Valve filter

Energy loss device

SURGE RELIEF VALVE

A surge relief valve suitable for high pressure application, for example in a crude oil pumped pipeline. The valve has a plug movable to expose different areas of an energy-absorbing cage trim to fluid flow. The plug position is controlled by a control device proportionately responsive to changes in upstream fluid pressure. The valve requires no external power for its actuation.

Valve assemblies

IMPROVED NOZZLE DESIGN FOR HIGH TEMPERATURE ATTEMPERATORS

An improved spray nozzle assembly for use in a steam desuperheating device that is adapted to spray cooling water into a flow of superheated steam. The nozzle assembly is of simple construction with relatively few components, and thus requires a minimal amount of maintenance. In addition, the nozzle assembly is specifically configured to, among other things, prevent thermal shock to prescribed internal structural components thereof, to prevent "sticking" of a valve element thereof, and to create a substantially uniformly distributed spray of cooling water for spraying into a flow of superheated steam in order to reduce the temperature of the steam.

CONTROL VALVE INCLUDING VALVE TRIM WITH SPINDLE FOR IMPROVED LOW FLOW CONTROL

In accordance with the present invention, there is provided a linear displacement control valve comprising a valve body having a valve bonnet cooperatively engage thereto. The body and the bonnet collectively accommodate a valve trim which comprises a flow control element and a complementary spindle. The spindle is preferably attached to a reciprocally movable valve stem of the control valve via a stem adaptor. The stem adaptor is adapted to allow for some measure of "float" between the spindle and the flow control element as may be needed to accommodate any misalignment therebetween. The spindle is uniquely configured such that when used in conjunction with the flow control element, the trim is capable of providing low end flow control at a higher level of accuracy and/or wider rangeability.

INCREASED EFFICIENCY STRAINER SYSTEM

In accordance with the present invention, there is provided a strainer system comprising a plurality of strainer modules, each of which comprises multiple cassettes or cartridges assembled together in a prescribed arrangement. In the strainer system constructed in accordance with the present invention, the "clean" sides of the strainer modules are fluidly connected to each other by a plenum duct which also has a suction pump fluidly coupled thereto. Integrated into the plenum duct is a pressure released membrane (PRM) which is positioned so as to effectively isolate one of the strainer modules from the remaining active strainer modules included in the strainer system. The pressure released membrane is uniquely configured so as to facilitate the activation of the isolated strainer module when pressure across the plenum duct increases beyond a prescribed threshold.

Durchflussregelvorrichtung

HIGH ENERGY LOSS DEVICE

A more compact high energy loss device is provided having a series of uniquely formed multiturn labyrinth assemblies which reduce the pressure of a fluid flowing therethrough. The inlet of the labyrinth assemblies is formed according to a substantially circular configuration to have a predetermined inlet area while the outlet is formed according to a substantially scalloped configuration to provide an outlet area greater than the inlet area. The scalloped configuration of the outlet yields an outlet area which is also greater than if the outlet were of circular configuration. The scalloped outlet configuration also makes the labyrinth assembly less susceptible to circumferential thermal stresses resulting from high temperature fluids passing through the device producing high temperature inlet conditions and low temperature outlet conditions.

SHORT STROKE FLOW CONTROL VALVE

A short stroke flow control device or valve which is adapted to provide velocity control trim in a short stroke The valve constructed in accordance with the present invention comprises multiple disk stacks or cages which are separated from each other by intervening spacers, and are placed axially in a valve gallery clamped between a seat ring and bonnet of the valve The fluid passageways in the cages are throttled in a controlled manner by a plug which defines multiple throttling elements or plug lobes, the number of plug lobes defined by the plug preferably being equal to the number of cages included in the valve The plug lobes of the plug control the flow of fluid through the disk stacks or cages in tandem.

Dichtung

Durchflussregelvorrichtung

AXIAL RESISTANCE VALVE TRIM DESIGN

A control valve which includes a discrete, multi-stage, multi-path valve trim, located in concentric cylinders, along the outlet axis of the valve, with potential to characterize flow resistance at different opening points. In accordance with the present disclosure, there is provided a control valve having a multi-stage, multi-path trim installed therein. Traditional multi-stage, multipath valves use a series of concentric cages or stacked disks flow elements to control the flow of fluid inside the valve. The cages or stacked disks contain flow paths that are arranged perpendicular to the valve axis. In the control valve of the present invention, the flow paths are arranged parallel to the valve axis. The present control valve includes an external sleeve valve plug which throttles a flow control element comprising an annular, generally cylindrical cage which is disposed within an outer liner or seat ring.

Axial drag valve with internal hub actuator

In accordance with the present invention, there is provided an axial drag control valve which includes an internal disk stack trim and an internal actuator. The fluid inlet and outlet of the valve are disclosed along a common axis, which is further shared with both the plug and the actuator. The plug and actuator move along this particular axis to control the fluid flow rate, pressure, or temperature of the system. The valve actuator may be powered by an operating fluid such as air supplied from an external source. A special, two-part packing with a lantern ring and leak-off port provides protection and safety for the actuator.

Stossentlastungsventil.

LABYRINTH DISK STACK HAVING DISKS WITH INTEGRAL FILTER SCREENS

Case 4239 LABYRINTH DISK STACK HAVING DISKS WITH INTEGRAL FILTER SCREENS A multi-turn labyrinth disk (10) is provided for a pressure reduction disk stack (12) which has an integral filter screen (34). The filter screen (34) comprises a series of small area passages (A2) located on the periphery of the disk (10) which lead to a common high capacity radial passage (32) used to supply a series of multi-turn labyrinth paths (18).

TOOTHED GATE VALVE SEAT

In accordance with the present invention, there is provided is a fluid control valve configured to attenuate acoustic resonance generated by a fluid flow. The fluid control valve includes a valve body defining a fluid passageway. A pair of seat rings are coupled to the valve body, with each seat ring defining an opening disposed about the fluid passageway. Each seat ring includes a plurality of vortex generators disposed about the radial periphery thereof for generating streamwise vorticies which suppress acoustic resonance.

Heating device for valve to prevent internal accumulation of condensate

In accordance with the present invention, there is provided a valve assembly wherein a heating modality such as an induction heater is cooperatively engaged to a prescribed location on a valve housing or body of a valve to effectively maintain the temperature of the valve above the saturation temperature of the related system pressure. Maintaining this temperature differential effectively avoids the accumulation of condensate within the interior of the valve body and/or on other internal structural features thereof.

Durchflussregelvorrichtung

DESUPERHEATER SPRAY NOZZLE

An improved valve element for a spray nozzle assembly of a steam desuperheating device that is configured to spray cooling water into a flow of superheated steam in a generally uniformly distributed spray pattern. The valve element comprises a valve body and an elongate valve stem that is integrally attached to the valve body and extends axially therefrom. The valve body itself comprises a nozzle cone which is integrally connected to the valve stem, and defines an outer surface. Integrally formed on a bottom surface of the nozzle cone is a hub having multiple ribs protruding therefrom. Integrally connected to each of the ribs is a generally circular fracture ring. The fracture ring is disposed in spaced relation to the lower edge of the nozzle cone which circumvents the bottom surface thereof. In this regard, a series of windows are formed in the valve body, with each window being framed by a segment of the lower edge of the nozzle cone, an adjacent pair of the ribs, and a segment of the ...

Closed-vortex-assisted desuperheater

There is provided a vortex generator comprised of a diffuser, a vortex ring and a spray nozzle. The diffuser redirects a flow of superheated steam radially outwardly by forcing the superheated steam through orifices. An end plate creates a low pressure area downstream of the diffuser. The vortex ring imparts a spiraling motion to the flow of superheated steam. The spray nozzle sprays cooling water in a predetermined spray pattern into the low pressure area. The spray pattern maximizes the surface area of the cooling water within the superheated steam. The combination of the spiraling motion, the radially outwardly directed flow, and the low pressure area results in a closed vortex having a vortex core. The closed vortex is characterized as a spiraling, swirling flow of eddies and vortices downstream of the vortex generator. The closed vortex promotes the uniform mixing of the cooling water with the steam flow.

DIRECT METAL LASER SINTERED FLOW CONTROL ELEMENT

A flow control element comprises a cylindrical element body having a bore formed there through. The cylindrical element body may include inner and outer peripheral surfaces and define a plurality of tortuous flow passages which extend between the inner and outer peripheral surfaces. The flow control element is formed as a unitary structure wherein the flow passages are oriented along at least two axes. The flow control may be formed by direct to metal laser sintering wherein successive layers of powdered metallic material are solidified by applying laser energy to the selected portions until the flow element is formed as a unitary structure with a plurality of flow passages extending there through. The laser energy is selectively applied to the powdered metallic material according to a computer model of the flow control element.

Low-noise pressure reduction system

Disclosed is a diffuser apparatus for facilitating a reduction in fluid pressure and suppression of noise. The apparatus comprises a tubular inner sleeve, a tubular muffler and a tubular outer sleeve. The inner sleeve defines a fluid flow axis and has a plurality of inner sleeve passages. The outer sleeve has the inner sleeve concentrically positioned therein and defines a plurality of outer sleeve passages. The muffler is concentrically positioned between the inner and outer sleeves such that fluid flows radially outwardly through the inner sleeve passages, through the muffler, and through the outer sleeve passages. The muffler may be spaced from the inner sleeve so as to define a gap between the muffler and the inner sleeve. The muffler may also be spaced from the outer sleeve so as to define a gap between the muffler and the outer sleeve.

Shut-off trim including spring loaded check valve

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof.

Liveload assembly for valve

A valve stem sealed by a packing. A spigot applies an axial compression loading to the packing via a sleeve when bolts are tightened. A clamp attaches two parts of the valve body to each other with the bolts extending between the spigot and the clamp. The bolt and spigot provide an integral spring construction.

Seals

Valve control means

Low shear ball-type control valve

A flow control device includes a cylindrical body disposed about a primary axis. The cylindrical body includes a primary flow passage extending therethrough. A ball element having an inlet flow passage extending therethrough is pivotable relative to the cylindrical body between an open position and a closed position. In the open position, the inlet flow passage is in fluid communication with the primary flow passage, and in the closed position, the inlet flow passage is not in fluid communication with the primary flow passage. The flow control device further comprises an internal flow control body having a collar positioned within the cylindrical body about the primary axis. A plurality of outer helical fins extend outwardly from the collar and define a plurality of outer helical passageways, and a plurality of inner helical fins are positioned inwardly from the collar and define a plurality of inner helical passageways.

Cascade trim for control valve

A cascade type trim for integration into control valve and having a valve stem and a valve cage which cooperate with each other to define a plurality of fluid passageway columns, each of which extend between a valve inlet and a valve outlet. Each fluid passageway column is collectively defined by a plurality of stem passageways and a plurality of cage passageways. The stem and cage passageways are brought in and out of alignment as a result of axial movement of the stem relative to the cage. In a first position, a first fluid passageway is open, while a second fluid passageway remains closed. In a second position, both the first and second fluid passageways are open, and yet in a third position, the first fluid passageway is closed and the second fluid passageway is open.

Durchflussregelvorrichtung

Valve packing fugitive emission detection system

In accordance with the resent invention, there is provided a fugitive emission detection system for use in conjunction with a valve having a packing deign which includes a primary packing and a secondary packing. The valve further includes a leak port which is disposed within the valve bonnet between the primary and secondary packings. The detection system is operative to maintain the leak port in a normally open state. As a result, any fluid leakage past the primary packing is normally sent to the detection system, as opposed to being applied to and thus pressurizing the secondary packing. In the event of that a prescribed level of fluid leakage beyond the primary packing is detected, the leak port will be closed. The closure of the leak port facilitates the pressurization of the secondary packing.

Enhanced nuclear sump strainer system

In accordance with the present invention, there is provided a strainer system for use in a nuclear sump. The strainer system of the present invention includes at least one primary strainer module which defines a primary strainer/filter surface. In the strainer system, the primary strainer surface of the primary strainer module has a debris interceptor which is cooperatively engaged thereto, and may be outfitted with one or more pressure released or activated membranes. In a loss of coolant accident, the debris interceptor, alone or in combination with the pressure activated membrane(s), is adapted to reduce the differential pressure experienced across the strainer system in nuclear power plants with medium to high fiber loads.

Dichtung

FLÜSSIGKEITSSTEUERVORRICHTUNG

Axial resistance valve trim design

A control valve which includes a discrete, multi-stage, multi-path valve trim, located in concentric cylinders, along the outlet axis of the valve, with potential to characterize flow resistance at different opening points.

Fail safe apparatus for a direct-drive servovalve

Provided is a servovalve system having a fail safe apparatus adapted for switching the servovalve system between an operating position and a fail safe position. The servovalve system comprises a housing having a housing bore and a housing chamber, a spool moveably disposed within the housing, and a stepper motor connected to the spool and configured to vary the spool position for manipulating the fluid flowing within a fluid circuit when the servovalve system is placed in the operating position. A rotary-linear converter converts rotational motion of the stepper motor into axial motion of the spool. The fail safe apparatus includes a piston slidably sealed within the housing chamber and mechanically coupled to the rotary-linear converter. The piston is operative to move the spool from the operating position to the fail safe position upon a loss of fluid pressure in the housing chamber.

Stossentlastungsventil.

Three-way pneumatic commutator and volume booster

Disclosed is an actuator system for positioning a piston within a cylinder and comprising a compressed air source, a positioner, and first and second pneumatic valving modules. The first and second pneumatic valving modules respectively comprise first and second volume boosters to amplify the flow of compressed air, first and second derivative boosters to alternately supply and exhaust compressed air into and out of the first and second ends at high flow rates, and first and second commutators to selectively allow the compressed air to flow respectively between the volume boosters and the derivative boosters. A safety valve opens at a predetermined pressurization level such that the first and second commutators may be energized. A volume tank provides compressed air to each one of the first and second pneumatic valving modules upon energization of the first and second commutators.

Shut-off trim including spring loaded check valve

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof.

Shut-off trim including spring loaded check valve

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof.

Axial trim for dirty service valve

In accordance with the present invention, there is provided a dirty service valve including an axial trim which, as a result of its structural attributes and extended stroke length, provides increased Cv capacity relative to valve plug size in comparison to existing prior art designs. In accordance with one embodiment of the present invention, the axial trim integrated into the valve of the present invention is configured to provide a linear flow characteristic. In accordance with an alternative embodiment of the present invention, the axial trim may be configured to provide a non-linear flow characteristic which, coupled with the extended stroke length thereof, provides improved flow control in addition to increased Cv capacity. The axial trim possessing the above-described structural and functional attributes may also be integrated into an axial body or housing, thus making the use of rotary actuators in conjunction with the axial trim more feasible.

Throttle device for high fluid pressures

A throttle device comprises a tubular outer sleeve having a plurality of outer sleeve circumferential grooves formed on an outer sleeve inner surface and intersecting a plurality of outer sleeve axial grooves formed on an outer sleeve outer surface to form outer sleeve orifices. Also included is a tubular inner sleeve concentrically disposed within the outer sleeve and having a plurality of inner sleeve circumferential grooves formed on an inner sleeve inner surface. A plurality of inner sleeve axial grooves are formed on the inner sleeve outer surface and intersect the inner sleeve circumferential grooves to form inner sleeve orifices. The offset inner and outer sleeve orifices define tortuous flow paths wherein fluid flows into the outer sleeve axial grooves, through the outer sleeve orifices, through the outer sleeve circumferential grooves, through the inner sleeve axial grooves, through the inner sleeve orifices before exiting the inner sleeve circumferential grooves.

Motion converter

Provided is a motion converter which comprises a housing, a cam plate reciprocal to the housing, a lower link and an upper link. The cam plate has a groove which extends diagonally across the width thereof. The lower link is pivotably mounted to the housing and has a cam pin and a slot formed at a free end thereof. The cam pin is engageable to the groove of the cam plate. The upper link is also pivotably mounted to the housing in offset relationship to the lower link. A free end of the upper link has a link pin which is engageable to the slot. The motion converter is configured such that the lower link pivots in response to slidable movement of a cam pin within the groove during reciprocation of the cam plate. The upper link is configured to pivot in response to the slidable movement of the link pin within the slot during pivoting in a lower link.

Nozzle design for high temperature attemperators

An improved spray nozzle assembly for use in a steam desuperheating device that is adapted to spray cooling water into a flow of superheated steam. The nozzle assembly is of simple construction with relatively few components, and thus requires a minimal amount of maintenance. In addition, the nozzle assembly is specifically configured to, among other things, prevent thermal shock to prescribed internal structural components thereof, to prevent sticking of a valve element thereof, and to create a substantially uniformly distributed spray of cooling water for spraying into a flow of superheated steam in order to reduce the temperature of the steam.

Desuperheater spray nozzle

An improved valve element for a spray nozzle assembly of a steam desuperheating device that is configured to spray cooling water into a flow of superheated steam in a generally uniformly distributed spray pattern. The valve element includes a valve body and an elongate valve stem that is integrally attached to the valve body and extends axially therefrom. The valve body itself includes a nozzle cone which is integrally connected to the valve stem, and defines an outer surface. Integrally formed on a bottom surface of the nozzle cone is a hub having multiple ribs protruding therefrom. Integrally connected to each of the ribs is a generally circular fracture ring. The fracture ring is disposed in spaced relation to the lower edge of the nozzle cone which circumvents the bottom surface thereof. In this regard, a series of windows are formed in the valve body, with each window being framed by a segment of the lower edge of the nozzle cone, an adjacent pair of the ribs, and a segment of the ...

Desuperheater nozzle

An improved nozzle assembly for spraying cooling water into superheated steam flowing through a steam pipe of a steam desuperheater includes a nozzle housing, a nozzle barrel, a valve element, and at least one valve spring. A nozzle barrel disposed within the nozzle housing has flow passages in fluid communication with a barrel chamber. The barrel chamber minimizes a tendency for cooling water to enter the superheated steam in a streaming spray. The valve element is slidable within the nozzle barrel for regulating the flow of cooling water through the nozzle assembly. The valve spring biases the valve element against the forward end of the nozzle housing to initially seal the nozzle assembly in a closed position. A control valve increases the fluid pressure within the nozzle housing which in turn forces the valve head away from the nozzle housing, allowing for increased flow of cooling water into the superheated steam.

Desuperheater with flow measurement

In accordance with the present invention, there is provided a steam desuperheater which is integrated into a steam line. The steam desuperheater comprises a segment of steam pipe having one or more spring loaded spray nozzles attached thereto. Installed within the interior of the steam pipe of the desuperheater is a liner. The desuperheater is also provided with a steam flow measurement sub-assembly comprising a differential pressure transmitter including a pair of pressure gauges which are operatively connected to respective ones of a first pressure tapping which is formed in the steam pipe before the liner, and a second pressure tapping which is formed in the liner. The measurement of the differential pressure allows for a determination of steam flow through the desuperheater. In addition to the differential pressure transmitter outfitted onto the steam pipe, the steam flow measurement sub-assembly further preferably comprises pressure and temperature transmitters which are installed ...

Low diffusivity barrier fluid packing system

In accordance with the present invention, there is provided a fluid or liquid barrier packing system which is adapted to minimize VOC emissions, while also providing live-loading and continuous load monitoring functions. The components of the packing system (including the liquid barrier) are adapted to be installed in a traditional stuffing box of a valve utilizing a top entry method, and without the necessity of having to inject the liquid through any side ports of the valve. The packing system reduces leakage levels as required by low emission leakage specifications by creating a reverse osmosis effect, limiting the diffusivity of a gas through the packing elements of the system. Thus, the packing system of the present invention provides a simplified method to load and monitor a barrier in the stuffing box of the valve to slightly higher pressure than processed fluid pressure.

Live loaded packing for valve

In accordance with the present invention, there is provided a lie loaded packing assembly for a valve which comprises a valve body defining a passage having a valve stem moveably disposed therein and selectively moveable between open and closed positions. Extending about a portion of the valve stem is a packing. One end of a sleeve of the valve bears axially onto and compresses the packing, with a spigot of the valve being cooperatively engaged to the opposite end of the sleeve. A clamp of the valve is cooperatively engaged to the valve body, with a pair of bolts extending between and being secured to the clamp, the spigot, and a flange member which is itself cooperatively engaged to the spigot. The combination of the bolt, spigot and flange member provide an integral spring construction for the valve.

Liner displacement control valve including valve trim with spindle and flow control element for improved low flow control

A linear displacement control valve comprising a valve body having a valve bonnet cooperatively engage thereto. The body and the bonnet collectively accommodate a valve trim which comprises a flow control element and a complementary spindle. The spindle is preferably attached to a reciprocally movable valve stem of the control valve via a stem adaptor. The stem adaptor is adapted to allow for some measure of float between the spindle and the flow control element as may be needed to accommodate any misalignment therebetween. The spindle is uniquely configured such that when used in conjunction with the flow control element, the trim is capable of providing low end flow control at a higher level of accuracy and/or wider rangeability.

Short stroke control valve

A short stroke flow control device or valve which is adapted to provide velocity control trim in a short stroke. The valve constructed in accordance with the present invention comprises multiple disk stacks or cages which are separated from each other by intervening spacers, and are placed axially in a valve gallery clamped between a seat ring and bonnet of the valve. The fluid passageways in the cages are throttled in a controlled manner by a plug which defines multiple throttling elements or plug lobes, the number of plug lobes defined by the plug preferably being equal to the number of cages included in the valve. The plug lobes of the plug control the flow of fluid through the disk stacks or cages in tandem. All of the throttling elements or plug lobes of the plug, with the possible exception of the plug lobe which contacts the seat ring for closure, is larger in diameter than the remainder of the plug and has at least one kidney bean shaped flow passage extending therethrough. The ...

Dead time reducer for piston actuator

An anti-surge system capable of anticipating a surge event in a compressor for readying the actuator to quickly actuate the anti-surge valve from the closed position to the open position. The control system includes a compressor surge controller configured to transmit a signal to the valve positioner when the operating point of the valve is approaching the surge control line. The compressor surge controller may monitor an operating margin equal to the difference between the operating point and the surge control line, and when the operating margin falls below a prescribed threshold, the compressor surge controller may send a signal to the positioner. In turn, the positioner may vent some pressure from the actuator. In this way, the dead time of the anti-surge valve on the valve seat is minimized and the valve will react more promptly to an opening signal.

Plug and seal assembly

Disclosed is a plug and seal assembly comprising an annular seat ring and a plug head for use in a fluid control valve utilized for regulating a flow of high-pressure fluid. The seat ring includes first, second, and third sealing discs alternately stacked with respective first, second and third resilient bearing discs. The inner annular edges of the first, second and third sealing and bearing discs collectively define a conical sealing surface. The plug head defines stepped first, second and third ramps, each ramp having a truncated conical shape of equal half-angle with the conical sealing surface half-angle being larger than the ramp half-angle. The direct engagement of the first, second and third ramps against respective ones of the sealing discs acts to deform the respective ones of the bearing discs to create three fluid-tight seals therebetween to reduce the risk of leakage of the valve when in a closed position.

Increased efficiency strainer system

In accordance with the present invention, there is provided an increased efficiency strainer system which is particularly suited for use in the emergency core cooling system of a nuclear power plant. In certain embodiments of the present invention, the strainer system includes one or more strainer cassettes or cartridges, with each such cassette or cartridge including a plurality of strainer pockets disposed in side-by-side relation to each other. In these embodiments, multiple cassettes or cartridges may be assembled together to form a strainer module of the strainer system. The strainer pockets of the cartridge each define an inflow end. Within the cartridge, or the module including multiple cartridges, the inflow ends of one or more of the strainer pockets may be enclosed by an elastic metal membrane. When in a closed position, the membrane prevents liquid flow into the corresponding strainer pocket via the inflow end thereof. The membrane remains closed when only a low pressure load ...

Shut-off trim including spring loaded check valve

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof.

Multi-stage fluid flow control device

A control valve which includes a uniquely configured seat ring outfitted with flow passages adapted to operatively interact with a valve plug in a manner providing prescribed pressure reduction characteristics in a fluid flowing through the flow passages. The seat ring of the control valve of the present invention is preferably fabricated through the use of a direct metal laser sintering (DMLS) process. The use of the DMLS process to facilitate the fabrication of the seat ring in the control valve allows for the creation of more intricate and complex flow passages therein. Such increased intricacy/complexity provides better flow range/rangeability within the control valve.

Multi-stage, multi-path rotary disc

A control valve includes a valve body having a main valve passageway. A flow control assembly is positioned in the main valve passageway and includes a first control element, and a second control element rotatable relative to the first control element between a closed position, a first position, and a second position. In the closed position, the first and second control elements form a plug which prevents fluid flow through the main valve passageway. In the first position, the first and second control elements collectively define a first control passageway therethrough, and in the second position, the first and second control elements collectively define the first control passageway and a second control passageway therethrough.

Pneumatic actuator circuit

Disclosed is a piston positioning system for positioning a piston within a cylinder of a pneumatic circuit. The system comprises a piston position indicator for sensing an actual piston position, a controller for generating an output signal in response to the piston position signal, a pneumatic valving device for regulating the flow of pneumatic fluid and a solenoid valve configured to energize the pneumatic valving device. The pneumatic valving device comprises a four-way valve, a servo valve coupled to a stepper motor, and a two-way valve. The reversible stepper motor is incrementally rotatable over a desired angle of rotation in proportion to the magnitude of the output signal for linearly translating the servo valve such that the flow of pneumatic fluid maybe manipulated into and out of first and second ends of the cylinder to control the piston position therewithin.

Nozzle design for high temperature attemperators

An improved spray nozzle assembly for use in a steam desuperheating device that is adapted to spray cooling water into a flow of superheated steam. The nozzle assembly is of simple construction with relatively few components, and thus requires a minimal amount of maintenance. In addition, the nozzle assembly is specifically configured to, among other things, prevent thermal shock to prescribed internal structural components thereof, to prevent sticking of a valve element thereof, and to create a substantially uniformly distributed spray of cooling water for spraying into a flow of superheated steam in order to reduce the temperature of the steam.

Drag ball valve

A valve assembly comprising a rotary closure element which defines an axis of rotation and is selectively movable between a fully open position and a fully closed position. Mounted to and movable with the rotary closure element is an impedance assembly. The impedance assembly defines an inflow end and an outflow end, and comprises a plurality of tortuous passageways which extend from the inflow end to the outflow end. Also fully or partially defined by the impedance assembly is an enlarged flow opening which extends from the inflow end to the outflow end. The tortuous passageways and the flow opening are oriented relative to each other such that a portion of a flow through the valve assembly is directed into the tortuous passageways and a portion of the flow is directed through the flow opening when the closure element is in the fully open position.

Dual cone spray nozzle assembly for high temperature attemperators

A spray nozzle assembly for a steam desuperheating or attemperator device. In one embodiment, the spray nozzle sub-assembly of the spray nozzle assembly comprises a fixed nozzle element which is integrated into a spring-loaded nozzle element, and is specifically adapted to improve water droplet fractionation at higher flow rates while further providing an effectively higher spray area through the formation of two water cones (rather than a single water cone), such water cones being sprayed into a flow of superheated steam in order to reduce the temperature of the steam. In another embodiment, the spray nozzle sub-assembly of the spray nozzle assembly comprises a nested pair of spring-loaded primary and secondary nozzle elements which are also adapted to provide an effectively higher spray area through the formation of two water cones.

Rotary drag valve

A valve assembly comprising a rotary closure element which defines an axis of rotation and is selectively movable between a fully open position and a fully closed position. Mounted to and movable with the rotary closure element is an impedance assembly. The impedance assembly defines an inflow end and an outflow end, and comprises a plurality of fluid passageways of varying noise attenuating capability which extend from the inflow end to the outflow end. Also partially defined by the impedance assembly is a flow opening which extends from the inflow end to the outflow end. A retainer bracket is disposed within the flow opening and is cooperatively engaged to both the closure element and the impedance assembly.

Combination face and plug seal

A combination face and plug seal for use in a balanced pressure valve having a valve housing and a valve plug movable within the valve housing between an open position and a closed position. The seal comprises a main body portion and an engagement portion integrally connected to the main body portion. The seal further comprises at least one primary spring which extends along and at least partially between the main body and engagement portions. Integrally connected to the main body portion is at least one seal leg portion, with at least one secondary spring extending along and at least partially between the main body and seal leg portions. The seal is adapted to be retained within the valve housing, with the engagement portion being forced into sealed engagement with the valve plug and the seal leg portion being forced into sealed engagement with the valve housing when the valve plug is closed or moved from the closed position toward the open position.

Erosion reducing valve plug and seat ring

A valve arrangement comprises a valve housing, a valve seat and a valve plug. The valve housing defines an interior chamber and a flow opening for respectively receiving and discharging fluid. The seat ring is engaged to the valve housing and defines an angled seating surface and a spaced pair of channels positioned between the seating surface and the valve housing. The valve plug is axially slidable within the interior chamber and defines a valve plug seating surface configured at an angle complementary to that of the seat ring seating surface for creating a fluid-tight surface-to-surface seal. The valve plug further defines a spaced pair of projections configured to cooperate with respective ones of the channels such that disengagement of the valve plug seating surface from the seat ring seating surface defines a tortuous fluid path for reducing the velocity of the fluid flowing therethrough.

Predictive maintenance and initialization system for a digital servovalve

Provided is a servovalve system for regulating fluid flowing within a fluid circuit. The servovalve system comprises a housing, a spool slidably disposed within the housing, a stepper motor operatively connected to the spool, and a controller and a position sensor electronically connected to the stepper motor. The controller generates driver signals representative of a desired amount of stepper motor rotation in order to cause the stepper motor to effectuate spool motion relative to the housing. The position sensor senses an actual amount of stepper motor rotation and generates a quantity of position signals representative thereof. The controller determines a signal ratio of the quantity of the position signals to the quantity of the driver signals and generates a diagnostic signal when the signal ratio reaches a threshold value representative of a predetermined level of mechanical resistance of spool motion relative to the housing.

Axial drag valve with internal sleeve actuator

In accordance with the present invention, there is provided an axial drag control valve which includes an internal disk stack trim and an internal actuator. The fluid inlet and outlet of the valve are disclosed along a common axis, which is further shared with the actuator of the valve. The actuator moves along this particular axis to control the fluid flow rate, pressure, or temperature of the system. The valve actuator may be powered by air from an external source.

Fluid control

A valve having a trim comprising a plurality of impingement flowpaths, each flowpath comprising a central impingement chamber and having three radially directed inlet passages is provided. As the fluid floes through the inlet passages and enters the impingement chamber the flow starts to turn and impinge upon one another at a substantially central point within the impingement chamber and exit together via the outlet which is substantially axial to the impingement chamber. As the flows entering the impingement chamber impinge on one another as opposed to a wall of the flowpath, the impingement can be used to create a flowpath with reduced erosion.

Local digital valve controller unit

A controller assembly is adapted for regulating at least one valve having a valve positioner. The controller assembly comprises a digital controller having a plurality of data inputs and data outputs and includes at least one proportional-integral-derivative (PID) controller operative to modulate the valve positioner in response to data received at the data inputs. The digital controller is configured to perform the following functions within a total time period of no greater than 10 ms: acquisition of data at the data inputs, processing of the data, and transmission of data from the data output in order to regulate the valve(s). The digital controller may include a quantity of at least sixteen digital inputs, at least sixteen digital outputs, at least eight analog inputs and at least eight analog outputs.

Rotary drag valve

A valve assembly comprising a rotary closure element which defines an axis of rotation and is selectively movable between a fully open position and a fully closed position. Mounted to and movable with the rotary closure element is an impedance assembly. The impedance assembly defines an inflow end and an outflow end, and comprises a plurality of fluid passageways of varying noise attenuating capability which extend from the inflow end to the outflow end. Also partially defined by the impedance assembly is a flow opening which extends from the inflow end to the outflow end.

Pneumatic circuit control system

A pneumatic control system is provided for positioning a piston within a cylinder and comprises a positioner for regulating the flow of compressed air into and out of first and second ends of the cylinder. First and second large boosters force compressed air into the respective first and second ends. First and second small boosters and first and second quick exhaust valves collectively exhaust compressed air out of the respective first and second ends. First and second small and large booster check valves interposed between the directional valve and the respective first and second small and large boosters are oriented such that the flow of compressed air through the signal lines and into the first and second small and large boosters may be blocked for increasing the sensitivity of the positioning of the piston.

Fluid flow control device

A fluid flow control device (10) has a stack of annular discs (15) defining a central passageway (14) and a plug (16) reciprocable in the passageway for controlling fluid flow. Adjacent discs (15) in the stack have at least one fluid passageway (21A) formed in a major face (22A) of one disc closed by the abutting major face of the adjacent disc. The fluid passageway (21A) extends in a clockwise direction and has a linear inlet portion (23A) and a curved outlet portion (24A). The inlet portion (23A) is of constant cross-sectional area and the outlet portion (24A) is of increasing cross-sectional are in the direction of fluid flow. Other configurations of discs and/or fluid passageways are disclosed.

Additively manufactured control valve flow element

A valve for regulating the flow of a fluid includes a housing defining a fluid inlet and a fluid outlet. A flow control element is disposed within the housing and is configured to dissipate energy in a fluid flowing therethrough from the fluid inlet to the fluid outlet. A valve seat is positioned within the housing and includes a plurality of vortex generators which induce vortices in the fluid as the fluid flows through the valve seat. A plug is disposed within the housing and is moveable relative thereto between closed and open positions. The plug moves away from the valve seat as the plug moves from the closed position toward the open position such that fluid flow through the flow control element and the valve seat increases as the plug is moved from the closed position toward the open position.

Compact multi-stage condenser dump device

A multi-stage, torispherical drilled-hole dump device which mounts on the surface of an air cooled condenser (ACC) duct, and provides a compact and lightweight method for discharging steam into the duct by presenting a large surface area which minimizes noise and vibration, while also having a low-profile shape which minimizes projection into the duct and flow disturbance in the duct.

Multi-spindle spray nozzle assembly

In accordance with the present invention, there is provided a multi-spindle spray nozzle assembly for a steam desuperheating or attemperator device. The nozzle assembly features a nozzle holder which accommodates two small, spring-loaded nozzles, each of which is adapted to produce a spray pattern of reduced cone angle (e.g., approximately 60°) in comparison to currently know nozzle designs. The two nozzles are positioned within the nozzle holder such that they diverge from the axis thereof as allows the spray pattern generated thereby to be effectively tilted into the flow of steam within a desuperheating device having the nozzle assembly interfaced thereto.

Rotary drag valve

A valve assembly comprising a rotary closure element which defines an axis of rotation and is selectively movable between a fully open position and a fully closed position. Mounted to and movable with the rotary closure element is an impedance assembly. The impedance assembly defines an inflow end and an outflow end, and comprises a plurality of fluid passageways of varying noise attenuating capability which extend from the inflow end to the outflow end. Also partially defined by the impedance assembly is a flow opening which extends from the inflow end to the outflow end.

Reduced noise valve stack connection

Disclosed is a silencer system configured to allow for thermal growth thereof while attenuating noise created by expansion of high-pressure fluid flowing therethrough. The silencer system comprises a tubular inner sleeve, a tubular flexible bellows, a tubular vent stack and a muffler disc. The inner sleeve has a sleeve inlet and a sleeve outlet. The inner sleeve is concentrically disposed in spaced relation within the bellows which is concentrically disposed in spaced relation within the vent stack. The bellows is configured to allow for axial and lateral movement of the inner sleeve relative to the vent stack when fluid passes through the silencer system to minimize excessive deflective forces and bending moments on the silencer system. The muffler disc is oriented relative to the sleeve outlet such that the high-pressure fluid impinges the muffler disc prior to creating shockwaves which may otherwise result in the production of high noise levels.

Pressure blast pre-filming spray nozzle

Disclosed is a nozzle assembly which includes a nozzle housing and a valve element axially slidable therewithin between a closed and an open position. The nozzle housing has a housing inlet and a housing outlet fluidly interconnected by a plurality of housing passages. The valve element has a truncated conical valve body including a conical outer surface and a concave inner surface with a plurality of valve apertures extending through the valve body. The outer surface is sealingly engagable to a valve seat formed in the housing outlet such that the flow of cooling water through the valve apertures is prevented when the valve element is in the closed position. The outer surface and valve seat collectively define an annular gap when the valve element is axially displaced to the open position such that a portion of the cooling water flowing through the annular gap may pass through the valve apertures.

Rotary drag valve

A valve assembly comprising a rotary closure element which defines an axis of rotation and is selectively movable between a fully open position and a fully closed position. Mounted to and movable with the rotary closure element is an impedance assembly. The impedance assembly defines an inflow end and an outflow end, and comprises a plurality of fluid passageways which extend from the inflow end to the outflow end. Also partially defined by the impedance assembly is a flow opening which extends from the inflow end to the outflow end. The fluid passageways and the flow opening are oriented relative to each other such that a portion of a flow through the valve assembly is directed into the fluid passageways and a portion of the flow is directed through the flow opening when the closure element is in the fully open position.

Toothed gate valve seat

In accordance with the present invention, there is provided is a fluid control valve configured to attenuate acoustic resonance generated by a fluid flow. The fluid control valve includes a valve body defining a fluid passageway. A pair of seat rings are coupled to the valve body, with each seat ring defining an opening disposed about the fluid passageway. Each seat ring includes a plurality of vortex generators disposed about the radial periphery thereof for generating streamwise vorticies which suppress acoustic resonance.

Blowdown valve

Disclosed is a blowdown valve for a boiler system for removing fluid that contains debris. The blowdown valve comprises a housing for a shutoff valve and a reversible throttle valve. The shutoff valve is fluidly connected to a fluid inlet that, in turn, is connected to the boiler system. Each one of the shutoff and throttle valves includes a rotatable valve ball having a bore formed therethrough. Rotation of the valve ball alternately blocks and unblocks fluid flowing therethrough. The throttle valve bore includes first and second bore ends. A bore insert is disposed within the bore between first and second debris zones. The bore insert includes passages configured for reducing fluid energy. The first and second debris zones entrap debris therewithin. The throttle valve reverses positions of the first and second debris zones such that entrapped debris may be flushed out of the fluid outlet.

Systems and Methods for a Charging Roller

A charging roller for an imaging device may include a shaft having a shaft length; a cylindrical foam layer partially covering the shaft and having a foam thickness, a first foam end and a second foam end, the cylindrical foam layer having a foam length less than the shaft length; a skin layer covering the cylindrical foam layer; and first and second retention members, the first retention member disposed adjacent to the first foam end and the second retention member disposed adjacent to the second foam end. 1. A charging roller for an imaging device comprising:a shaft having a shaft length;a cylindrical foam layer partially covering the shaft and having a foam thickness, a first foam end and a second foam end, the cylindrical foam layer having a foam length less than the shaft length;a skin layer covering the cylindrical foam layer; andfirst and second retention members, the first retention member disposed adjacent to the first foam end and the second retention member disposed adjacent to the second foam end.2. The charging roller of wherein the first and second retention members have thicknesses less than the foam thickness.3. The charging roller of wherein the first and second retention members have thicknesses equal to the foam thickness.4. The charging roller of wherein at least one of the first and second retention members is secured to the shaft by compression.5. The charging member as in wherein at least one of the first and second retention members is secured by an adhesive.6. The charging roller of wherein the retention member is an O-ring.7. The charging roller of wherein the retention member is a drop of adhesive.8. The charging roller of wherein the skin layer lies over the retention member.9. The charging roller of wherein the cylindrical foam layer is a uniform thickness along the foam length and wherein the shaft is a uniform thickness along the shaft length.10. The charging roller of wherein the cylindrical foam layer is a varying thickness along the ...

Method and Apparatus for Spoofing Imaging Devices

Techniques for spoofing an imaging device adapted for reading data from an electrical storage device to determine a volume of ink in an ink container include providing a replacement electrical storage device for use with the ink container, the replacement electrical storage device comprising memory locations; and responding, by the replacement electrical storage device, to reads of memory locations of the replacement electrical storage device by returning data to the imaging device which causes the imaging device to calculate an inaccurate initial volume of ink stored in the ink container.

Method of Joining Multiple Parts of a Mag Section

Imaging devices, such as laser printers, often use a toner cartridge to print images on a recording medium. For both environmental and economical reasons, it is often desirable to reuse an exhausted toner cartridge. Some imaging devices use toner cartridges comprised of two sections that are fixed together with some limited movement. This limited movement is necessary to compensate for any misalignment in the cartridge and to reduce printer defects. Disclosed is a method and device for remanufacturing this type of toner cartridge. 1. A method of affixing two plastic members together comprising:providing a gasket having a base layer with a first surface and a second surface, wherein the gasket has a pressure sensitive adhesive layer located on the first surface and a pressure sensitive adhesive located on the second surface;fixing the gasket between a first plastic member and a second plastic member; andapplying a pressure so that the pressure sensitive adhesive layer located on the first surface of the gasket is activated and the pressure sensitive adhesive layer located on the second surface of the gasket is activated.2. The method of claim 1 , wherein pressure is applied by using an “S” shaped tool.3. The method of claim 1 , wherein the gasket initially has two liner layers and the two liner layers are removed before the two plastic members are fixed together.4. The method of claim 1 , wherein activation of the pressure sensitive layer located on the first surface of the gasket and activation of the pressure sensitive layer located on the second surface of the gasket causes the two plastic members to be fixed together while allowing limited movement there between.5. The method of claim 4 , wherein the two plastic members are sections of a toner cartridge and the limited movement allows compensation for misalignment between the sections.6. The method of claim 1 , wherein the base layer of the gasket is a thin non-metallic material.7. The method of claim 6 , wherein ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andat least one cam shaped element that extends outward from the end surface.2. The drive gear of wherein the at least one cam shaped element is shaped to engage a helical recess.3. The drive gear of wherein the helical recess is in a drive mechanism of an imaging device.4. The drive gear of wherein the at least one cam shaped element extends outward from the end surface with at least one protrusion claim 1 , wherein the at least one protrusion extends generally angularly along an edge of the at least one cam shaped element.5. An imaging apparatus assembly comprising:a drive mechanism including a helical recess; anda drive gear including a body for engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and at least one cam shaped element that extends outward from the end surface.6. The imaging apparatus assembly of wherein the at least one cam shaped element is shaped to engage the helical recess.7. The imaging apparatus of wherein the at least one cam shaped element extends outward from the end surface with at least one protrusion claim 5 , wherein the at least one protrusion extends angularly along an edge of the at least one cam shaped element.8. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging a generally cylindrical imaging component; a cylindrical shaft attached ...

Systems and Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. Each prong may include an extension member extending perpendicular to the prongs and the cross-sectional area of the extension members may be less than the cross-sectional area of the prongs. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andthree prongs extending longitudinally outward from the end surface, each prong including an extension member extending perpendicular to the prongs,wherein the cross-sectional area of the extension members is less than the cross-sectional area of the prongs.2. The drive gear of wherein each of the three prongs is generally triangular in shape claim 1 , one vertex of each triangular shaped prong being generally rounded.3. The drive gear of wherein the three prongs are adapted for engaging a helical recess.4. An apparatus comprising:a drive gear for a generally cylindrical imaging component, the drive gear comprising a body for engaging a first end of the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface, each prong including an extension member extending perpendicular to the prongs, wherein the cross-sectional area of the extension members is less than the cross-sectional area of the prongs; anda non-drive gear for engaging a second end of the generally cylindrical imaging component adapted for reducing an amount of side-to-side movement of the generally cylindrical imaging component. The ...

Systems and Methods for Imaging Components Having a Single Row of Contact Pads

A replacement imaging chip includes a single row of contact pads adapted for engagement with an imaging device having rows and columns of contacts, the single row of contact pads disposed to contact the rows and columns of contacts when the replacement imaging chip is installed in the imaging device. 1. A replacement imaging chip comprising:a single row of contact pads adapted for engagement with an imaging device having rows and columns of contacts, the single row of contact pads disposed to contact the rows and columns of contacts when the replacement imaging chip is installed in the imaging device.2. A method of providing a replacement imaging chip for a used imaging chip comprising:providing the replacement imaging chip having a single row of contact pads adapted for engagement with an imaging device having rows and columns of contacts, the single row of contact pads disposed to contact the rows and columns of contacts when the replacement imaging chip is installed in the imaging device; andreplacing the used imaging chip having rows and columns of contact pads with the replacement imaging chip having a single row of contacts. The present invention generally relates to manufacturing and repairing replaceable imaging components, and more particularly to techniques for providing a cartridge chip comprising an improved contact pad layout for engaging an imaging device having contacts arranged in rows and columns.In the imaging industry, there is a growing market for the remanufacture and refurbishing of various types of replaceable imaging components such as toner cartridges, drum cartridges, ink cartridges, and the like. Imaging cartridges, such as toner cartridges, once spent, are unusable for their originally intended purpose. Without a refurbishing process, they would simply be discarded, even though the cartridge itself may still have potential life. As a result, techniques have been developed specifically to address this issue. These processes may entail, for ...

Method and Apparatus for Storing Increment Values without using an Increment Counter

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of an amount of a consumable that has been used. Some printing systems do this by using a counter to count the amount of the consumable used and then sending a count command to the memory. The increment count command is processed to increment the value stored within the memory. Disclosed is a method and system for allowing the memory to be updated by a count command without having to increment the value stored. This method allows print cartridges to be used in printing systems that utilize counters without having to increment the counter each time an increment command is received. 1. A method for storing increment values without using an increment counter comprising:receiving, at one or more memory modules, a command signal transmitted from a processing device, wherein the command signal includes an increment counter command for instructing a memory module to increment a counter by a specific amount; and providing multiple storage locations;', 'determining if each of the multiple storage locations contains a stored value; and', 'storing in one of the storage locations a value indicative of the specific amount when at least one of the multiple locations does not contain a stored value therein., 'processing the command at the one or more memory devices by;'}2. The method of further comprising:determining that each of the multiple storage locations contains a stored value;summing each of the stored values to determine a total stored value;updating a total amount by the total stored value;emptying each of the storage locations so that each storage location does not contain a stored value; andstoring in one of the storage locations a value indicative of the specific amount.3. The method of wherein there are four or more ...

System and Method for Updating Memories used to Store Information in a Printing System

Electronic systems, such as printing systems, often use components that have a memory. The integral memory can be used to store information about the component. In some printing systems this memory includes storing a portion that stores a value indicative of an amount of a consumable that has been used. Discloses is a method and system for updating a memory that is integral to a component within a printing system. The value stored in the memory can be read to determine an amount of a consumable used. Alternatively, when a specific value is stored in the memory the printing system can deactivate the component. 1. A method of updating a memory module in an imaging device , comprising:receiving, at one or more memory modules, a command transmitted from a processing device, wherein the command indicates to the one or more memory modules to punch out a specified bit; andstoring a value in the one or more memory modules, wherein the value is indicative of a location of the specified bit.2. The method of claim 1 , wherein the specified bit is not punched.3. The method of claim 1 , wherein the command is indicative of usage of toner or ink in a consumable item in an imaging device.4. The method of claim 1 , wherein the value is stored in binary coded decimal.5. The method of claim 1 , wherein the value is stored in inverted binary coded decimal.6. The method of further comprising:receiving a read command signal; andoutputting the value in response to the read command signal.7. The method of claim 1 , wherein a memory module is located on a Lexmark print cartridge.8. The method of claim 1 , wherein a memory module is located on a print cartridge that was manufactured by a first manufacturer and the print cartridge is designed to be utilized in a printer manufactured by a second manufacturer different than the first manufacturer.9. The method of claim 1 , wherein a memory module is located on a print cartridge that has been remanufactured.10. The method of claim 1 , wherein ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andthree prongs extending longitudinally outward from the end surface, wherein each of the three prongs is generally rectangular in cross section.2. The drive gear of wherein the three prongs are adapted for engaging a helical recess.3. The drive gear of further comprising a bracing member disposed between at least two of the prongs.4. The drive gear of wherein the bracing member connects one prong to the other two prongs.5. The drive gear of wherein each of the three prongs extends longitudinally and radially outward from the end surface.6. An imaging apparatus assembly comprising:a drive mechanism including a helical recess; anda drive gear including a body for engaging a generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface and engaging the helical recess, wherein each of the three prongs is generally rectangular in cross section.7. The imaging apparatus of further comprising a bracing member disposed between at least two of the prongs.8. The imaging apparatus of wherein the bracing member connects one prong to the other two prongs.9. The imaging apparatus of wherein each of the three prongs extends longitudinally and radially outward from the end surface.10. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface.

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andan off-center element that extends outward from the end surface.2. The drive gear of wherein the off-center element has two lobes that extend outward from the end surface.3. The drive gear of wherein the off-center element is shaped to engage a helical recess.4. An imaging apparatus assembly comprising:a drive mechanism including a helical recess; anda drive gear including a body for engaging a generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and an off-center element that extends outward from the end surface and engages the helical recess.5. The imaging apparatus of wherein the off-center element has two lobes extending outward from the end surface.6. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and an off-center element that extends outward from the end surface.7. The imaging apparatus of wherein the off-center element has two lobes extending outward from the end surface.8. The imaging apparatus of wherein the off-center element engages a helical recess. This application is a continuation of U.S. application Ser. No. 13/283,684 filed on Oct. 28, 2011, which is a continuation of U.S. application Ser. No. 12/902,625 filed on Oct. 12, 2010, ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; anda tri-lobe element extending outward from the end surface.2. The drive gear of wherein the tri-lobe element flares outward from the end surface.3. The drive gear of the tri-lobe element is shaped to engage a helical recess.4. An imaging apparatus assembly comprising:a drive mechanism including a helical recess; anda drive gear including a body for engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and a tri-lobe element extending outward from the end surface and engaging the helical recess.5. The imaging apparatus of wherein the tri-lobe element flares outward from the end surface.6. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and a tri-lobe element extending outward from the end surface.7. The imaging apparatus of wherein the tri-lobe element flares outward from the end surface.8. The imaging apparatus of wherein the tri-lobe element is shaped to engage a helical recess. This application is a continuation of U.S. application Ser. No. 13/283,684 filed on Oct. 28, 2011, which is a continuation of U.S. application Ser. No. 12/902,625 filed on Oct. 12, 2010, which issued as U.S. Pat. No. 8,073,364, which is a continuation of U.S. ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface;and three prongs extending longitudinally and radially outward from the end surface, wherein the three prongs are shaped to grip an outer cylindrical surface of a drive mechanism2. The drive gear of further comprising a cylindrical element that extends outward from the end surface to engage a recess of the drive mechanism3. The drive gear of wherein the recess of the drive mechanism is a helical recess.4. An imaging apparatus assembly comprising:a drive mechanism including a recess; anda drive gear including a body for engaging a generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally and radially outward from the end surface, wherein each of the three prongs is shaped to grip an outer surface of the drive mechanism.5. The imaging apparatus of wherein the recess is a helical recess.6. The imaging apparatus of further comprising a cylindrical element that extends outward from the end surface to engage the recess.7. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally and radially outward from the end surface, wherein each of the three prongs is shaped to grip an outer surface of ...

Apparatus and Method for Destroying an Encoder Wheel

Image recording devices, such as electrophotographic devices, laser printers, copiers, and fax machines, often have a cartridge that utilizes an encoder wheel assembly in addition to or instead of a chip for determining toner load. It may be desirable to alter the encoder wheel or part of the cartridge, either by the printer or the cartridge, to permit a deliberate end of life function situation that requires the replacement of the cartridge, encoder wheel, or encoder wheel assembly components. This thereby controls the remanufacture or replacement of the toner cartridge in a way that is desirable to the manufacturer and prevents unauthorized refilling of the cartridge. 1. An image recording device comprising:a cartridge containing a recording medium therein;an encoder wheel attached to the cartridge; anda device for disabling the encoder wheel.2. The image recording device of claim 1 , wherein the encoder wheel is disabled when the recording device determines that there is a low level of toner remaining in the cartridge.3. The image recording device of claim 1 , wherein the encoder wheel is disabled when the recording device determines that the cartridge is an unauthorized cartridge.4. The image recording device of claim 1 , wherein the encoder wheel is disabled when the recording device determines that the cartridge has been refilled.5. The image recording device of claim 1 , wherein the encoder wheel is disabled when the recording device determines that the cartridge has been refilled more than a predetermined number of times.6. The image recording device of claim 1 , wherein the device for the disabling the encoder wheel is a cutting device.7. The image recording device of claim 6 , wherein the cutting device is at least one of a pin or a blade.8. The image recording device of claim 1 , wherein the device for disabling the encoder wheel destroys the encoder wheel depositing a material on the encoder wheel.9. The image recording device of claim 8 , wherein the ...

CARTRIDGE DRIVE SHAFT GEAR

Image recording devices, such as electrophotographic devices, laser printers, copiers, and fax machines, often have a cartridge that utilizes a drive gear to transmit rotational force from the printer to the print cartridge. Also, it is desirable to remanufacture print cartridge both to reduce waste and to save resources. Therefore, it may be desirable to provide a drive gear mechanism that is easily replaced or reused when a print cartridge is remanufactured. 2. The electrophotographic photosensitive drum unit of claim 1 , wherein the one more slots guide the pin during rotation and the pin drops into a locked position.3. The electrophotographic photosensitive drum unit of claim 1 , wherein the gear has a proximal end at the end of the cylinder and a distal end claim 1 , wherein the one or more slots guide the pin from the distal end towards the proximal end.4. The electrophotographic photosensitive drum unit of claim 3 , the one or more slots further includes at a guide slot and a rotational slot claim 3 , wherein the rotational slot crosses the guide slot and allows movement of the pin.5. The electrophotographic photosensitive drum unit of claim 1 , wherein the base is made of a polymer or a resin.6. The electrophotographic photosensitive drum unit of claim 1 , wherein shaft is made of metal or stiff material.7. The electrophotographic photosensitive drum unit of claim 1 , wherein the shaft is mounted on the pin via an eyelet in the shaft.8. The electrophotographic photosensitive drum unit of claim 1 , wherein the base is ring having a diameter that is smaller than an interior diameter of the gear.9. A drive gear element detachably mounted to an electrophotographic drum unit comprising:a pin;a base unit;a shaft; andan end; wherein the shaft is connected to the base unit by the pin in a moveable manner, wherein the base unit restricts movement of the shaft.10. The drive gear element of claim 9 , wherein the base unit is a ring.11. The drive gear element of claim 9 ...

POPPET VALVE ASSEMBLY FOR CONTROLLING A PNEUMATIC ACTUATOR

A poppet valve assembly to control a pneumatic actuator may include a housing having a central bore. A first module may be disposed within the central bore, and the first module may have a first and second poppet valve. A second module may also be disposed within the central bore, and the second module may have a third and fourth poppet valve. A supply of pressurized fluid may be in fluid communication with a plurality of control valves such that pressurized fluid from the control valves opens and closes the poppet valves. The supply of pressurized fluid may also be in fluid communication with the first module and the second module such that the opening and closing of the poppet valves controls the position of the pneumatic actuator. 1. A poppet valve assembly comprising:a valve housing having a central bore;a first module disposed within the central bore, the first module comprising a first normally closed poppet valve and a second normally closed poppet valve, wherein each of the first and second normally closed poppet valves has an open position and a closed position;a central port formed in the first module, wherein the central port of the first module is adapted to be coupled to a first volume of a pneumatic cylinder;an exhaust port formed in the first module such that the central port is in fluid communication with the exhaust port when the first poppet valve is in the open position; anda supply port formed in the first module such that the central port is in fluid communication with the supply port when second poppet valve is in the open position,wherein the supply port is configured to be in fluid communication with a supply of pressurized fluid such that when the second poppet valve is in the open position, pressurized fluid is provided to the first volume of the pneumatic cylinder, andwherein the exhaust port is configured to vent pressurized fluid from the first volume of the pneumatic cylinder when the first poppet valve is in the open position.2. The ...

Addressing for a Memory Device Used in an Image Recording Apparatus

Many devices, such as printers, work with one or more removable unit. Often, the removable units have an electronic circuit that used to communicate with the device. It may be desirable to provide a replacement unit in these devices. The replacement unit must include an electronic circuit that is able to communicate with the original device. Disclosed is a method and apparatus where a replacement unit is provided with a new electronic circuit and a used electronic circuit. The new electronic circuit is electrically connected to the used electronic circuit and uses the used electronic circuit to facilitate communication with the host device. 1. A method for communicating between an electronic circuit located on a replaceable unit and a host device , the method comprising:providing a replaceable unit for use in a host device;providing a first electronic circuit on the replaceable unit;providing a second electronic circuit on the replaceable unit, wherein the second electronic circuit is in communication with the first electronic circuit;receiving a signal from the host device at the replaceable unit; andreceiving information from the first electronic circuit at the host device;wherein the host device reads three levels from the replaceable unit, the first electronic circuit provides two levels to the host device and the second electronic circuit provides a third level to the host device.2. The method of claim 1 , wherein the first electronic circuit indicates two levels by using a first voltage level and a second voltage level.3. The method of claim 1 , wherein the second electronic circuit indicates one level by using a third voltage level.4. The method of further comprising:providing a switch between the first electronic circuit and the second electronic circuit; andcontrolling the switch to activate communication with the second electronic circuit when it is desired to indicate a specific level.5. The method of claim 1 , wherein the host device is an image ...

Systems and Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; anda generally star shaped element extending outward from the end surface.2. The drive gear of wherein the generally star shaped element is shaped to engage a helical recess of a drive mechanism of an imaging device.3. The drive gear of wherein the recess of the drive mechanism is a helical recess.4. The drive gear of wherein the generally star shaped element has six vertices.5. The drive gear of wherein the six vertices are rounded.6. The drive gear of wherein the generally star shaped element has curved sidewalls.7. The drive gear of wherein the generally star shaped element has six sidewalls.8. An imaging apparatus assembly comprising:a drive mechanism including a recess; anda drive gear including a body for engaging a generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and a generally star shaped element extending outward from the end surface.9. The imaging apparatus of wherein the recess is a helical recess.10. The imaging apparatus of the generally star shaped element has six vertices.11. The imaging apparatus of wherein the six vertices are rounded.12. The imaging apparatus of wherein the generally star shaped element has curved sidewalls.13. The imaging apparatus of wherein the generally star shaped element has six sidewalls. This application is a continuation of U.S. application Ser. No. 13/283,684 filed on Oct. 28, 2011, which is a continuation ...

Semiconductor Device Having Features to Prevent Reverse Engineering

It is desirable to design and manufacture electronic chips that are resistant to modern reverse engineering techniques. Disclosed is a method and device that allows for the design of chips that are difficult to reverse engineer using modern teardown techniques. The disclosed device uses devices having the same geometry but different voltage levels to create different logic devices. Alternatively, the disclosed uses devices having different geometries and the same operating characteristics. Also disclosed is a method of designing a chip using these devices. 1. An electronic element comprising:a first device having a first geometry and a first characteristic;a second device having a second geometry and a second characteristic, wherein the first geometry and the second geometry are the same and the second characteristic is different than the first characteristic; andan output, wherein a level of the output is dependent upon a difference in the first characteristic and the second characteristic.2. The electronic element of claim 1 , wherein the first characteristic is an output voltage.3. The electronic element of claim 1 , wherein the first device is an active P-channel device.4. The electronic element of claim 1 , wherein the first device is an active N-channel device.5. The electronic element of claim 1 , wherein the first device includes a silicided poly resistor and the second device includes a non-silicided poly resistor.6. An electronic element comprising:a first device having a first geometry and a first characteristic;a second device having a second geometry and a second characteristic, wherein the first geometry and the second geometry are the different and the second characteristic is the same as the first characteristic; andan output, wherein a level of the output is dependent upon the first characteristic and the second characteristic.7. The electronic element of claim 6 , wherein the first characteristic is an output voltage.8. The electronic element of ...

VALVE SIGNATURE DIAGNOSIS AND LEAK TEST DEVICE

A valve signature diagnosis and leak testing device includes a spool valve operatively connected to a pilot valve, the pilot valve being configured to position the spool valve to one of an open position and a closed position. A blocker valve is fluidly connected to a control fluid outlet of the spool valve. An electrical module is operatively connected to the pilot valve, a supply of control fluid, and the blocker valve, the electrical module being capable of sending pulsed electrical signals to the pilot valve and the blocker valve to selectively position the spool valve and the blocker valve to an open or closed position. 1. A valve signature diagnosis and leak testing device for a control valve , the valve signature diagnosis and leak testing device comprising:a spool valve operatively connected to a pilot valve, the pilot valve being configured to position the spool valve to one of an open position and a closed position, the spool valve including a first control fluid inlet, a first control fluid outlet, and a second control fluid outlet, the first control fluid inlet being fluidly connected to a supply of control fluid and the first control fluid outlet being configured to be connected to a valve actuator;a blocker valve fluidly connected to the second control fluid outlet; andan electrical module operatively connected to the pilot valve, the supply of control fluid, and the blocker valve, the electrical module being capable of sending pulsed electrical signals to the pilot valve and the blocker valve to selectively position the spool valve and the blocker valve to an open or a closed position,wherein the open position of the spool valve fluidly connects the first control fluid inlet to the first control fluid outlet and the closed position of the spool valve fluidly connects the first control fluid outlet to the second control fluid outlet.2. The valve signature diagnosis and leak testing device of claim 1 , wherein the electrical module includes a main ...

WIRELESS MONITORING AND CONTROL OF SAFETY STATIONS IN A PROCESS PLANT

A safety station for use in a process plant includes one or more leverless limit switches to detect activation of one or more parts of the safety station. The safety station further includes a wireless transmitter coupled to the leverless limit switches to transmit signals associated with the safety station to a base station device, which is communicatively coupled to one or more control and/or monitoring devices. 1. A safety station for use in a process plant , the safety station comprising:one or more leverless limit switches to detect activation of one or more parts of the safety station; anda wireless transmitter coupled to the leverless limit switches to transmit signals associated with the safety station to a base station device, wherein the base station device is communicatively coupled to one or more control and/or monitoring modules.2. The safety station of claim 1 , wherein the leverless limit switch is a GO® switch manufactured by the TopWorx corporation.3. The safety station of claim 1 , wherein the leverless limit switch remains latched until physically reset.4702. The safety station of claim 1 , wherein the wireless transmitter is the Rosemount dual input transmitter manufactured by the Emerson corporation.5. The safety station of claim 1 , wherein the wireless transmitter is an intrinsically safe wireless transmitter.6. The safety station of claim 1 , wherein the safety station is a safety shower and/or an eye wash station.7. The safety station of claim 1 , wherein at least one of the one or more control and/or monitoring stations is a remote touch screen panel.8. The safety station of claim 1 , wherein at least one of the one or more control and/or monitoring stations is a paperless recorder.9. The safety station of claim 1 , wherein at least one of the one or more control and/or monitoring stations is a workstation.10. A safety station monitoring and control system in a process plant claim 1 , the system comprising:one or more safety stations ...

SWITCH MODULE

A switch module used for position sensing may be operated in a number of modes for compatibility with a number of legacy position sensing products. A dry switch circuit can be configured to provide a direct output, emulating dry reed, high-side or low-side switched configurations. Alternatively, the dry switch circuit can be connected to an input of a NAMUR circuit to provide the known current output for that standard. In another configuration the dry switch can be selectively coupled to one of two NAMUR circuits allowing the switch module to provide a low-to-high current NAMUR output or a high-to-low current NAMUR output. 1. A switch module arranged and adapted to report a position of a moveable element external to the switch module , the switch module comprising:a first external connection, a second external connection, and a third external connection;a dry contact relay having a relay contact position responsive to a position of a component external to the switch module, the dry contact relay having a common connection, a normally open connection and a normally closed connection, where the normally open connection corresponds to a first position of the moveable element and the normally closed connection corresponding to a second position of the moveable;a NAMUR circuit having a first input connection pair and a first output connection pair;an electrical connection from the normally open connection of the dry relay to a first input of the first input connection pair of the NAMUR circuit;a selector operable to connect the common connection of the dry contact relay to i) a null contact of the selector or ii) a second input of the first input connection pair of the NAMUR circuit;a second electrical connection from the first output of the NAMUR circuit to one of the first external connection or the second external connection; anda third electrical connection between the second output of the NAMUR circuit to the third external connection;a first jumper that removeably ...

Universal Part for Use In An Image Recording Apparatus

Disclosed is a universal OPC drum that allows a remanufacturer to stock a minimum number of OPC drum sleeves of the various sizes and then add the appropriate gear for the desired cartridge at the time of cartridge remanufacture. The inventory of gears for the various cartridges is easier to store and permits a remanufacturer to be more flexible. A universal hub may also include an electrical contact on each end to maintain universality without regard to whether the OEM contact is mounted on the drive or non-drive side of the OPC drum. 1. A method of assembling a rotating cylinder used in an image recording device comprising:attaching a first electrical connector to a first hub;attaching a gear to the first hub;attaching the first electrical connector, the first hub and a gear to a first end of a printer drum sleeve;attaching a second electrical connector to a second hub; andattaching the second electrical connector and second hub to the second end of the printer drum sleeve.2. The method of claim 1 , wherein at least one hub containing at least one snap protruding perpendicular from the hub and directed parallel to the lateral axis of the printer drum sleeve.3. The method of claim 2 , wherein the snaps are removed from the first hub.4. The method of claim 2 , wherein snaps are removed from the second hub.5. The method of claim 1 , wherein the gear contains snaps protruding perpendicular to the gear and directed parallel to the lateral axis of the printer drum sleeve.6. The method of claim 5 , wherein the snaps are removed from the gear.7. The method of claim 1 , wherein the first hub and the gear are snapped together.8. The method of further comprising:placing at least one screw into a hole within the first hub such that the point on each screw is pointed away from the printer drum sleeve and toward the gear; andtightening the screws into the gear.9. The method of claim 8 , wherein the gear contains a pre-drilled opening into which the end of at least one screw may ...

Universal Print Cartridge Modification

A method of modifying a printer cartridge is disclosed. The modifications increase the versatility of an existing cartridge by enabling the cartridge to be transformed into a universal cartridge. The OEM print cartridges are restricted to use in a few or only one type of printer due to specialized gear side end plates and contact side end plates. End plates contain features or portions, such as bosses, which restrict the number of models of printer that a cartridge may be fit into. The features or portions may be removed by any combination of cutting, modifying, or replacing the gear side end or the contact side end plates. Removing the portions, removes the restrictions imposed by the end plates and allows the print cartridge to been fit into a greater number of printers. The universal cartridge may be used in the printer for which it is originally designed as well as another printer or printer family, thus increasing the versatility of the cartridge.

Systems and Methods for Verifying a Chip

Disclosed is a system and method for verifying a chip having a memory. Remanufacturers of imaging devices, such as inkjet printers or electrostatic printers, often have to use a replacement chip in order to reuse an imaging cartridge. It is desirable to have a system and method for determining if the replacement chip is suitable for use with a specific imaging cartridge. Also, it may be desirable to confirm that the chip was manufactured by a specific manufacturer. The disclosed system and method allow the remanufacturer a reliable and efficient way to verify chips. 1. A method of verifying a chip that is designed to be mounted on an imaging cartridge , the method comprising:receiving a read command;receiving a write command;writing data to a test area in response to the write command;transmitting data in response to the read command, wherein the transmitted data is used to validate the chip as a proper chip; anddetermining at least one specific type of imaging device that the chip will properly operate in.2. The method of wherein validating the chip determines if the chip is made by an expected manufacturer.3. The method of wherein validating the chip further comprises determining if the chip is a dedicated chip or a universal chip.4. The method of wherein validating the chip further comprises determining imaging devices that the chip may operate in if the chip is a universal chip.5. The method of further comprising:reading data from the chip at other locations to determine if the data set is original data or if the data set has been changed.6. The method of wherein the method is performed by a standalone chip verifier.7. The method of wherein the imaging cartridge is an inkjet recording cartridge.8. The method of wherein the imaging cartridge is a toner cartridge.9. A method of verifying a chip that is designed to be mounted on an imaging cartridge claim 1 , the method comprising:sending a sync signal to the chip;sending a dummy word with a valid read command to ...

Systems & Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andan element that extends outward from the end surface, wherein the element has six sides.2. The drive gear of wherein element is shaped to engage a helical recess.3. The drive gear of wherein the helical recess is in a drive mechanism of an imaging device.4. The drive gear of wherein at least one side of the element is curved.5. The drive gear of wherein the element has vertices where each of the six sides connects and the element is adapted to engage a helical recess with only three of the vertices contacting the helical recess.6. An imaging apparatus assembly comprising:a drive mechanism including a helical recess; anda drive gear including a body for engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and at least one element that extends outward from the end surface, wherein the at least one element has six sides.7. The imaging apparatus assembly of wherein the at least one element is shaped to engage the helical recess.8. The imaging apparatus of wherein at least one side of the element is curved.9. The imaging apparatus of wherein the element has vertices where one of the six sides contacts another of the six sides and the element is adapted to engage a helical recess with only three of the vertices contacting the helical recess.10. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear ...

Semiconductor Device Having Features to Prevent Reverse Engineering

It is desirable to design and manufacture electronic chips that are resistant to modern reverse engineering techniques. Disclosed is a method and device that allows for the design of chips that are difficult to reverse engineer using modern teardown techniques. The disclosed device uses devices having the same geometry but different voltage levels to create different logic devices. Alternatively, the disclosed uses devices having different geometries and the same operating characteristics. Also disclosed is a method of designing a chip using these devices. 1. An electronic element comprising:a first device having a first geometry and a first characteristic;a second device having a second geometry and a second characteristic, wherein the first geometry and the second geometry are the same and the second characteristic is different than the first characteristic; andan output, wherein a level of the output is dependent upon a difference in the first characteristic and the second characteristic.2. The electronic element of claim 1 , wherein the first characteristic is an output voltage.3. The electronic element of claim 1 , wherein the first device is an active P-channel device.4. The electronic element of claim 1 , wherein the first device is an active N-channel device.5. The electronic element of claim 1 , wherein the first device includes a silicided poly resistor and the second device includes a non-silicided poly resistor.6. An electronic element comprising:a first device having a first geometry and a first characteristic;a second device having a second geometry and a second characteristic, wherein the first geometry and the second geometry are the different and the second characteristic is the same as the first characteristic; andan output, wherein a level of the output is dependent upon the first characteristic and the second characteristic.7. The electronic element of claim 6 , wherein the first characteristic is an output voltage.8. The electronic element of ...

Universal Inkjet Cartridge

A universal inkjet cartridge usable in an inkjet printer the inkjet cartridge having an inkjet tank, the inkjet tank storing ink and having an upper surface and a lower surface is disclosed. Mounted on the lower surface are configurable color identification tabs and mounted on the upper surface are printer identification fins, the configurable color identification tabs are configured to allow the universal inkjet cartridge to be used in multiple inkjet cartridge locations within the inkjet printer identified by the printer identification fins. 1. An universal inkjet cartridge usable in an inkjet printer , the inkjet cartridge comprising:an inkjet tank, the inkjet tank storing ink and having an upper portion and a lower portion, mounted on the lower portion is a configurable color identification tab and mounted on the upper portion are printer designation fins, the configurable color identification tab is moveable to one of a plurality of color identification positions to allow the universal inkjet cartridge to be used in an inkjet cartridge location within the inkjet printer identified by the printer designation fins.2. The universal inkjet cartridge of wherein the configurable color identification tab further comprises a plurality of configurable color identification tabs that are each moveable.3. (canceled)4. The universal inkjet cartridge of wherein the configurable color identification tabs retract into the lower portion.5. (canceled)6. The universal inkjet cartridge of wherein the configurable color identification tab may be positioned into one of the plurality of color identification positions by inserting the configurable color identification tab into a configurable color identification tab slot.7. The universal inkjet cartridge of wherein the plurality of color identification positions may be a hole and the configurable color identification tab may be inserted into the hole.8. An universal inkjet cartridge usable in an inkjet printer claim 1 , the inkjet ...

Systems and Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andan element that extends outward from the end surface, wherein the element has six sides.2. The drive gear of wherein element is shaped to engage a helical recess.3. The drive gear of wherein the helical recess is in a drive mechanism of an imaging device.4. The drive gear of wherein at least one side of the element is curved.5. The drive gear of wherein the element has vertices where each of the six sides connects and the element is adapted to engage a helical recess with only three of the vertices contacting the helical recess.7. The imaging apparatus assembly of wherein the at least one element is shaped to engage the helical recess.8. The imaging apparatus of wherein at least one side of the element is curved.9. The imaging apparatus of wherein the element has vertices where one of the six sides contacts another of the six sides and the element is adapted to engage a helical recess with only three of the vertices contacting the helical recess.10. An imaging apparatus assembly comprising:a generally cylindrical imaging component; anda drive gear including a body engaging a generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and at least one element that extends outward from the end surface, wherein the at least one element has six sides.11. The imaging apparatus assembly of wherein the at least one element is shaped to engage a helical recess.12. ...

Heating device for valve to prevent internal accumulation of condensate

In accordance with the present invention, there is provided a valve assembly wherein a heating modality such as an induction heater is cooperatively engaged to a prescribed location on a valve housing or body of a valve to effectively maintain the temperature of the valve above the saturation temperature of the related system pressure. Maintaining this temperature differential effectively avoids the accumulation of condensate within the interior of the valve body and/or on other internal structural features thereof.

MULTI-STAGE FLUID FLOW CONTROL DEVICE

A control valve which includes a uniquely configured seat ring outfitted with flow passages adapted to operatively interact with a valve plug in a manner providing prescribed pressure reduction characteristics in a fluid flowing through the flow passages. The seat ring of the control valve of the present invention is preferably fabricated through the use of a direct metal laser sintering (DMLS) process. The use of the DMLS process to facilitate the fabrication of the seat ring in the control valve allows for the creation of more intricate and complex flow passages therein. Such increased intricacy/complexity provides better flow range/rangeability within the control valve. 1. A multi-stage control valve , comprising:a valve body; a first inner surface portion at least partially defining a generally cylindrical bore which extends through the seat ring along an axis; and', 'at least one flow passage formed in the first inner surface portion to a prescribed length and extending in generally parallel relation to the axis of the bore;, 'a seat ring disposed within the valve body and includinga valve plug advanced through the bore and reciprocally movable along the axis thereof in a manner which allows for selective variations in a portion of the length of the flow passage covered thereby.2. The valve of wherein the at least one flow passage has a tortuous configuration defining a series of right angle turns claim 1 , and includes at least first sections which each extend in generally parallel relation to the axis of the bore and second sections which each extend generally circumferentially relative to the axis of the bore.3. The valve of wherein the at least one flow passage comprises a plurality of flow passages formed in the first inner surface portion in prescribed orientations relative to each other.4. The valve of wherein the seat ring further includes at least one flow control groove which is formed within the first inner surface portion thereof and fluidly ...

Low Diffusivity Barrier Fluid Packing System

In accordance with the present invention, there is provided a fluid or liquid barrier packing system which is adapted to minimize VOC emissions, while also providing live-loading and continuous load monitoring functions. The components of the packing system (including the liquid barrier) are adapted to be installed in a traditional stuffing box of a valve utilizing a top entry method, and without the necessity of having to inject the liquid through any side ports of the valve. The packing system reduces leakage levels as required by low emission leakage specifications by creating a reverse osmosis effect, limiting the diffusivity of a gas through the packing elements of the system. Thus, the packing system of the present invention provides a simplified method to load and monitor a barrier in the stuffing box of the valve to slightly higher pressure than processed fluid pressure. 1. A valve adapted to satisfy low fugitive emission leakage standards , the valve comprising:a valve body defining a central passageway;a valve stem advanced through and reciprocally movable within the passageway; and an annular upper packing which circumvents the valve stem and is disposed in fluid tight engagement to the valve stem and the valve body;', 'an annular lower packing which circumvents the valve stem and is disposed in fluid tight engagement to the valve stem and the valve body, the upper packing being separated from the lower packing by an annular gap which is further bounded by portions of the valve housing and the valve stem;', 'a fluid barrier filled into the gap, the upper and lower packings and the fluid barrier collectively defining a seal of the packing system; and', 'a live-loading sub-assembly cooperatively engaged to the seal and operative to apply a load thereto in a manner which maintains the fluid barrier thereof at a prescribed fluid pressure level., 'a packing system at least partially disposed within the passageway and including2. The valve of wherein the fluid ...

Apparatus and Method for Destroying an Encoder Wheel

Image recording devices, such as electrophotographic devices, laser printers, copiers, and fax machines, often have a cartridge that utilizes an encoder wheel assembly in addition to or instead of a chip for determining toner load. It may be desirable to alter the encoder wheel or part of the cartridge, either by the printer or the cartridge, to permit a deliberate end of life function situation that requires the replacement of the cartridge, encoder wheel, or encoder wheel assembly components. This thereby controls the remanufacture or replacement of the toner cartridge in a way that is desirable to the manufacturer and prevents unauthorized refilling of the cartridge.

Semiconductor Device Having Features to Prevent Reverse Engineering

It is desirable to design and manufacture electronic chips that are resistant to modern reverse engineering techniques. Disclosed is a method and device that allows for the design of chips that are difficult to reverse engineer using modern teardown techniques. The disclosed device uses devices having the same geometry but different voltage levels to create different logic devices. Alternatively, the disclosed uses devices having different geometries and the same operating characteristics. Also disclosed is a method of designing a chip using these devices.

Network Printer System

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield. 1. A system for determining an accurate amount of consumable in a print cartridge , the system comprising:a printing device having an print cartridge loaded therein, wherein the print cartridge has a cartridge identification associated therewith, wherein the print cartridge has an expected print yield that is different than an expected print yield of a standard yield cartridge manufactured for use in the printing device;a processor;a peripheral device communicatively connected between the at least one printing device and the processor to monitor communication between the processor and the printing device, wherein the peripheral device determines an accurate amount of remaining consumable by monitoring the communication between the processor and the printing device.2. The system of wherein the peripheral device determines specific information about the printing device based upon the cartridge identification.3. The system of wherein the peripheral device determines specific information about the print cartridge based upon the cartridge identification.4. The system of wherein the peripheral device is a virtual printer that monitors print job information sent to the printing device from the processor.5. The system of wherein the processor is a computer.6. The system of wherein the computer is connected to local-area-network.7. The system of claim 5 , wherein the computer is connected to managed print system for monitoring print consumable consumption.8. The system of wherein the print consumable is toner.9. The system of wherein the print consumable is ink.10. The system of wherein the print ...

Refilled Toner Cartridge Having Increased Yield

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield.

METHOD AND APPARATUS FOR STORING INCREMENT VALUES WITHOUT USING AN INCREMENT COUNTER

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of an amount of a consumable that has been used. Some printing systems do this by using a counter to count the amount of the consumable used and then sending a count command to the memory. The increment count command is processed to increment the value stored within the memory. Disclosed is a method and system for allowing the memory to be updated by a count command without having to increment the value stored. This method allows print cartridges to be used in printing systems that utilize counters without having to increment the counter each time an increment command is received. 1. A method for storing increment values without using an increment counter comprising:receiving, at one or more memory modules, a command signal transmitted from a processing device, wherein the command signal includes an increment counter command for instructing the one or more memory modules to increment a counter by a specific amount; providing multiple storage locations;', 'determining if each of the multiple storage locations contains a stored value; and', 'storing in one of the multiple storage locations a value indicative of the specific amount when at least one of the multiple storage locations does not contain a stored value therein; and, 'processing the command signal at the one or more memory modules byoutputting a stored base value as an increment count value.2. The method of further comprising:determining that each of the multiple storage locations contains a respective stored value;summing each of the respective stored values to determine a total stored value;updating a total amount by the total stored value;emptying each of the multiple storage locations so that each storage location does not contain the respective stored ...

NOZZLE DESIGN FOR HIGH TEMPERATURE ATTEMPERATORS

An improved spray nozzle assembly for use in a steam desuperheating device that is adapted to spray cooling water into a flow of superheated steam. The nozzle assembly is of simple construction with relatively few components, and thus requires a minimal amount of maintenance. In addition, the nozzle assembly is specifically configured to, among other things, prevent thermal shock to prescribed internal structural components thereof, to prevent “sticking” of a valve element thereof, and to create a substantially uniformly distributed spray of cooling water for spraying into a flow of superheated steam in order to reduce the temperature of the steam. 1. A nozzle assembly for a desuperheating device configured for spraying cooling water , the nozzle assembly comprising:a nozzle housing defining a seating surface and having a flow passage extending therethrough;a valve element movably attached to the nozzle housing and selectively movable between closed and open positions relative thereto, a portion of the valve element being seated against the seating surface in a manner blocking fluid flow through the fluid passage and out of the nozzle assembly when the valve element is in the closed position, with portions of the nozzle housing and the valve element collectively defining an outflow opening which facilities fluid flow through the flow passage and out the nozzle assembly when the valve element is in the open position;a nozzle shield movably attached to the nozzle housing and cooperatively engaged to the valve element such that the movement of the nozzle shield facilitates the concurrent movement of the valve element; anda biasing spring disposed within the nozzle shield and cooperatively engaged thereto, the biasing spring being operative to normally bias the valve element to the closed position;wherein the nozzle shield is sized and configured such that the biasing spring disposed therein is effectively shielded from direct impingement of cooling water flowing into ...

NETWORK PRINTER SYSTEM

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield. 1. A method for determining an accurate amount of consumable in a print cartridge , wherein the print cartridge has a cartridge identification associated therewith and the print cartridge has an expected print yield that is different than an expected print yield of a standard yield cartridge manufactured for use in the printing device , the method comprising:determining that a print cartridge installed in a printing device has an identifier associated therewith;determining an amount of consumable that is loaded in the print cartridge based on the identifier, wherein the amount of consumable loaded in the print cartridge is a predetermined percentage higher than a standard amount of consumable loaded in a standard yield cartridge; anddetermining an amount of consumable remaining in the print cartridge by increasing an amount of consumable that would be remaining in the print cartridge for a standard yield cartridge by the predetermined percentage.2. The method of claim 1 , wherein the identifier is stored in a memory located on the print cartridge.3. The method of claim 2 , wherein the identifier is stored in a specific location in the memory.4. The method of claim 3 , wherein a management information base (MIB) database is utilized to identify the specific location in the memory.5. The method of claim 1 , wherein a low consumable condition is triggered based on the determined amount of consumable remaining in the print cartridge.6. The method of claim 5 , wherein a standard low consumable condition that is triggered by the printing device is ignored.7. The method of claim 1 , wherein the ...

FITTING FOR A VEHICLE SEAT, METHOD FOR ASSEMBLING A FITTING FOR A VEHICLE SEAT, AND VEHICLE SEAT

A motor vehicle seat fitting () includes a first fitting part () and a relatively rotatable second fitting part (), which are connected to each other via a gear unit or can be locked. A third fitting part () is mounted on a bearing ring () in a pivotal manner about an axis (A) relative to the first fitting part. The bearing ring is fixed to the first fitting part. The third fitting part () can be locked with the first fitting part or a component rigidly connected thereto. A pawl () is mounted on the third fitting part in a first hinge point (D). The bearing ring () has multiple run-on cams () which interact with multiple elevations () of the third fitting part. A free clearance, in the radial direction between the bearing ring () and the third fitting part, is minimized when the pawl () is locked. 1. A fitting for a vehicle seat , the fitting comprising:a first fitting part;a second fitting part rotatable relative to the first fitting part and in geared connection with the first fitting part, or lockable with the first fitting part;a ring bearing fastened on the first fitting part;a third fitting part which is mounted on the bearing ring so as to be pivotable about an axis relative to the first fitting part; anda pawl mounted in a first pivot point on the third fitting part, wherein the third fitting part is lockable with the first fitting part, or with a component which is fixedly connected to the first fitting part, by means of the pawl and the bearing ring comprises several run-up cams which interact with several elevations of the third fitting part in such a manner that with the pawl locked, free play in the radial direction between the bearing ring and the third fitting part is minimized.2. The fitting as claimed in claim 1 , wherein the bearing ring comprises three run-up cams and the third fitting part comprises three elevations.3. The fitting as claimed in claim 1 , further comprising an eccentric bolt fastened on the third fitting part and with the pawl in ...

DETENT FITTING FOR A VEHICLE SEAT, AND VEHICLE SEAT

A detent fitting for a motor vehicle seat includes a first fitting part () and a relatively rotatable second fitting part () and catches () guided by one fitting part between a locked state and an unlocked state to lock the detent fitting upon interacting with a gear ring of another fitting part. A third fitting part () is pivotably mounted and is lockable with a detent plate () fixed to the first fitting part or with the first fitting part by a pawl () which is mounted in a hinge point on the third fitting part. The third fitting part, a locking cam () with a hinge point on the third fitting part, a coupling () connected to the locking cam with a hinge point and the pawl with a hinge point define a four-link chain. A vehicle seat with at least one such detent fitting is also provided. 1. A detent fitting for a vehicle seat , the detent fitting comprising:a first fitting parta second fitting part rotatable relative to the first fitting part;catches which are guided movably in one of the two fitting parts;a toothed ring connected to the other of the two fitting parts, the catches being guided between a locked state and an unlocked state, and which, in the locked state, interact with the toothed ring of the other of the two fitting parts in order to lock the detent fittinga third fitting part which is mounted pivotably relative to the first fitting part;a detent plate;a locking cam;a coupler; anda pawl, wherein the third fitting part is lockable with the detent plate fastened to the first fitting part or with the first fitting part by means of the pawl which is mounted in a first hinge point on the third fitting part and the third fitting part, the locking cam, which is mounted in a second hinge point on the third fitting part, the coupler which is connected in an articulated manner to the locking cam in a third hinge point and to the pawl in a fourth hinge point, and the pawl define a four-bar linkage.2. The detent fitting as claimed in claim 1 , wherein at least one ...

Systems and Methods for Reusing Imaging Gears

Systems and methods of reusing an imaging component include providing a used photoconductive drum assembly comprising a cylindrical photoconductive drum and a gear hub extending from an end of the photoconductive drum; removing the gear hub from the end of the photoconductive drum; and crimping a replacement photoconductive drum to the gear hub to form a remanufactured drum assembly. 1. A method of reusing an imaging component comprising:providing a used photoconductive drum assembly comprising a cylindrical photoconductive drum and a gear hub extending from an end of the photoconductive drum;removing the gear hub from the end of the photoconductive drum; andcrimping a replacement photoconductive drum to the gear hub to form a remanufactured drum assembly.2. The method of wherein removing the gear hub comprises using means for a gear hub removal tool to remove the gear hub.3. The method of wherein removing the gear hub comprises:inserting the used photoconductive drum assembly into a gear removal tool comprising a hollow cylindrical portion.contacting a portion of the gear hub with the gear removal tool to remove the gear hub.4. The method of wherein the gear removal tool further comprises a flange.5. The method of wherein the gear removal tool comprises first and second halves held together by a flexible member.6. The method of wherein the gear removal tool further comprises:a flange;a removable insert disposed in the hollow cylindrical portion; anda removable washer disposed in the flange.7. The method of wherein removing the gear hub comprises:inserting the used photoconductive drum assembly into a gear removal tool comprising a trough portion.contacting a portion of the gear hub with the gear removal tool to remove the gear hub.8. The method of wherein the gear hub removal tool further comprises a flange.9. The method of wherein crimping comprises using means for crimping to crimp the replacement photoconductive drum to the drum gear.10. The method of wherein ...

EASY-ENTRY SYSTEM FOR A VEHICLE SEAT, AND VEHICLE SEAT

An easy-entry system for a vehicle seat, having at least one fitting () with at least one fitting component (B) and a driver profile (). The at least one fitting component (B) is coupled to a transmission element (), and an unlocking lever () of the easy-entry system is connected at least indirectly to the transmission element (). A comfort lever () of a backrest () engages with the driver profile (), and a pivot region of the backrest () is limited by a pawl (), which engages in the at least one fitting (), when the easy-entry function is initiated. Engagement of the pawl () into the at least one fitting () can be cancelled by operating the comfort lever () for adjusting a position of the backrest (). A vehicle seat is also provided, including such an easy-entry system. 1. An easy-entry system for a vehicle seat , the easy-entry system comprising:at least one fitting with at least one fitting component;a carry-along profile;a transmission element, wherein the at least one fitting component is coupled to the transmission element;an unlocking lever of the easy-entry system connected at least indirectly to the transmission element, the unlocking lever triggering an easy-entry functiona pawl; anda backrest comfort lever in engagement with the carry-along profile, wherein a pivoting range of the backrest, when the easy-entry function is triggered, is limited by the pawl engaging in the at least one fitting, wherein engagement of the pawl in the at least one fitting is cancelled by actuating the backrest comfort lever in order to adjust a position of the backrest.2. The easy-entry system as claimed in claim 1 , wherein the pivoting range of the backrest is limited by the pawl engaging in a recess of the at least one fitting.3. The easy-entry system as claimed in claim 1 , wherein the comfort lever has a profile corresponding to the carry-along profile.4. The easy-entry system as claimed in claim 1 , wherein the transmission element is connected to the fitting component ...

Systems and Methods for Verifying a Chip

Disclosed is a system and method for verifying a chip having a memory. Remanufacturers of imaging devices, such as inkjet printers or electrostatic printers, often have to use a replacement chip in order to reuse an imaging cartridge. It is desirable to have a system and method for determining if the replacement chip is suitable for use with a specific imaging cartridge. Also, it may be desirable to confirm that the chip was manufactured by a specific manufacturer. The disclosed system and method allow the remanufacturer a reliable and efficient way to verify chips. 1. A system for verifying a chip that is designed to be mounted on an imaging cartridge , the system comprising:means for receiving a read command;means for receiving a write command;means for writing data to a test area in response to the write command;means for transmitting data in response to the read command, wherein the transmitted data is used to validate the chip as a proper chip; andmeans for determining at least one specific type of imaging device that the chip will properly operate in.2. The system of wherein validating the chip determines if the chip is made by an expected manufacturer.3. The system of wherein validating the chip further comprises determining if the chip is a dedicated chip or a universal chip.4. The system of wherein validating the chip further comprises determining imaging devices that the chip may operate in if the chip is a universal chip.5. The system of further comprising:means for reading data from the chip at other locations to determine if the data set is original data or if the data set has been changed.6. The system of wherein the imaging cartridge is an inkjet recording cartridge.7. The system of wherein the imaging cartridge is a toner cartridge.8. A system for verifying a chip that is designed to be mounted on an imaging cartridge claim 1 , the system comprising:means for sending a sync signal to the chip;means for sending a dummy word with a valid read command ...

Network printer system

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield.

Systems and Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface.

DRIVE GEAR FOR EXTENDED DRIVE SHAFT

A cartridge drive gear assembly for holding a drum coupling includes a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections, and at least one slot disposed in the inner surface 1forming a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections; andforming at least one slot in the inner surface.. A method for forming a cartridge drive gear assembly for holding a drum coupling comprising: This application is a continuation of U.S. patent application Ser. No. 14/175,593 entitled “Drive Gear for Extended Drive Shaft” filed Feb. 7, 2014 which is a continuation-in-part of U.S. patent application Ser. No. 14/172,351 entitled “Cartridge Drive Shaft Gear” filed on Feb. 4, 2014, which is a continuation of U.S. patent application Ser. No. 13/074,849 filed on Mar. 29, 2011, now U.S. Pat. No. 8,644,733 which issued Feb. 4, 2014, all of which are herein incorporated by reference in their entirety. This application claims the benefit of previously filed U.S. Provisional Patent Application No. 61/965,613, entitled “Drive Gear Design for Extended Drive Shaft” which was filed on Feb. 3, 2014, which is incorporated by reference herein in its entirety.New laser printer models are introduced incorporating new and enhanced technology and designs improved over the previous existing laser printer models. This evolution in laser printers necessitates corresponding improvements in laser printer ink and toner cartridge.A used ink or toner cartridge can be remanufactured to recycle and reuse the cartridge components and to extend the cartridge's life. Remanufacturing involves replacing a number of the components that have been worn out. ...

Systems and Methods for Remanufacturing Imaging Components

Techniques for modifying an imaging cartridge includes providing the imaging cartridge comprising a body including a circuit holding structure sized to hold an electronic circuit and forming a modified circuit holding structure, with the modified circuit holding structure sized to hold a replacement electronic circuit. At least one dimension of the replacement electronic circuit may be greater than a corresponding dimension of the electronic circuit. 1. A method of modifying an imaging cartridge comprising:providing the imaging cartridge comprising a body including a circuit holding structure sized to hold an electronic circuit;providing a jig having a cartridge receiving area that is shaped to receive the imaging cartridge and a guide hole;placing the imaging cartridge in the cartridge receiving area, wherein the circuit holding area is located adjacent the guide hole of the jig;providing a removal tool for removing a portion of the circuit holding structure; andguiding the removal tool using guide hole to remove a predetermined amount of material from the circuit holding structure.2. The method of wherein the removal tool is a drill bit having a stop collar and the stop collar engages the guide hole to limit a depth of drilling.3. The method of further comprising the step of attaching a replacement chip in the circuit holding area.4. The method of further comprising placing a flexible thin film member over a portion of the replacement chip and a portion of the circuit holding structure.5. The method of wherein there is a gap formed by removing a portion of the circuit holding area and a portion of the replacement chip covers the gap.6. The method of wherein there is a gap formed by removing a portion of the circuit holding area and the gap is filled with a material.7. The method of wherein there is a gap formed by removing a portion of the circuit holding area and the gap is covered by a flexible thin film member.8. A method of modifying an imaging cartridge ...

Secure Semiconductor Device Having Features to Prevent Reverse Engineering

An encryption circuit for receiving an input of a first digital key and plaintext data, the encryption circuit for mathematically manipulating the digital key and the plaintext data to encrypt the plaintext data into encrypted data, wherein at least a portion of the encryption circuit comprises IBG circuitry. A decryption circuit for receiving an input of a second digital key and the encrypted data, the decryption circuit for mathematically manipulating the digital key and the encrypted data to decrypt the encrypted data into the plaintext data, wherein at least a portion of the decryption circuit comprises IBG circuitry

Method for generating a laser weld seam and vehicle seat

A method for generating a laser weld seam ( 40 ) with a laser beam for connecting two essentially planar objects ( 20, 30 ). The essentially planar objects ( 30 ) can firstly be placed in contact with one another and then connected to one another in a welding process. The energy of the laser beam penetrates through one of the planar objects ( 30 ) into the other planar object ( 20 ). The laser weld seam ( 40 ) includes at least one pendulum region ( 46, 48 ) in which the laser beam is guided in a pendulum movement about a welding axis (A), and at least one central region ( 50 ) in which the laser beam is guided at least approximately linearly along the weld axis (A). A vehicle seat ( 1 ) which includes at least one laser weld seam ( 40 ) is generated according to the method.

CONFIGURABLE PROCESS CONTROL DEVICE WITH ELECTRONIC DISPLAY ASSEMBLY

A configurable process control device, which includes a field device, such as a valve position controller, that can be configured by a user to emulate any one of a plurality of different types of process control devices, is provided with an electronic display assembly. The electronic display assembly is operatively connected with a control circuit that is arranged to respond to the specific configuration of the field device to cause the electronic display assembly to display information relevant to the specific type of control device the field device has been configured to emulate. The information may include safety certification information specific to each of the different types of process control devices that the field device can be configured to emulate. 1. A configurable process control device for use in a plurality of use environments , wherein at least one of a pre-defined plurality of certifications must be displayed in conjunction with the configurable process control device depending on which of the use environments the configurable process control device is to be used in , the configurable process control device comprising:a field device;a first control circuit operatively coupled to the field device, the first control circuit arranged to control the field device and arranged to be reconfigured by a user to allow the field device to selectively emulate any of a plurality of different process control device types;an electronic display assembly, the electronic display assembly arranged to selectively display different information; anda second control circuit, the second control circuit operatively coupled to the electronic display assembly and the first control circuit, the second control circuit having access to a plurality of different certification information sets, each certification information set corresponding to a different one of the plurality of different process control device types;wherein the second control circuit causes the electronic display ...

CARTRIDGE DRIVE SHAFT GEAR

Image recording devices, such as electrophotographic devices, laser printers, copiers, and fax machines, often have a cartridge that utilizes a drive gear to transmit rotational force from the printer to the print cartridge. Also, it is desirable to remanufacture print cartridge both to reduce waste and to save resources. Therefore, it may be desirable to provide a drive gear mechanism that is easily replaced or reused when a print cartridge is remanufactured. 1. A working end adapted for engagement with an imaging cartridge drive gear shaft configured to engage an imaging drive mechanism comprising: a base edge with a plurality of elongated claw-type arms.2. The working end of further comprising a base edge containing a plurality of extruded arms.3. The working end of further comprising a base edge containing a plurality of extruded arms4. The working end of further comprising a rubber base end of the imaging cartridge drive shaft.5. The working end of further comprising a magnet working end of the imaging cartridge drive shaft.6. The working end of further comprising an octagon shape with a circular recess that has two slots through each side of the circle to engage the imaging drive mechanism.7. The working end of further comprising a rubber o-ring filled cylindrical working end for the imaging cartridge drive shaft working end.8. The working end of further comprising a slotted claim 1 , one-piece imaging cartridge drive gear shaft working end.9. The working end of further comprising a multiple cam design.10. The working end of further comprising an angle section based imaging cartridge drive gear shaft.11. The working end of further comprising a flexible arm imaging cartridge drive gear shaft base.12. The working end of further comprising an equidistantly spaced claim 1 , non-parallel claim 1 , non-perpendicular angled prongs on the base of the imaging cartridge drive gear shaft.13. The working end of further comprising a rounded conical angle section based ...

DRIVE GEAR FOR EXTENDED DRIVE SHAFT

A cartridge drive gear assembly for holding a drum coupling includes a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections, and at least one slot disposed in the inner surface 1. A cartridge drive gear assembly for holding a drum coupling comprising:a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections; andat least one slot disposed in the inner surface.2. The cartridge drive gear assembly of wherein the at least one slot is disposed in the inner surface and separated from a top surface of the inner projections.3. The cartridge drive gear assembly of further comprising a clip sized to be held by the at least one slot.4. The cartridge drive gear assembly of wherein the at least one slot comprises two slots disposed in opposing portions of the inner surface.5. The cartridge drive gear assembly of further comprising a drum coupling claim 4 , the drum coupling including a shaft claim 4 , a spherical driving portion at one end of the shaft and a driven portion at the opposing end of the shaft claim 4 , the spherical driving portion including two ends of a pin extending out from the surface of the spherical driving portion claim 4 ,wherein the spherical driving portion is disposed at least partially within the inner projections, andwherein the ends of the pin are at least partially disposed in the opposing voids of the inner projections.6. The cartridge drive gear assembly of wherein the spring clip is held in place by the two slots.7. The cartridge drive gear assembly of wherein the at least one slot is disposed in the inner surface and is adjacent to a top surface of the inner projections.8. The cartridge ...

CONTROL VALVE INCLUDING VALVE TRIM WITH SPINDLE FOR IMPROVED LOW FLOW CONTROL

In accordance with the present invention, there is provided a linear displacement control valve comprising a valve body having a valve bonnet cooperatively engage thereto. The body and the bonnet collectively accommodate a valve trim which comprises a flow control element and a complementary spindle. The spindle is preferably attached to a reciprocally movable valve stem of the control valve via a stem adaptor. The stem adaptor is adapted to allow for some measure of “float” between the spindle and the flow control element as may be needed to accommodate any misalignment therebetween. The spindle is uniquely configured such that when used in conjunction with the flow control element, the trim is capable of providing low end flow control at a higher level of accuracy and/or wider rangeability. 1. A control valve for regulating the flow of a fluid , the valve comprising:a housing defining a fluid inlet and a fluid outlet;a flow control element disposed within the housing between the fluid inlet and the fluid outlet, the flow control element being configured to dissipate energy in a fluid flowing therethrough from the fluid inlet to the fluid outlet; anda spindle disposed within the housing and reciprocally moveable between closed and open positions relative thereto, the spindle including at least one labyrinth groove formed therein;the flow control element and the spindle being sized and configured relative to each other such that a prescribed dimensional tolerance therebetween, in combination with the labyrinth groove, substantially mitigates any high velocity annular fluid flow between flow control element and the spindle when the spindle is moved to the open position.2. The control valve of wherein:the spindle comprises a shank portion having a generally cylindrical needle portion which protrudes therefrom and is of a prescribed outer diameter, the needle portion including the at least one labyrinth groove formed therein;the flow control element includes a bore ...

Longitudinal adjustment mechanism for a seat, mechanism for adjusting the Inclination of a seat portion, vehicle seat

An adjustment unit for a vehicle seat in a vehicle is disclosed. Said adjustment unit comprises a longitudinal adjustment mechanism for adjusting the vehicle seat along a direction of travel of the vehicle, said longitudinal adjustment mechanism comprising a first rocker that is mounted in such a way as to be rotatable about a transverse direction extending perpendicular to the direction of travel of the vehicle.

NETWORK PRINTER SYSTEM

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield. 1. A method for determining an accurate amount of consumable in a print cartridge , wherein the print cartridge has a cartridge identification associated therewith and the print cartridge has an expected print yield that is different than an expected print yield of a standard yield cartridge manufactured for use in the printing device , the method comprising:determining that a print cartridge installed in a printing device has an identifier associated therewith;determining an amount of consumable that is loaded in the print cartridge based on the identifier, wherein the amount of consumable loaded in the print cartridge is a predetermined percentage higher than a standard amount of consumable loaded in a standard yield cartridge; anddetermining an amount of consumable remaining in the print cartridge by increasing an amount of consumable that would be remaining in the print cartridge for a standard yield cartridge by the predetermined percentage.2. The method of claim 1 , wherein the identifier is stored in a memory located on the print cartridge.3. The method of claim 2 , wherein the identifier is stored in a specific location in the memory.4. The method of claim 3 , wherein a management information base (MIB) database is utilized to identify the specific location in the memory.5. The method of claim 1 , wherein a low consumable condition is triggered based on the determined amount of consumable remaining in the print cartridge.6. The method of claim 5 , wherein a standard low consumable condition that is triggered by the printing device is ignored.7. The method of claim 1 , wherein the ...

PIEZOELECTRIC LOUDSPEAKER

The present invention discloses a piezoelectric loudspeaker. The piezoelectric loudspeaker comprises a sound producing plate, a resonant sound-box, a surround and a reflective sound-box. The sound producing plate comprises a piezoelectric ceramic element. The resonant sound-box includes a first opening comprising a first carrying part. The sound producing plate is disposed on the first carrying part. A cavity resonator is formed between the sound producing plate and the resonant sound-box. The surround is disposed between the first carrying part and the sound producing plate. The reflective sound-box includes a second opening and a reflective output opening. The second opening comprises a second carrying part. The resonant sound-box is disposed on the second carrying part. A reflective cavity body is formed between the resonant sound-box and the reflective sound-box, and the reflective cavity body is connected the reflective output opening. 1. A piezoelectric loudspeaker , comprising:a sound producing plate including at least one piezoelectric ceramic element being able to vibrate the sound producing plate;a resonant sound-box including a first opening comprising a first carrying part, the sound producing plate being disposed on the first carrying part, and a cavity resonator being formed between the sound producing plate and the resonant sound-box;a surround disposed between the first carrying part and the sound producing plate; anda reflective sound-box including a second opening and a reflective output opening, a second carrying part formed on a partial of an inner edge of the seconding opening, the resonant sound-box being disposed on the second carrying part, a reflective cavity body being formed between the resonant sound-box and the reflective sound-box, the reflective output opening being disposed on a side of the reflective sound-box, and the reflective cavity body being communicating with the reflective output opening.2. The piezoelectric loudspeaker of ...

SHUT-OFF TRIM INCLUDING SPRING LOADED CHECK VALVE

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. A valve for regulating the flow of a fluid , the valve comprising:a housing which includes an interior plug chamber, inflow and outflow passages which fluidly communicate with the plug chamber, and a seating surface disposed between the plug chamber and the outflow passage;a reciprocally movable valve stem which extends into the plug chamber; and a main pilot plug having a bore extending axially therethrough, the main, pilot plug defining a main sealing surface, and a plug seating surface which is disposed within the bore thereof; and', 'a check valve assembly disposed within the bore of the main pilot plug and comprising an auxiliary plug which is disposed within the bore of the main pilot plug and movably attached to the stem, the auxiliary plug defining an auxiliary sealing surface;, 'a shut-off trim disposed within the plug chamber between the inflow and outflow passages, the shut-off trim comprisingthe shut-off trim being reciprocally movable between a closed position wherein the main sealing surface of the main pilot plug is sealed against the seating surface of the housing and the auxiliary sealing surface of the auxiliary plug is sealed against the plug seating surface of the main pilot plug, and an open position wherein the main sealing surface of the main pilot plug is separated from the seating surface of the housing and the auxiliary sealing surface of the auxiliary plug is ...

Shut-off trim including spring loaded check valve

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof.

SHUT-OFF TRIM INCLUDING SPRING LOADED CHECK VALVE

In accordance with the present invention, there is provided a bi-directional shut-off trim for a valve which possesses the functional attributes of a pilot operated trim and a balanced trim through the integration of a spring loaded check valve into a pilot trim. In forward flow isolation, the bi-directional shut-off trim of the present invention acts as a normal pilot operated trim. In reverse flow, the check valve of the shut-off trim opens to balance the pressure on either side of the plug thereof. 1. (canceled)2. (canceled)3. (canceled)4. (canceled)5. (canceled)6. (canceled)7. (canceled)8. (canceled)9. (canceled)10. (canceled)11. (canceled)12. (canceled)13. (canceled)14. (canceled)15. (canceled)16. A valve for regulating the flow of a fluid , the valve comprising:a housing which includes an interior plug chamber, inflow and outflow passages which fluidly communicate with the plug chamber, and a seating surface disposed between the plug chamber and the outflow passage;a reciprocally movable valve stem which extends into the plug chamber and defines a stem sealing surface; and a main pilot plug having a bore extending axially therethrough, the main pilot plug defining a main sealing surface, and a stem seating surface which is disposed within the bore thereof; and', 'a check valve assembly which is disposed within the main pilot plug and fluidly communicates with the bore and the plug chamber;, 'a shut-off trim disposed within the plug chamber between the inflow and outflow passages, the shut-off trim comprisingthe shut-off trim being reciprocally movable between a closed position wherein the main sealing surface of the main pilot plug is sealed against the seating surface of the housing and the stem sealing surface of the stem is sealed against the plug seating surface of the main pilot plug, and an open position wherein the main sealing surface of the main pilot plug is separated from the seating surface of the housing and the stem sealing surface of the stem is ...

Systems and Methods for Universal Imaging Components

A method of operating a cartridge chip installed in an imaging device includes: causing, by the cartridge chip, the imaging device to enter an error condition; monitoring the timing or sequence of communication signals received from the imaging device during at least a portion of the error condition; and operating, based on the timing or sequence of the communication signals received from the imaging device during at least a portion of the error condition, in a first mode of operation compatible with a first type of imaging device or in a second mode of operation compatible with a second type of imaging device. 1. A method of operating a cartridge chip installed in an imaging device comprising:causing, by the cartridge chip, the imaging device to enter an error condition;monitoring the timing or sequence of communication signals received from the imaging device during at least a portion of the error condition; andoperating, based on the timing or sequence of the communication signals received from the imaging device during at least a portion of the error condition, in a first mode of operation compatible with a first type of imaging device or in a second mode of operation compatible with a second type of imaging device, the first mode of operation differing from the second mode of operation.2. The method of further comprising:determining, based on the timing or sequence of the communication signals received from the imaging device, if the imaging device is the first type of imaging device or the second type of imaging device, operating the cartridge chip in the first mode of operation if the imaging device is determined to be the first type of imaging device, and operating the cartridge chip in the second mode of operation if the imaging device is determined to be the second type of imaging device.3. The method of wherein causing the imaging device to enter an error condition comprises:failing to respond to a signal transmitted by the imaging device.4. The method of ...

Semiconductor Device Having Features to Prevent Reverse Engineering

A ROM circuit includes a first N channel transistor having an output and having device geometry and device characteristics adapted to bias the output at a predetermined level when a P channel circuit is connected to the first N channel transistor; a pass transistor connected between the output and a data bus, the pass transistor connected to a word line, the word line adapted to turn ON the pass transistor when the word line is asserted; and the P channel circuit connected to the data bus and adapted to provide leakage current to charge a gate in the first N channel transistor when pass transistor is turned ON. 1. A ROM circuit comprising:a first N channel transistor having an output and having device geometry and device characteristics adapted to bias the output at a predetermined level when a P channel circuit is connected to the first N channel transistor;a pass transistor connected between the output and a data bus, the pass transistor connected to a word line, the word line adapted to turn ON the pass transistor when the word line is asserted; andthe P channel circuit connected to the data bus and adapted to provide leakage current to charge a gate in the first N channel transistor when pass transistor is turned ON.2. The ROM circuit of wherein the gate of the first N channel transistor is a floating gate.3. The ROM circuit of wherein the gate of the first N channel transistor is connected to a gate of a second N channel transistor.4. The ROM circuit of wherein the second N channel transistor includes a second output and has device geometry and device characteristics adapted to bias the second output at a predetermined level when the P channel circuit is connected to the second N channel transistor.5. The ROM circuit of further comprising a read amplifier connected to the data bus.6. The ROM circuit of wherein the P channel circuit comprisesa first P channel transistor; anda second P channel transistor and an N transistor pair connected in series, the gate of ...

PROCESS CARTRIDGE

The invention relates to a process cartridge, which comprises a process cartridge housing, a photosensitive member, a driving force receiving opening, a retractable mechanism and a control mechanism, wherein the photosensitive member is arranged inside the process cartridge housing; the driving force receiving opening is connected with the photosensitive member and provides a driving force for the photosensitive member; the retractable mechanism allows the driving force receiving opening to extend or retract in the axial direction of the photosensitive member; and the control mechanism controls the extension and retraction of the retractable mechanism. 122-. (canceled)23. An imaging cartridge comprising:an imaging cartridge body; anda driving force receiving member attached to a generally cylindrical flange having an axis of rotation, said flange secured to the cartridge body such that the flange is rotatable and movable in an axial direction along the axis.24. The imaging cartridge of claim 23 , wherein the flange and the driving force receiving member move axially from a first position where the driving force receiving member is extended a first distance to a second position where the driving force receiving member is extended a second distance claim 23 , wherein the first distance is different from the second distance.25. The imaging cartridge of claim 24 , wherein the flange maintains a fixed distance to the driving force receiving member in both the first position and the second position.26. The imaging cartridge of claim 23 , further comprising a photosensitive member claim 23 , wherein the flange is attached to a first end of the photosensitive member.27. The imaging cartridge of claim 23 , wherein the driving force receiving member is secured to the flange such that a distance from an end of the driving force receiving member to the flange does not change.28. A method of installing an imaging cartridge into an imaging device comprising:providing the imaging ...

LONGITUDINAL ADJUSTER FOR A VEHICLE SEAT AND VEHICLE SEAT

A longitudinal adjuster for a vehicle seat () includes a lower rail () and an upper rail () guided displaceably in the longitudinal direction therein. An upper clamp () is connected to the upper rail () and has at least one upper blocking region (). A lower clamp () is connected to the lower rail () and has at least one lower blocking region (). The lower blocking region () and the upper blocking region () are normally spaced apart from each other and intermesh in the event of a crash. A locking shackle (), connected to the upper clamp (), includes a bolt () running in the transverse direction. The upper clamp () has a cutout () within which the bolt () is arranged, and the bolt () is arranged behind the rear end of the upper rail () in the longitudinal direction. 115-. (canceled)161. A longitudinal adjuster for a vehicle seat () , the longitudinal adjuster comprising:a lower rail;an upper rail displaceably guided in the lower rail in a longitudinal direction;an upper clamp connected to the upper rail, the upper clamp having at least one upper blocking region;a lower clamp connected to the lower rail, the lower clamp having at least one lower blocking region, wherein the lower blocking region and the upper blocking region are spaced apart from one another in a normal state and are interlocked in the event of a crash; anda locking shackle connected to the upper clamp, said locking shackle comprising a pin extending in a transverse direction, wherein the upper clamp has a recess, the pin being arranged inside said recess, and wherein the pin is arranged in the longitudinal direction behind a rear end of the upper rail.17. A longitudinal adjuster as claimed in claim 16 , wherein the at least one upper blocking region is formed by bending back twice a retaining region of the upper clamp.18. A longitudinal adjuster as claimed in claim 16 , wherein the at least one lower blocking region is formed by bending back twice a side region of the lower clamp.19. A longitudinal ...

VEHICLE SEAT HAVING A FLOOR POSITION

A vehicle seat, including a substructure and a backrest articulated on the substructure, can be transferred from a sitting position to a floor position by folding the backrest forward. A first rocker and second rocker, on the two outer seat faces, articulate the backrest on the substructure. The substructure, the first rocker, the backrest, and the second rocker form a four-bar linkage. Each of the second rockers is rotatably connected to the substructure by a respective second joint and to the backrest by a respective third joint. A transverse tube extends in the transverse vehicle direction between the two second rockers. The transverse tube has two ends, each of which is fastened to the associated second rocker in an area between the second joint and the third joint of the respective four-bar linkage. At least one connection point of a child seat fastening system is provided on the transverse tube. 115-. (canceled)16. A motor vehicle seat comprising:a substructure;a backrest;a first rocker provided respectively on each of two outer sides of the seat in order to couple the backrest to the substructure in an articulated manner;a second rocker provided respectively on each of the two outer sides of the seat in order to couple the backrest to the substructure in an articulated manner, wherein the vehicle seat is transferable from a seat position into a floor position by folding the backrest forward;a transverse tube that runs in a transverse vehicle direction between the two second rockers, wherein:each of the two first rockers are attached in an articulated manner to the substructure by means of a respective first joint and are connected in an articulated manner to the backrest by means of a respective joint;each of the two second rockers are connected in an articulated manner to the substructure by means of a respective second joint and are connected in an articulated manner to the backrest by means of a respective third joint;the transverse tube has two ends, and ...

Backrest adjuster for a seat, and vehicle seat

A backrest adjuster ( 4 ) is provided for a seat. The seat includes a backrest ( 1 ) that can be adjusted relative to a seat part ( 2 ) by a fitting ( 5 ) and which is arranged in a longitudinally displaceable manner. When the backrest ( 1 ) is displaced from a seating position (P 1 ) to an entry position (P 2 ), a gear unit ( 9 ) actuates a tension element ( 7 ) that unlatches a rail adjuster ( 10.1 ) and latches same when the backrest ( 1 ) is displaced in the opposite position. A vehicle seat is provided that includes such a backrest adjuster ( 4 ).

BACKREST PART FOR A SEAT, IN PARTICULAR A VEHICLE SEAT

A backrest part for a seat, in particular a vehicle seat, includes at least one back metal sheet and individual profiled elements. The back metal sheet has beadings which protrude in the direction of the profiled elements in some sections. The profiled elements are connected to the back metal sheet in a force-fitting and/or bonded manner in a region of the beadings. A section with beadings is formed in each corner of the back metal sheet. The beadings of each section are arranged in parallel at a specifiable distance to one another. The beadings of each section extend diagonally between the adjoining edges of the back metal sheet. The beadings of mutually adjacent sections run at an angle relative to one another. The length of the beadings running parallel to one another in each section decreases in the direction of the corners. 1. A backrest part for a seat , comprising:at least one back plate; anda plurality of individual profiles,wherein the back plate has beadings protruding in sections in the direction of the profiles, and the profiles are connected in a frictional and/or integrally bonded manner to the back plate in a region of the beadings,wherein a section having a plurality of beadings is formed in each corner of the back plate, andwherein the beadings of each section are in each case arranged parallel to each other at a predetermined distance,wherein the beadings of each section in each case extend diagonally between the adjacent edges of the back plate,wherein beadings of mutually adjacent sections run at an angle to one another, andwherein the length of the beadings running parallel to one another decreases in the respective section in the direction of the corners.2. The backrest part as claimed in claim 1 , wherein the profiles are arranged in an encircling manner on the back plate such that a profile frame is formed.3. The backrest part as claimed in claim 1 , wherein adjacent profiles are arranged on the back plate in a manner overlapping on the end ...

Multi-Spindle Spray Nozzle Assembly

In accordance with the present invention, there is provided a multi-spindle spray nozzle assembly for a steam desuperheating or attemperator device. The nozzle assembly features a nozzle holder which accommodates two small, spring-loaded nozzles, each of which is adapted to produce a spray pattern of reduced cone angle (e.g., approximately 60°) in comparison to currently know nozzle designs. The two nozzles are positioned within the nozzle holder such that they diverge from the axis thereof as allows the spray pattern generated thereby to be effectively tilted into the flow of steam within a desuperheating device having the nozzle assembly interfaced thereto.

Addressing for a Memory Device Used in an Image Recording Apparatus

Many devices, such as printers, work with one or more removable unit. Often, the removable units have an electronic circuit that used to communicate with the device. It may be desirable to provide a replacement unit in these devices. The replacement unit must include an electronic circuit that is able to communicate with the original device. Disclosed is a method and apparatus where a replacement unit is provided with a new electronic circuit and a used electronic circuit. The new electronic circuit is electrically connected to the used electronic circuit and uses the used electronic circuit to facilitate communication with the host device.

QUICK DISCONNECT CONNECTOR ASSEMBLY

A quick-disconnect connector assembly includes a housing having a bore that extends up to but not through a first end of the housing. The connector assembly also includes a proximity switch disposed within the bore, and the proximity switch includes a switch body, a first contact member, and a second contact member. A portion of each of the first and second contact members extends from the switch body towards a second end of the housing. In a first switch position, a contact of a displaceable switching assembly is in contact with the first contact member, and in a second switch position, the contact is in contact with the second contact member. The connector assembly also includes an external connection assembly including a first pin that is electrically coupled to the first contact member and a second pin that is electrically coupled to the second contact member. 1. A quick-disconnect connector assembly comprising:a housing that extends along a longitudinal axis from a first end to a longitudinally-opposite second end, the housing including one or more interior surfaces that cooperate to define a bore that extends from the second end to a point adjacent to the first end such that the bore does not extend through the first end of the housing, wherein the bore includes a first bore portion; a switch body extending along a body longitudinal axis, the switch body having a first end disposed adjacent to the first end of the housing and a longitudinally-opposite second end; and', 'a first contact member and a second contact member, each of the first and second contact members having a first end and a longitudinally-opposite second end, the second end being disposed within the switch body and the first end being disposed external to the switch body, wherein a portion of each of the first and second contact members extends from the second end of the switch body towards the second end of the housing,', 'wherein in a first switch position, a contact of a displaceable ...

Design method for three-dimensional tortuous path flow element

A method of designing a three-dimensional flow control element includes creating a first computer aided design representative of a flow configuration having a first end and a second end. A second computer aided design of a host body is created. The design of the flow configuration is digitally inserted into the design of the host body such that the two designs define an overlapping region. The first computer aided design and the portion of the second computer aided design in the overlapping region is subtracted from a remainder of the second computer aided design to produce a third computer aided design of a flow control element having a fluid pathway extending therethrough. The fluid pathway is associated with the overlapping portions of the first and second computer aided designs.

Systems and Methods for Universal Imaging Components

A method of operating a cartridge chip installed in an imaging device includes: causing, by the cartridge chip, the imaging device to enter an error condition; monitoring the timing or sequence of communication signals received from the imaging device during at least a portion of the error condition; and operating, based on the timing or sequence of the communication signals received from the imaging device during at least a portion of the error condition, in a first mode of operation compatible with a first type of imaging device not having a list of banned serial numbers or in a second mode of operation compatible with a second type of imaging device having a list of banned serial numbers. 1. A method of operating a cartridge chip installed in an imaging device comprising:causing, by the cartridge chip, the imaging device to enter an error condition;monitoring the timing or sequence of communication signals received from the imaging device during at least a portion of the error condition; andoperating, based on the timing or sequence of the communication signals received from the imaging device during at least a portion of the error condition, in a first mode of operation compatible with a first type of imaging device not having a list of banned serial numbers or in a second mode of operation compatible with a second type of imaging device having a list of banned serial numbers, the first mode of operation differing from the second mode of operation.2. The method of wherein operating in the second mode of operation comprises:transmitting, by the cartridge chip, a plurality of serial numbers to the imaging device.3. The method of wherein operating in the second mode of operation comprises:determining a serial number that is not included in the list of banned serial numbers.4. The method of wherein operating in the second mode of operation comprises:transmitting the serial number that is not included in the list of banned serial numbers to the imaging device.5. The ...

CARTRIDGE DRIVE SHAFT GEAR

An interior member of a print cartridge gear including one or more slots in the interior member for receiving a pin, the one or more slots including a first portion extending from a distal end of the interior member towards a base end of the interior member, the one or more slots including a second portion that extends horizontally outward. 1. An interior member of a print cartridge gear comprising:one or more slots in the interior member for receiving a pin, the one or more slots including a first portion extending from a distal end of the interior member towards a base end of the interior member, the one or more slots including a second portion that extends horizontally outward.2. The interior member of wherein the one or more slots comprise first and second slots disposed on opposing sides of the interior member.3. The interior member of wherein the first and second slots are adapted for guiding a pin to a position allowing the transfer of force from the pin to the print cartridge gear.4. A drum comprising:a cylindrical member; andan interior member disposed substantially in the cylindrical member comprising one or more slots in the interior member for receiving a pin, the one or more slots extending from a distal end of the interior member towards a base end of the interior member, the one or more slots including a portion that extends horizontally outward.5. The drum of wherein the one or more slots comprise first and second slots disposed on opposing sides of the interior member.6. The drum of wherein the first and second slots are adapted for guiding a pin to a position allowing the transfer of force from the pin to the print cartridge gear.7. An interior member of a print cartridge gear:one or more slots in the interior member for receiving a pin, the one or more slots including a first portion extending vertically, the one or more slots including a second portion that extends diagonally, and the one or more slots including a third portion that extends ...

Actuator for a vehicle seat, and vehicle seat

An actuator ( 110, 210 ) for a vehicle seat ( 1 ) includes a housing ( 11 ), a motor ( 12 ) which is fixed to the housing and includes a motor shaft ( 12 a ), a transmission ( 13 ) connected to the motor shaft, an actuator output drive ( 14 ) which is connected to the transmission, and a control unit ( 21 ). The actuator output drive includes an output element moveable towards an end position from a starting position by rotating the motor shaft in a first direction and in a reversed direction—in the direction of the starting position from the end position. A carriage ( 15 ) is driven, upon movement of the output element. A position sensor detects a position of the carriage. An actuator ( 210 ) for a vehicle seat is provided, in which a position sensor ( 28 ) detects an effect of gravity on the actuator. A vehicle seat ( 1 ) with one such actuator ( 110, 210 ) is provided.

Adjustable orthotic foot brace and method for adjusting a foot brace

The orthotic foot brace for a person wearing a footwear generally has: a lower leg holder securable to a lower leg of the person for use, a lower leg strut connected to the lower leg holder and extending downwardly towards the footwear during use; a foot strut structurally connected to the lower leg strut and having at least one side portion, each side portion extending forwardly along a respective side of the footwear and extending outwardly along a respective side of the footwear; an instep strut provided in the form of an extension of the foot strut along a long axis of the footwear, the instep strut having a distal portion securable to the footwear, and at least a proximal portion being slidably connected to the foot strut in a manner to allow adjusting the extension distance of the distal portion to a selected position.

Systems and Methods for Universal Imaging Components

A method of operating a cartridge chip installed in an imaging device includes: causing, by the cartridge chip, the imaging device to enter an error condition; monitoring the timing or sequence of communication signals received from the imaging device during at least a portion of the error condition; and operating, based on the timing or sequence of the communication signals received from the imaging device during at least a portion of the error condition, in a first mode of operation compatible with a first type of imaging device or in a second mode of operation compatible with a second type of imaging device.

VEHICLE SEAT

A vehicle seat () with a seat segment () which includes a first seat area () with a first backrest () that can be pivoted about a pivot axis (A) running in a transverse direction (y) and a second seat area () with a second backrest () that can be pivoted about the pivot axis (A). The second backrest () is equipped with a locking device () which interacts with a locking bracket () provided on the first backrest (). The locking device () includes at least one axis pin () with a longitudinal axis () that is inclined relative to the transverse direction (y). 1. A vehicle seat comprising a seat segment which comprises:a first seating space having a first backrest which can be pivoted about a pivot axis which extends in the transverse direction anda second seating space having a second backrest which can be pivoted about the pivot axis;a locking device arranged on the second backrest; anda curved locking member provided on the first backrest, wherein the locking device comprises at least one axial pin with a longitudinal axis that extends in an inclined manner relative to the transverse direction.2. The vehicle seat as claimed in claim 1 , wherein the longitudinal axis defines with the transverse direction an inclination angle of from 5° to 15°.3. The vehicle seat as claimed in claim 2 , wherein the longitudinal axis defines with the transverse direction an inclination angle of 10°.4. The vehicle seat as claimed in claim 1 , wherein the locking device comprises a rotary latch which is pivotably supported about the axial pin.5. The vehicle seat as claimed in claim 4 , wherein the curved locking member comprises a locking region around which the rotary latch engages when the locking device is locked to the curved locking member.6. The vehicle seat as claimed in claim 5 , wherein the locking region is constructed to be substantially linear and to extend along a curved member axis.7. The vehicle seat as claimed in claim 6 , wherein the curved member axis extends in an ...

TRACEABLE METALLIC PRODUCTS AND METALLIC SUPPORT FOR NANOSTORAGE

The invention relates to traceable metallic products, methods of uses and methods of making same. The metallic products may be made traceable for integrity purposes, identification purposes, counterfeit avoidance and the like. The invention also relates to metallic supports for nanostorage of various compounds and samples. 1. A traceable metallic product , wherein said metallic product comprises a porous surface layer formed by anodization , and wherein said porous surface layer comprises at least one traceable biological compound.2. (canceled)3. The traceable metallic product of claim 1 , wherein said at least one traceable biological compound is selected from the group consisting of nucleic acids claim 1 , peptidic molecules claim 1 , lipids claim 1 , mono and polysaccharides claim 1 , hormones claim 1 , vitamins claim 1 , and derivatives thereof.4. (canceled)5. The traceable metallic product of claim 1 , wherein said at least one traceable biological compound is carried in nanopores of the porous surface layer claim 1 , and wherein said at least one traceable compound is recoverable from said porous surface layer for detection claim 1 , identification and/or utilization purposes.6. (canceled)7. The traceable metallic product of claim 1 , wherein said traceable metallic product consists of a metallic support for nanostorage of compound and samples.8. The traceable metallic product of claim 1 , wherein said porous surface layer is sealed.9. The traceable metallic product of claim 1 , wherein said porous surface layer further comprises an electrodeposit of at least one metal selected from the group consisting of silver claim 1 , gold claim 1 , copper claim 1 , nickel claim 1 , zinc claim 1 , tin claim 1 , cadmium claim 1 , palladium and platinum.10. The traceable metallic product of claim 1 , wherein said traceable metallic product consists of a traceable piece of aluminum comprising a porous surface layer formed by anodization claim 1 , and wherein said porous ...

Fitting for a vehicle seat, and vehicle seat

A fitting ( 10 ) for a vehicle seat has a first fitting part ( 11 ) and a second fitting part ( 12 ) that are rotatable relative to one another and are in geared connection, and a third fitting part ( 74 ) mounted on the first fitting part ( 11 ) such that it can be pivoted relative to the first fitting part ( 11 ). The third fitting part ( 74 ) can be locked to the first fitting part ( 11 ) by a pawl ( 80 ) which is mounted at a first articulation point (D 1 ) on the third fitting part ( 74 ). The third fitting part ( 74 ), which has a locking cam ( 90 ), which is mounted at a second articulation point (D 2 ), a coupler ( 98 ), which is connected at a third articulation point (D 3 ) to the locking cam ( 90 ) and at a fourth articulation point (D 4 ) to the pawl ( 80 ), and the pawl ( 80 ) define a four-bar linkage ( 74, 80, 98, 90 ).

Device for guiding a seat belt on a seat having an integrated seat belt

A device for guiding a seat belt on a seat having an integrated seat belt. In order to provide a device that can be economically and easily installed, that ensures reliable guidance of the seat belt inside the backrest ( 1 ) of a seat having an integrated seat belt in a simple manner, and that prevents pinching of the seat belt ( 2 ) during adjustment inside the backrest ( 1 ), the seat belt guide has at least one upper seat belt guiding element ( 6 ). The guiding element ( 6 ) is above a pivot axis ( 5 ) of a multi-piece backrest ( 3, 4 ) of the seat having an integrated seat belt. At least one lower seat belt guiding element ( 7 ) is also provided below the pivot axis ( 5 ) of the multipiece backrest ( 3, 4 ) of the seat having an integrated seat belt.

Systems and Methods for Remanufacturing Imaging Components

A drive gear for a generally cylindrical imaging component. The drive gear includes a body for engaging the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface. Each prong may include an extension member extending perpendicular to the prongs and the cross-sectional area of the extension members may be less than the cross-sectional area of the prongs. 1. A drive gear for a generally cylindrical imaging component , the drive gear comprising:a body for engaging the generally cylindrical imaging component;a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; andthree prongs extending longitudinally outward from the end surface, each prong including an extension member extending perpendicular to the prongs,wherein the cross-sectional area of the extension members is less than the cross-sectional area of the prongs.2. The drive gear of wherein each of the three prongs is generally triangular in shape claim 1 , one vertex of each triangular shaped prong being generally rounded.3. The drive gear of wherein the three prongs are adapted for engaging a helical recess.4. An apparatus comprising:a drive gear for a generally cylindrical imaging component, the drive gear comprising a body for engaging a first end of the generally cylindrical imaging component; a cylindrical shaft attached to the body, the cylindrical shaft having an end surface; and three prongs extending longitudinally outward from the end surface, each prong including an extension member extending perpendicular to the prongs, wherein the cross-sectional area of the extension members is less than the cross-sectional area of the prongs; anda non-drive gear for engaging a second end of the generally cylindrical imaging component adapted for reducing an amount of side-to-side movement of the generally cylindrical imaging component. The ...

Drive Gear for Extended Drive Shaft

A cartridge drive gear assembly for holding a drum coupling includes a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections, and at least one slot disposed in the inner surface.

Unlocking device for a vehicle seat with an entry facilitation function and method for operating an unlocking device

An unlocking device for a vehicle seat with an entry facilitation function includes a bracket-like element and a guide bar. The guide bar is arranged by at least one fastening device on a lower rail of a rail system for longitudinal adjustment of the seat. The bracket-like element is coupled to a triggering lever for the entry facilitation function. A method is provided for operating an unlocking device.

Network printer system

Electronic systems, such as printing systems, often use components that have integral memory. The integral memory can be used to store information about the component. In some printing systems this memory includes a portion that stores a value indicative of a print yield. Disclosed is a method and system for allowing the memory to have data indicative of an increased print yield.

Retaining device for the form-fitting and/or force-fitting arrangement of two components to be connected in a bonded manner, and method for operating such a retaining device

A retaining device ( 1 ) for the form-fitting and/or force-fitting arrangement of two components ( 2, 3 ) to be connected in a bonded manner for a subsequent welding process. The retaining device ( 1 ) includes a cover ( 4 ), which can be pivoted about a pivot axis ( 5 ) and on the lower face of which a silicone layer ( 8 ) is arranged so as to face in the direction of the components ( 2, 3 ) to be connected, and a pressure plate ( 6 ) that can be moved in the direction of the cover ( 4 ) via at least one cylinder ( 7 ) and thus presses the components ( 2, 3 ) which are to be connected and which are arranged one above the other between the cover ( 4 ) and the pressure plate ( 6 ) against the silicone layer ( 8 ). A method for operating a retaining device ( 1 ) is also provided.

SEAT FITTING FOR A MOTOR VEHICLE SEAT

A motor vehicle seat fitting has a ring gear fitting part with internal toothing and a gear wheel fitting part which outer toothing, an eccentric mounted rotatably in a bore, which runs axially with respect to the gear wheel, for the rolling adjustment of the gear wheel in relation to the ring gear, and a drive shaft which drives the eccentric and extends axially with respect to the ring gear. On the gear wheel or ring gear, a blocking element is arranged in a section running between the toothing and the bore. On the other of the gear wheel and ring gear stop cam carrier is arranged in a manner secure against rotation. The stop cam carrier has two stop cams which interact with the blocking element to limit a maximum adjustability of the two fitting parts with respect to each other in an opposed direction of movement. 1. A seat fitting for a motor vehicle seat , the seat fitting comprising:a first fitting part with a ring gear having an inner toothing;a second fitting part with a gearwheel, which has an outer toothing and is meshed with the ring gear;an eccentric mounted rotatably in a bore, running axially with respect to the gearwheel, in the second fitting part, and intended for a rolling adjustment of the gearwheel in relation to the ring gear;a driveshaft, which drives the eccentric and extends axially with respect to the ring gear;a blocking element on one of the gearwheel and the ring gear, the blocking element being arranged in a section running between the toothing and the bore; anda stop cam carrier on the other of the gearwheel and the ring gear, the stop cam carrier being arranged in a manner secure against rotation, wherein the stop cam carrier comprises two stop cams, which cooperate with the blocking element such that a maximum adjustability of the two fitting parts with respect to one another in an opposed direction of movement is limited by one stop cam in each case.2. The seat fitting as claimed in claim 1 , wherein the blocking element has a ...

Fitting for a vehicle seat and vehicle seat

A vehicle seat fitting has a fitting parts ( 11, 12 ) have a sprocket ( 17 ) and guide segments ( 14 ), a bar ( 16 ) guided by the guide segments between a locked and unlocked state that interact with the sprocket. The bar has bar cams ( 16 a, 16 b ). An eccentric ( 27 ) is rotatably mounted around a rotation axis (A) and in a transition from unlocked to the locked, engages the bar with a force for clamping the bar against the sprocket. The eccentric has eccentric cams ( 28, 128 )interacting with the bar cams. The first eccentric cam has a cam section ( 28.2 ) which runs in the peripheral direction concentrically around the axis. The cam section is arranged upstream in the closing direction of a further cam section ( 28.4 ) that has a cam contour running radially outwards downstream in the closing direction relative to the concentrically peripheral contour for clamping the bar against the sprocket.

FORWARD PIVOT MECHANISM FOR A VEHICLE SEAT, AND VEHICLE SEAT

The invention relates to a forward pivot mechanism for positioning a scat back of a vehicle seat into at least one forward position and for positioning the seat back beyond the forward position into at least one further forward position, comprising a comfort lock for positioning and locking the seat back into a least one seated position, and comprising an easy entry latch for positioning the seat back into the at least one forward position, wherein a pivot range of the seat back into one of the forward positions can be limited by means of the easy entry latch, wherein the easy-entry latch is designed in such a way that it forms a forward limit stop during the shifting of the seat back from one of the seated positions into one of the forward positions. 1. A forward pivot mechanism for positioning a backrest of a vehicle scat into at least one forward position and for positioning the backrest beyond the forward position into at least one further forward position ,with a comfort locking for positioning and locking the backrest into/in at least one seat position, andwith an easy-entry detent for positioning the backrest into the at least one forward position,wherein a pivoting range of the backrest into one of the forward positions is limitable by means of the easy entry detent, wherein the easy-entry detent is designed in such a manner that, during the adjustment of the backrest from one of the seat positions into one of the forward positions, said easy entry detent forms a stop to the front.2. The forward pivot mechanism as claimed in claim 1 , wherein an end stop is provided on the backrest side in a manner corresponding to the stop of the easy entry detent claim 1 , said end stop interacting in a self locking manner with the stop of the easy-entry detent in one of the forward positions of the backrest.3. The forward pivot mechanism as claimed in claim 1 , wherein the easy entry detent is coupled to a fitting lower part in a pivotable and spring loaded manner.4. The ...

VEHICLE SEAT

A vehicle seat () includes a seat segment () with a first seat () including a first backrest () that can be pivoted about a pivot axis (A), and a second seat () including a second backrest () that can be pivoted about the pivot axis (A). A coupling () couples the first backrest () to the second backrest () to be pivotable together when the backrests () are coupled together. The second backrest () is pivotable independently of the first backrest () when the backrests () are uncoupled. A belt outlet point for seat belt webbing, which is associated with the second seat (), runs in a vertical direction in an approximately direct line over a longitudinal side piece () and a mounting () for the first backrest () of the first seat (). 1. A vehicle seat comprising:a seat segment which comprises a first seating position, with a first backrest which is pivotable about a pivot axis, and a second seating position, with a second backrest which is pivotable about the pivot axis, the first backrest of the first seating position having a longitudinal member and a fitting;a coupling means for the coupling of the first backrest to the second backrest, wherein, when the backrests are coupled to one another, the second backrest is pivotable together with the first backrest, and wherein, when the backrests are decoupled, the second backrest is pivotable independently of the first backrest; anda seatbelt outlet point, assigned to the second seating position, for a seatbelt web, wherein the seatbelt outlet point is arranged, as viewed in a vertical direction, approximately in a direct line above the longitudinal member and the fitting of the first backrest of the first seating position.2. The vehicle seat as claimed in claim 1 , wherein the first backrest is connected by the fitting to a transverse tube which extends at least approximately over an entire width of the seat segment.3. The vehicle seat as claimed in claim 2 , wherein the transverse tube runs parallel to the pivot axis and is ...

DEAD TIME REDUCER FOR PISTON ACTUATOR

An anti-surge system capable of anticipating a surge event in a compressor for readying the actuator to quickly actuate the anti-surge valve from the closed position to the open position. The control system includes a compressor surge controller configured to transmit a signal to the valve positioner when the operating point of the valve is approaching the surge control line. The compressor surge controller may monitor an operating margin equal to the difference between the operating point and the surge control line, and when the operating margin falls below a prescribed threshold, the compressor surge controller may send a signal to the positioner. In turn, the positioner may vent some pressure from the actuator. In this way, the dead time of the anti-surge valve on the valve seat is minimized and the valve will react more promptly to an opening signal. 1. An antisurge control system for a compressor which experiences compressor surge in response to defined operational conditions , the compressor having a compressor inlet and a compressor outlet , the antisurge control system comprising:a surge controller operatively connectable to the compressor and configured to monitor operation of the compressor and generate an antisurge signal when compressor operational conditions exceed a prescribed threshold associated with compressor surge;an antisurge valve in operative communication with the surge controller and fluidly connectable to the compressor inlet and compressor outlet, the antisurge valve being selectively transitional between a closed position and an open position, the antisurge valve being transitioned from the closed position to the open position to enable fluid flow from the compressor outlet to the compressor inlet through the antisurge valve; anda valve actuator operatively coupled to the surge controller and the antisurge valve, the valve actuator being configured to exert a first closing force on the antisurge valve for closing the antisurge valve, the ...

Toner Cartridge Container and Seal

A method of remanufacturing an imaging cartridge comprising a toner hopper having a toner bag and not having a seal port, the method comprising forming a seal port in the toner hopper; disposing a replacement toner container in the toner hopper, the replacement toner container including a removable seal having a seal tail; and inserting a portion of the seal tail through the seal port. A method of remanufacturing an imaging cartridge comprising a toner hopper having a toner bag and not having a seal port, the method comprising providing a replacement toner hopper having a seal port; removing the toner hopper not having the seal port from the imaging cartridge; and attaching the replacement toner hopper having a seal port to the imaging cartridge.

Drive gear for extended drive shaft

A cartridge drive gear assembly for holding a drum coupling includes a drive gear having an outer surface and an inner surface, the inner surface including inner projections which extend into the interior of the drive gear and includes at least two voids disposed on opposing sides of the inner projections, and at least one slot disposed in the inner surface

MOTOR VEHICLE SEAT

The invention relates to a motor vehicle seat comprising a seating part and a back rest, in which said seat part and the back rest can be adjusted from a user position into an access position and into a loading position. 1. A motor vehicle seat having a seating part and a backrest , wherein the seating part and the backrest can be adjusted into a use position , an entry position , and a loading position , wherein the vehicle seat comprises a foot and a front mounting , wherein the backrest movably mounted on the foot , wherein the seating part is supported both on the front mounting and on the foot in the use position and wherein the front mounting and the foot can each be moved independently of one another and relative to the vehicle body , wherein a drive element is arranged on the seating part and on the front mounting , wherein the drive element is provided for adjusting the seating part relative to the front mounting in order to move the front-seating part between the use position , the entry position , and the loading position.2. The vehicle seat as claimed in claim 1 , wherein the front mounting comprises a rocker arm.3. The vehicle seat as claimed in claim 1 , wherein the backrest is pivotably mounted on the foot.4. The vehicle seat as claimed in claim 1 , wherein the seating part has in its rear region a pin which interacts with a guide.5. The vehicle seat as claimed in claim 4 , wherein the guide comprises a guide slot and wherein the pin interacts with the guide slot and can be moved linearly along the guide slot.6. The vehicle seat as claimed in claim 1 , wherein both the front mounting and the foot are connected to a longitudinal adjuster.7. The vehicle seat as claimed in claim 6 , wherein the longitudinal adjuster has a bottom rail fixed to the body and a top rail claim 6 , which can be moved relative to the bottom rail claim 6 , wherein the front mounting and the foot are each attached by a pivot joint to the top rail.8. The vehicle seat as claimed in ...

SEAT BACK ADJUSTER AND VEHICLE SEAT HAVING A SEAT BACK ADJUSTER

A seat back adjuster for a vehicle seat, said seat back adjuster having at least a fitting upper part, a fitting lower part and a fitting arranged therebetween, wherein a separate adapter is arranged on a side of the fitting upper part or of the fitting lower part facing away from the fitting, said adapter being fixed on the fitting through an opening in the fitting upper part or in the fitting lower part, and wherein a control lever is provided which is arranged on the side of the adapter facing away from the fitting and is interlockingly and/or frictionally connected to the adapter. 1. A backrest adjuster for a vehicle seat , having at least one upper fitting member a lower fitting member and a fitting which is arranged therebetween , wherein at a side of the upper fitting member or the lower fitting member facing away from the fitting there is arranged a separate adapter which is fixed to the fitting through a recess in the upper fitting member or the lower fitting member , and wherein there is provided an operating lever which at the side of the adapter facing away from the fitting is arranged thereon in a form-fitting and/or force-fitting manner.2. The backrest adjuster as claimed in claim 1 , wherein the adapter has at least one radially protruding stop in which at least one corresponding fitting-side stop element of the fitting engages.3. The backrest adjuster as claimed in claim 1 , wherein the adapter and the operating lever have mutually corresponding profiles which in particular engage one inside the other and which are connected to each other in a rotationally secure manner.4. The backrest adjuster as claimed in claim 3 , wherein the profiles are constructed as ribs claim 3 , webs and/or sets of teeth which protrude at the surface side.5. The backrest adjuster as claimed in claim 1 , the adapter and the operating lever each have at least one securing element which is constructed as a snap-fitting and/or plug type and/or catch connection.6. The backrest ...

VALVE SIGNATURE DIAGNOSIS AND LEAK TEST DEVICE

A valve signature diagnosis and leak testing device includes a spool valve operatively connected to a pilot valve, the pilot valve being configured to position the spool valve to one of an open position and a closed position. A blocker valve is fluidly connected to a control fluid outlet of the spool valve. An electrical module is operatively connected to the pilot valve, a supply of control fluid, and the blocker valve, the electrical module being capable of sending pulsed electrical signals to the pilot valve and the blocker valve to selectively position the spool valve and the blocker valve to an open or closed position.

VEHICLE SEAT, PARTICULARLY A MOTOR VEHICLE SEAT

A vehicle seat, particularly a motor vehicle seat, has a seat cushion and a backrest, and a seat mechanism connecting the seat cushion and/or the backrest to at least one seat rail pair. The seat rail pair has two seat rails that can be displaced relatively to one another and which can be locked together by a rail locking mechanism. The vehicle seat can be shifted by the seat mechanism from a use position to a non-use position. A coupler couples the seat mechanism and the seat locking mechanism together in such a way that a least one seat rail pair is locked in the use position and the non-use position of the vehicle seat and is unlocked in an intermediate position of the vehicle seat located between the use position and the non-use position. 1. A vehicle seat , comprising:a seat cushiona backrest;a seat kinematic system connecting the seat cushion and/or the backrest to at least one seat rail pair,wherein the seat rail pair has two seat rails which are displaceable relative to one another and which are able to be locked together by a rail locking mechanism, andwherein the vehicle seat is able to be transferred by the seat kinematic system from a use position into a non-use position,wherein a coupler couples together the seat kinematic system and the rail locking mechanism such that the at least one seat rail pair is locked in the use position and in the non-use position of the vehicle seat and is unlocked in an intermediate position of the vehicle seat between the use position and the non-use position.2. The vehicle seat as claimed in claim 1 , wherein the vehicle seat comprises two seat rail pairs arranged parallel to one another and a rail unlocking bar which is operatively connected to the rail locking mechanisms of the two seat rail pairs such that a rotation of the rail unlocking bar actuates the rail locking mechanisms of the two seat rail pairs.3. The vehicle seat as claimed in claim 2 , wherein the rail unlocking bar extends perpendicular to the two seat ...

BEARING ARRANGEMENT FOR A REAR SEAT ARRANGEMENT OF A VEHICLE, AND METHOD FOR ASSEMBLING THE BEARING ARRANGEMENT

A bearing arrangement (), for a rear seat arrangement of a vehicle, includes a bearing pin () which forms a rotational axis and a rotary bearing () which can be pushed onto the bearing pin (). The bearing pin () and the rotary bearing () each have a mutually corresponding structure which secures the bearing pin () and the rotary bearing () against axial and radial movements relative to each other in a use position. The bearing pin () can be guided through openings () of the rotary bearing () during assembly. The use position, which is secured against axial and radial movements, can be subsequently adjusted by pivoting the bearing pin () and/or the rotary bearing (). A method for assembling the bearing arrangement () is also provided. 1. A bearing arrangement for a rear seat arrangement of a vehicle , the bearing arrangement comprising:a bearing pin forming a rotational axis; anda rotary bearing which is able to be pushed onto the bearing pin, wherein the bearing pin and the rotary bearing in each case have a mutually corresponding structure which secures the bearing pin and the rotary bearing against axial and radial displacements relative to one another in a position of use, wherein the bearing pin is guidable through openings of the rotary bearing during assembly, and the position of use which is secured against axial and radial displacements is subsequently adjustable by pivoting the bearing pin and/or the rotary bearing.2. The bearing arrangement as claimed in claim 1 , wherein the structure of the bearing pin comprises at least two grooves which are spaced apart from one another and entirely surround an outer surface of the bearing pin.3. The bearing arrangementas claimed in claim 2 , wherein the structure of the rotary bearing comprises at least two wall regions which are arranged at the same distance from one another as the grooves claim 2 , wherein the wall regions in each case comprise an opening with a sliding surface entirely surrounding the opening in ...

BACKREST FRAME FOR A SEAT, IN PARTICULAR FOR A VEHICLE SEAT, AND VEHICLE SEAT

A backrest frame () for a seat, in particular a vehicle seat, includes a number of frame parts ( to ), which can be fixedly connected to a rear plate (). At least one first frame part () is configured as an at least sectionally closed or semi-open hollow profile. At least one of the ends of the hollow profile is recessed in some regions. 1. A backrest frame for a seat , the backrest frame comprising:a number of frame parts which are able to be fixedly connected to a rear plate, wherein at least one first frame part is at least partially configured as a semi-open or closed hollow profile, wherein at least one of the ends of the hollow profile is at least partially recessed.2. The backrest frame as claimed in claim 1 , wherein the at least one end is recessed such that the end has at least one of an oblique portion claim 1 , at least one rounded portion and a notched portion.3. The backrest frame as claimed in claim 1 , wherein the at least one end is recessed such that a free space for an aid for fastening a component to the first frame part claim 1 , as a freely accessible region claim 1 , is formed for a laser which is able to be guided claim 1 , and articulated claim 1 , onto a surface to be welded.4. The backrest frame as claimed in claim 1 , wherein the at least one end of the at least one first frame part is cut to length at a predetermined angle in an oblique manner.5. The backrest frame as claimed in claim 1 , wherein the at least one first frame part forms a lower crossmember of the backrest frame and lateral frame parts are fastened at least by a material connection to the first frame part.6. The backrest frame as claimed in claim 1 , wherein the rear plate is able to be connected at least by a material connection to the frame parts.7. The backrest frame as claimed in claim 1 , wherein at least one second frame part is configured as a U-shaped profile and forms an upper crossmember of the backrest frame.8. The backrest frame as claimed in claim 1 , wherein ...

Automobile seat frame skeleton is switched fast weld jig

本实用新型公开一种汽车座框骨架快速切换焊接夹具，包括基座，在该基座上围绕座框骨架设有两个边板夹具和两个横管夹具；所述边板夹具包括两个相互平行的直线导轨，两个直线导轨上安装有同一个滑板，该滑板上朝内设有边板夹紧块，所述直线导轨垂直于边板设置；在所述滑板上设有第一支撑座，该第一支撑座上铰接有边板压杆，该边板压杆的内端设有边板压紧块，边板压紧块朝向所述基座。采用本实用新型的汽车座框骨架快速切换焊接夹具的显著效果是，边板夹紧块和边板压紧块相互配合，从两个方向对边板及配件进行夹持，确保对边板的稳定夹持；且两个边板夹具能单独作用，根据需要对任一侧的边板和配件进行夹持；避免设置过多夹具，以减低成本。

Hinge riveting tool

本实用新型公开了一种铰链铆接工装，包括上模和下模；所述下模包括下模座，下模座上设有用于装夹定位铰链的安装台，安装台的一侧设有安装座，安装座上设有与铰链孔同轴并用于放置铆销的导向槽，且下模座上设有铆销推料机构；铆销推料机构包括推料滑块和铆销推料器，铆销推料器的底面上设有与导向槽配合的导向块，下模座上设有与所述推料滑块配合且方向与所述导向槽平行的滑轨；上模包括与动力源相连的上模座，上模座上设有与所述安装台对应并用于在铆接铆销过程中压住工件I与工件II的铰链压料机构、与安装座对应并用于在铆销推料器将铆销一端推进铰链孔前压住铆销的铆销压料机构和用于推动所述推料滑块沿着所述滑轨向所述安装台滑动的驱动机构。