INDUCTIVE DISPLACEMENT OR ROTATIONAL ANGLE SENSOR WITH A SCREENING PLATE ARRANGED BETWEEN TWO COILS

An inductive displacement or rotational angle sensor including at least one electrical coil which is provided with turns, and an influencing element which interacts with said coil and produces a different inductance of the least one coil as a function of its position, characterized in that at least two separate coils which are arranged coaxially with respect to a coil axis and have an axial interspacing are provided, it being possible for the influencing element to enter said interspacing with a degree of overlap, which is dependent on its position, with the magnetic fields which are generated by the coils.

Electropneumatic double control valve comprising a sealing arrangement

Electropneumatic double regulating valve for an air-operated vehicle brake system, which is disposed centrally on a wheel axle, equipped with two brakes, with a common relay valve housing ( 1 ), in which is integrated for each brake an assigned regulating valve unit, which comprises for valve actuation a control piston, which can be axially adjusted and is disposed inside an assigned control chamber ( 3 a , 3 b) and which is driven with a control pressure by way of an electromagnetic pilot valve assembly, housed in an adjacent pilot valve housing, for independent axial adjustment, whereby the pilot valve housing is connected detachably to the relay valve housing ( 1 ) by way of a sealing arrangement that lies in-between, whereby the sealing arrangement is designed as one-piece and comprises two sealing ring segments ( 5 a , 5 b), which are in essence ring-shaped and are assigned to one control chamber ( 3 a , 3 b) each and which are connected together by means of several footbridges ( 6 ...

Tilting armature valve and method of producing the same

The present invention relates to a tilting armature valve included at least a coil element having at least one coil core and a coil arranged radially around the coil core. The tilting armature valve may further include an armature mounted on a face side of the armature by means of a bearing. Furthermore, the tilting armature valve may include a sealing element arranged on the side of the armature facing the coil element or facing away therefrom. Moreover, the tilting armature valve may include a valve seat having an outlet and an inlet for a fluid, wherein the outlet is closable in a fluid-tight manner by way of the sealing element.

ELECTRIC PARKING BRAKE

An electric-parking-brake for a utility-vehicle, including: a feed-line for brake-pressure air; a discharge-line for brake-pressure air for a pneumatic-brake-device; a first-valve and a second-valve, each being switchable between a stable-state and an activated-state in response to electrical control-signals; and a valve-device which is connected between the feed-line and the discharge-line and exhibits a control-input, the valve device being switchable between a stable-state and an activated-state in response to control signals at the control-input, the feed-line being connected to the discharge-line in the activated-state, in which the first-valve in the stable-state or in the activated-state connects the control-input of the valve-device to the discharge-line, to retain a current-state of the valve-device when the brake-pressure air is applied to the discharge-line, and in the activated or stable state connects the control-input to the second-valve. Also described are an electric parking ...

Device for supplying pressure to a piston actuator

A device for supplying pressure from an energy storage device to a piston gear shifting actuator by way of a valve device is provided. A pressure regulating and/or control device is used to regulate and/or control the pressure applied to the piston actuator. The pressure regulating and/or control device regulates and/or controls the pressure according to at least one following quantity: temperature, in particular a transmission operating temperature, the load state of the motor vehicle provided with the transmission, and the slope of a surface along which the motor vehicle provided with the transmission runs.

HOUSING HAVING A PRESSURE COMPENSATION DEVICE

The invention relates to a housing (105) having a pressure compensation device (100) for compensating a pressure in an interior (200) of the housing (105) in relation to surroundings (300) of the housing (105), said interior being in connection with the pressure compensation device (100). According to the invention, a main part (125) and a flexible sealing lip (120) of a lip sealing element (115) of an overpressure valve are formed in a single piece from an elastomer material and are held directly in the borehole (205) in a housing wall of the housing (105), a sealing surface (140), with which the flexible sealing lip (120) interacts, being formed by the radially inner circumferential surface of the borehole (205).

Multi-channel pressure control module having only one pressure sensor

An electromagnetic pressure control module for a pressure-medium-actuated brake system of a motor vehicle, having at least two channels, the module being controlled electrically in undisrupted operation and pneumatically in the event of a fault in the electrics, and also from a method for operating the electropneumatic pressure control module.

Method for controlling a motor vehicle service brake device and service brake valve device for said type of service brake device

A method for controlling a pneumatic or electro-pneumatic service brake device of a vehicle is provided. In the method a driver brake request occurs by actuating a service brake actuating element of a service brake valve device of the braking device. In response to actuating the service brake actuating element, at least one control piston of the service brake valve device is loaded with a first actuating force in order to generate a pneumatic brake pressure or brake control pressure in at least one pneumatic service brake circuit of the service brake device. The control piston directly or indirectly controls at least one double-seat valve of the service brake valve device. The at least one double-seat valve includes an inlet seat and an outlet seat. The at least one control piston of the service brake valve device in addition is loaded by a second actuation force additionally or instead of the first actuation force. The second actuation force, which is generated independently of a driver ...

ELECTROMAGNETIC VALVE DEVICE WITH AN ARMATURE GUIDING TUBE WHICH IS SUPPORTED AT THE HEAD SIDE AND RELIEVED OF LOADING ON THE FLOOR SIDE

An electromagnetic valve device includes an armature body; a coil housing; a static, hollow cylindrical armature guide tube; and at least one electromagnetic coil interacting with the armature body and accommodated in the coil housing; the armature body being guided in the static, hollow cylindrical armature guide tube and can abut against a head part, which closes off the armature guide tube at the head side, of the armature guide tube extending through a central passage opening of the housing and through a central opening in a yoke disk at the base side as to the coil and at least partially engaging under the yoke disk by a radially outwardly projecting annular base part, in which, for axial support of the head part, the head part is at least partially engaged over by a coil housing support part that makes contact with the head part in a contact region. 18-. (canceled)9. An electromagnetic valve device , comprising:an armature body;a coil housing;a static, hollow cylindrical armature guide tube; andat least one electromagnetic coil which interacts with the armature body and which is accommodated in the coil housing;wherein the armature body is guided in the static, hollow cylindrical armature guide tube and can abut against a head part, which closes off the armature guide tube at the head side, of the armature guide tube which extends through a central passage opening of the coil housing and through a central opening in a yoke disk at the base side in relation to the coil and which at least partially engages under the yoke disk by a radially outwardly projecting annular base part,wherein, for the axial support of the head part, the head part is at least partially engaged over by a support part of the coil housing, andwherein the support part makes contact with the head part in a contact region.10. The valve device of claim 9 , wherein the base part of the armature guide tube is spaced apart axially from the yoke disk by an empty chamber.11. The valve device of ...

PNEUMATIC CONTROL VALVE DEVICE FOR AIR-SUSPENDED VEHICLES, WITH MECHANICAL RETURN OF THE CONTROL ELEMENT

A pneumatic control valve device for systems for arbitrarily lifting and lowering the vehicle body of air-suspended vehicles, with a control device having at least one mechanical control element for the positions lift, lower, drive and stop, and with a spring device for returning the control element after it has been released, in which the spring device returns the control element after it has been released into the drive position, a position securing device is provided, the position securing device mechanically locking the control element, the position securing device, in the locked state, preventing the control element from returning under the spring force of the spring device into the drive position, but permitting this in the unlocked state, however always permitting the control element to be manually adjusted, the position securing device can be changed from the locked state into the unlocked state by an electric signal.

PRESSURE CONTROL VALVE ARRANGEMENT HAVING DIAPHRAGM VALVES FOR CONTROLLING A FLUID PRESSURE IN AN ABS BRAKE SYSTEM OF A VEHICALE, HAVING DIAPHRAGMS ARRANGED IN PARALLEL PLANES OR COPLANAR FASHION

A pressure control valve arrangement is described for controlling the fluid pressure in an ABS brake system of a vehicle in such a manner that, in the event of a tendency of individual wheels of the vehicle to lock, the brake pressure in associated brake cylinders can be adaptively adjusted, at least two diaphragm valves which have diaphragms loaded by spring elements, as well as at least one electromagnetic control valve which can be activated by an electronic control device for the pilot control of the diaphragm valves. Also described is a method for producing the pressure control valve arrangement.

Guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator

A guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator for a brake system for a vehicle, includes: a guide section configured to be couple-able to a counterpart guide section of the collar of the relay valve so as to allow guidance of the collar along the guide section; and a holding section configured to fasten the guide sleeve in a positively locking manner in a housing of the relay valve. Also described are a related guide sleeve device, and a relay valve, and a related method.

Electromagnetic Valve Which can be Operated with Different Operating Voltages and Method for its Production

An electromagnetic valve is provided with at least one coil containing at least one coil former. The coil former is provided with at least two separate wire windings, of which, in each case, two are connected in series or in parallel with one another.

ELECTRONICALLY CONTROLLED OPERATING BRAKE SYSTEM HAVING BACKUP CONTROL PRESSURE GENERATED ON A BASIS OF AN ADDITIONAL COMPRESSED AIR CONSUMER CIRCUIT

An electronically controlled pneumatic operating brake system, having a backup control pressure for a pneumatic fall back level, wherein the backup control pressure is generated from a compressed air supply which is independent from two compressed air supplies for a front axle circuit and a rear axle circuit. This assures additional pneumatic redundancy and facilitates omitting a pneumatic channel in a foot brake module.

CONTROLLER FOR A VEHICLE COMPRISING AT LEAST ONE PRESSURE SENSOR ELEMENT

An electronic control unit for a vehicle, including: a pressure-sensor-element (PSE); a housing having a pressure-guide by which the PSE has a pressure-medium applied to it under pressure; an evaluation-unit to generate a pressure-signal, dependent on the pressure detected by the pressure-sensor-element in the pressure-guide; and a circuit-carrier on which at least part of control-electronics of the control-unit is arranged; the pressure-signal of the evaluation-unit being put in the control-electronics, the pressure-guide making direct contact with the circuit-carrier and a sealing-element arranged in the contact-region between the pressure-guide and the circuit-carrier, the sealing-element sealing a region of the pressure-guide to which the pressure-medium is applied under pressure from the surroundings, the PSE being arranged directly on the circuit-carrier, such that the PSE is arranged in the region of the pressure-guide to which the pressure-medium is applied under pressure, and the evaluation-unit being electrically directly connected to the circuit-carrier. 115-. (canceled)16. An electronic control unit for a vehicle , comprising:at least one pressure sensor element;a housing having a pressure guide by which the pressure sensor element has a pressure medium applied to it under pressure;an evaluation unit to generate a pressure signal that is dependent on the pressure detected by the pressure sensor element in the pressure guide; anda circuit carrier on which at least part of control electronics of the control unit is arranged;wherein the pressure signal of the evaluation unit is introduced into the control electronics,wherein at least part of the pressure guide makes direct contact with the circuit carrier and a sealing element is arranged in the contact region between the pressure guide and the circuit carrier, the sealing element sealing a region of the pressure guide to which the pressure medium is applied under pressure from the surroundings,wherein the ...

Breaking device including an electronic control unit for pressure measurements

An electronic control unit for a vehicle, including: a pressure-sensor-element (PSE); a housing having a pressure-guide by which the PSE has a pressure-medium applied to it under pressure; an evaluation-unit to generate a pressure-signal, dependent on the pressure detected by the pressure-sensor-element in the pressure-guide; and a circuit-carrier on which at least part of control-electronics of the control-unit is arranged; the pressure-signal of the evaluation-unit being put in the control-electronics, the pressure-guide making direct contact with the circuit-carrier and a sealing-element arranged in the contact-region between the pressure-guide and the circuit-carrier, the sealing-element sealing a region of the pressure-guide to which the pressure-medium is applied under pressure from the surroundings, the PSE being arranged directly on the circuit-carrier, such that the PSE is arranged in the region of the pressure-guide to which the pressure-medium is applied under pressure, and the ...

Hydraulic or pneumatic control of an automated shift transmission

A hydraulic or pneumatic control device for an automated shift transmission including actuating devices with actuating cylinders (15, 16) having pressure spaces (19a, 19b; 20a, 20b). The pressure spaces (19a, 19b; 20a, 20b) of the actuating cylinders (15, 16) can be connected by a respective control valve (22a, 22b; 32a, 32b) to a pressure line (26), which can be selectively connected to or cut off from a main pressure line (8) by a main shut-off valve (45a). At least one additional main shut-off valve (45b) is arranged in parallel with the first main shut-off valve (45a) between the main pressure line (8) and the pressure line (26) to improve the control characteristics and increase the operational reliability.

Solenoid valve assembly for a braking system for a vehicle, braking system for a vehicle, and method for mounting a solenoid valve assembly for a braking system for a vehicle

A solenoid valve apparatus for a brake system for a vehicle, including: a main valve unit; a pilot-control valve unit that is fluidically connected to the main valve unit; and a housing to accommodate at least the main valve unit and the pilot-control valve unit; in which the pilot-control valve unit includes a double solenoid unit and at least one valve device, in which the double solenoid unit is formed such that it can be populated with at least one valve device, and in which the double solenoid unit has at least two accommodating portions for accommodating valve devices and at least two solenoid devices for actuating valve devices. Also described are a related braking system and a related method for mounting a solenoid valve assembly for a braking system for a vehicle.

Inductive displacement or rotational angle sensor with a screening plate arranged between two coils

An inductive displacement or rotational angle sensor including at least one electrical coil which is provided with turns, and an influencing element which interacts with said coil and produces a different inductance of the least one coil as a function of its position, characterized in that at least two separate coils which are arranged coaxially with respect to a coil axis and have an axial interspacing are provided, it being possible for the influencing element to enter said interspacing with a degree of overlap, which is dependent on its position, with the magnetic fields which are generated by the coils.

Conductor track carrier and method for the production of a conductor track carrier

A conductor track carrier, particularly a leadframe that is preferably insert-molded with plastic or a rigid/flexible circuit carrier, includes one or more conductor tracks, which are received and held at least partially by a conductor track carrier component designed in one piece. The conductor track carrier component is designed such that it receives and holds furthermore at least one component of one or more sensors. A method of producing such a conductor track carrier is also provided.

Pilot control valve having a pressure compensation

The invention relates to a piloted valve, in particular an electropneumatic control valve for a pneumatic brake system of a vehicle. Said valve comprises a divided valve housing, in which at least one control piston that can be axially displaced for actuating a valve seat arrangement, which switches the compressed air flow between external connections, is located. The control piston can be impinged by at least one electromagnetic pilot valve to cause the axial displacement, said valve being lodged in a pilot valve housing part that is connected to the relay valve housing part, whereby a pressure compensation channel with multiple bends is configured in the vicinity of the wall of the control chamber in the valve housing for bleeding a pressureless hollow chamber in the interior of the valve. The outlet opening of said channel that leads to the exterior is located at a distance behind a cover hood on the valve housing and is protected against water splashes. The section of said channel that lies in close proximity to the hollow chamber is provided with an interchangeable pressure compensation element.

PLATE ARMATURE DAMPING DEVICE FOR A TILTING ARMATURE VALVE, PLATE ARMATURE, AND TILTING ARMATURE VALVE WITH A PLATE ARMATURE DAMPING DEVICE

A plate armature damping device for a tilting armature valve includes at least one damping body which can be fixed to a plate armature, with at least one damping material which, on an impact movement of the plate armature in the direction of a counter-element, is elastically deformable on impact on the counter-element. The at least one damping body has a geometric contour including at least one bulge on a surface of the at least one damping body facing the counter-element, which is configured such that, on the impact movement of the plate armature, the volume of the at least one damping body contributing to the damping increases.

Air-suspension system for vehicles, having a throttle

An air-suspension system for vehicles, in particular for commercial vehicles, including at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the front axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the rear axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; as well as at least one central aeration valve for supplying the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle with compressed air from a compressed-air supply; and at least one central venting valve for exhausting compressed air from the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle, to an air vent. The system provides that the compressed-air communication between, on one side, the compressed-air ...

Monitoring device for monitoring systems of a vehicle

A monitoring device for monitoring systems of a vehicle, at least some systems of which having self-monitoring routines for self-monitoring and/or some systems of which having external monitoring routines for performing external monitoring of other systems which are not provided for the functions of their own systems or for self-monitoring.

MODULARLY DESIGNED PRESSURE CONTROL DEVICE OF A FLUID PRESSURE BRAKE SYSTEM OF A VEHICLE

A pressure control device of a vehicle, including a pressure controller of a fluid pressure brake system for brake slip-dependent control, including a relay valve having a supply port supplied by a supply pressure, a venting port connected to a pressure sink, a control port and at least two working ports, in which a working port is assigned to at least one brake cylinder and the other working port is assigned to at least one brake cylinder of another wheel, in which each working port of the relay valve is connected to a 2/2-way valve controlled by a control unit and assigned to a respective vehicle side and establishes a connection between the relevant working port and the assigned brake cylinder or blocks the connection, depending on control unit actuation, and in which the control port of the relay valve is connectable to a brake control pressure formed in accordance with the braking input, to a supply pressure of a pressure reservoir or to a pressure sink by a valve system formed by one 3/2-way or two 2/2-way solenoid valves and controlled by the control unit. 115-. (canceled)16. A pressure control device of a vehicle , comprising:a pressure control arrangement of a fluid pressure brake system of the vehicle for providing at least brake slip-dependent control of brake pressures in brake cylinders of each individual wheel of an axle;wherein the pressure control arrangement includes a single relay valve having a supply port that is supplied by a supply pressure, a venting port connected to a pressure sink, a control port and at least two working ports, and wherein one of the working ports is assigned to at least one brake cylinder of a wheel on one vehicle side of the axle and the other of the working ports of the relay valve is assigned to at least one brake cylinder of a wheel on the other vehicle side of the axle,wherein each of the working ports of the relay valve is connected to a 2/2-way valve, which is controlled directly or indirectly by a control unit and ...

HOUSING FOR AN ELECTROPNEUMATIC MODULATOR FOR AN ELECTROPNEUMATIC BRAKE SYSTEM FOR A VEHICLE, ELECTROPNEUMATIC MODULATOR HAVING A HOUSING, AND METHOD FOR PRODUCING AN ELECTROPNEUMATIC MODULATOR

A housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, includes: an electric chamber configured to receive at least one electrical and/or electronic component of the electropneumatic modulator from a first side of the housing; and a receptacle chamber which is arranged opposite the electric chamber and is configured so as to receive a relay piston and a guide device for guiding the relay piston from a second side, opposite the first side, of the housing, in which the housing is formed in one piece. Also described are a related electropneumatic modulator and a method for making the electropneumatic modulator.

Electropneumatic control valve with a back-up valve

Electropneumatic control valve for a pneumatic brake system of a vehicle, having a divided valve housing ( 1 ) which consists of a lower relay valve housing ( 2 ) and an upper pilot valve housing ( 3 ), which enclose a control chamber ( 5 ), in which an axially adjustable control piston ( 6 ) is guided which can be acted upon by way of a pilot valve arrangement ( 7 ) accommodated in the pilot valve housing ( 3 ) in order to switch the compressed-air flow between at least one brake line connection ( 12 ) arranged on the relay valve housing ( 2 ), a supply pressure connection ( 18 ) as well as a bleeder connection ( 14 ) by way of an interior valve seat arrangement ( 11 ), in which case the control connection ( 23 ) of a back-up valve ( 17 ) of the pilot valve arrangement ( 7 ) is arranged on the relay valve housing ( 2 ), and by way of a valve-internal pressure medium duct ( 24 ), is connected with the back-up magnetic valve ( 17 ) accommodated in the pilot valve housing ( 3 ), in order to create a pilot valve housing ( 3 ) which can be produced without machining.

Electrical equipment of a vehicle having redundant ABS and driving dynamics control

A vehicle-electrical-apparatus, including: a service-brake-valve-device (SBVD) having an electropneumatic service-brake-device (ESBVD), which is an electronically-brake-pressure-regulated-brake-system (EBPRBS), having an ESBVD, a first-electronic-brake-control-device (EBCD), electropneumatic-modulators (EM) and pneumatic-wheel-brake actuators (PWBA); a sensor-device; the first-EBCD controls the EMs generating pneumatic brake-control-pressures (PBCP) for the PWBAs, and the ESBVD has a service-brake-actuation-member (SBAM) and an electrical-channel containing an electrical-brake-value-transmitter, actuate-able by the SBAM, and a second-EBCD couples brake-request signals into the first-EBCD depending on the AS, and, within a pneumatic-service-brake-circuit, a pneumatic-channel in which a control-piston of the SBVD is loaded with a first-actuation-force (AF) by actuating the service-brake-actuation-member based on a driver brake-request, and the control-piston controls a double-seat valve of ...

Pneumatic control valve device for air-suspended vehicles, with mechanical return of the control element

A pneumatic control valve device for systems for arbitrarily lifting and lowering the vehicle body of air-suspended vehicles, with a control device having at least one mechanical control element for the positions lift, lower, drive and stop, and with a spring device for returning the control element after it has been released, in which the spring device returns the control element after it has been released into the drive position, a position securing device is provided, the position securing device mechanically locking the control element, the position securing device, in the locked state, preventing the control element from returning under the spring force of the spring device into the drive position, but permitting this in the unlocked state, however always permitting the control element to be manually adjusted, the position securing device can be changed from the locked state into the unlocked state by an electric signal.

Modularly designed pressure control device of a fluid pressure brake system of a vehicle

A pressure control device of a vehicle, including a pressure controller of a fluid pressure brake system for brake slip-dependent control, including a relay valve having a supply port supplied by a supply pressure, a venting port connected to a pressure sink, a control port and at least two working ports, in which a working port is assigned to at least one brake cylinder and the other working port is assigned to at least one brake cylinder of another wheel, in which each working port of the relay valve is connected to a 2/2-way valve controlled by a control unit and assigned to a respective vehicle side and establishes a connection between the relevant working port and the assigned brake cylinder or blocks the connection, depending on control unit actuation, and in which the control port of the relay valve is connectable to a brake control pressure formed in accordance with the braking input, to a supply pressure of a pressure reservoir or to a pressure sink by a valve system formed by ...

ABS pressure control valve assembly

An ABS pressure control valve assembly for controlling the fluid pressure in a pressure-medium-operated brake system of a vehicle having brake slip control, by which the brake pressure in pressure-medium-operated brake actuators is adaptively adjusted for a locking tendency of individual wheels of the vehicle. Two membranes of two membrane valves are clamped between two housing parts and an intermediate plate. Also described are a pressure-medium-operated brake system of a vehicle with brake-slip control, including at least one such ABS pressure control valve assembly, and to a method for producing such an ABS pressure control valve assembly.

MONITORING DEVICE FOR MONITORING SYSTEMS OF A VEHICLE

A monitoring device for monitoring systems of a vehicle, at least some systems of which having self-monitoring routines for self-monitoring and/or some systems of which having external monitoring routines for performing external monitoring of other systems which are not provided for the functions of their own systems or for self-monitoring.

Electromagnetic valve device with an armature guiding tube which is supported at the head side and relieved of loading on the floor side

An electromagnetic valve device includes an armature body; a coil housing; a static, hollow cylindrical armature guide tube; and at least one electromagnetic coil interacting with the armature body and accommodated in the coil housing; the armature body being guided in the static, hollow cylindrical armature guide tube and can abut against a head part, which closes off the armature guide tube at the head side, of the armature guide tube extending through a central passage opening of the housing and through a central opening in a yoke disk at the base side as to the coil and at least partially engaging under the yoke disk by a radially outwardly projecting annular base part, in which, for axial support of the head part, the head part is at least partially engaged over by a coil housing support part that makes contact with the head part in a contact region.

BRAKE SYSTEM FOR A UTILITY VEHICLE, UTILITY VEHICLE, AND METHOD FOR OPERATING THE BRAKE SYSTEM

A brake system for a utility vehicle includes: an electronic brake controller unit, a pneumatic parking brake circuit with at least one spring energy cylinder, a parking brake valve to control a parking brake pressure in the parking brake circuit, and at least one 3/3-way valve arranged in a pneumatic line of the parking brake circuit between the parking brake valve and at least one of the spring energy cylinders. The 3/3-way valve is actuable by the electronic brake control unit, and is configured to ventilate the pneumatic line between the 3/3-way valve and at least one of the spring energy cylinders to a predefined pressure, so as to cause the at least one of the spring energy cylinders to allow a brake, which is assigned to the spring energy cylinder, to pass into engagement.

SYSTEM ARCHITECTURE OF AN ELECTRONIC BRAKING SYSTEM

A braking system for a vehicle, including: at least one pressure regulating module to set a setpoint brake pressure for at least one brake cylinder of a vehicle wheel; at least one wheel speed sensor to detect the wheel slip of the one vehicle wheel; at least one pressure control valve, assigned to the brake cylinder of a wheel, to control the brake pressure applied at the brake cylinder depending on the wheel slip; and a central processing unit to control the at least one pressure regulating module and the at least one pressure control valve at least starting from a brake signal and the detected data of the at least one wheel speed sensor, which has a direct connection to the central processing unit to transmit data detected by the wheel speed sensor.

Electropneumatic control valve with a back-up valve

Electropneumatic control valve for a pneumatic brake system of a vehicle, having a divided valve housing consisting of a lower relay valve housing and an upper pilot valve housing which enclose a control chamber in which an axially adjustable control piston is guided. The piston can be acted upon by way of a pilot valve arrangement accommodated in the pilot valve housing in order to switch the compressed-air flow between at least one brake line connection arranged on the relay valve housing, a supply pressure connection and as a bleeder connection by way of an interior valve seat arrangement. A control connection of a back-up valve of the pilot valve arrangement is also arranged on the relay valve housing, and by way of a valve-internal pressure medium duct is connected with the back-up magnetic valve accommodated in the pilot valve housing. Internal pressure medium ducts are arranged and sealed in a manner that allows the pilot valve housing to be produced without machining.

Pilot valve comprising a valve seat arrangement

Pre-controlled valve, in particular an electropneumatic regulating valve for an air brake system of a motor vehicle, comprising a valve housing ( 1 ), which contains an axially adjustable control piston ( 5 ) and which can be actuated by means of at least one electromagnetic pilot valve ( 6 ) for axial adjustment, and which is provided to actuate a valve seat assembly ( 9 ), which switches the compressed air flow between at least one external brake line connection ( 15 ), a feed pressure connection, as well as a venting port ( 17 ), and which comprises in essence a pot-like sealing cup ( 12 ) with a coaxial passage ( 23 ), the circular ring-shaped sealing area ( 13 ) of which corresponds with a coaxial valve seat assembly, constructed out of an external valve seat ( 11 ) and an internal valve seat ( 10 ), whereby the sealing cup ( 12 ) exhibits an internal reinforcing insert ( 24 ), which is formed essentially in the shape of a U according to the cross section of the edge and which is provided with a molded-on shoulder ( 25 ), which is oriented radially towards the inside and reinforces the inside radial area of the sealing area ( 13 ), whereby the two legs ( 26, 27 ) of the reinforcing insert ( 24 ) project reinforcingly into the respectively assigned sealing lip segments ( 26, 27 ) of the sealing cup ( 12 ).

Electropneumatic control valve comprising a guide arrangement for a control piston

Electropneumatic control valve for a pneumatic brake system of a vehicle having a relay valve housing (1) in which an axially adjustable control piston (5) is arranged for actuating a valve seat arrangement (8) which switches the compressed-air flow between at least one exterior brake line connection (11), a supply pressure connection as well as a bleeder connection (13), the control piston (5) being axially guided by means of a coaxial guiding arrangement and being capable of being acted upon by way of at least one electromagnetic pilot valve (6) for the axial adjustment, which pilot valve (6) is accommodated in a pilot valve housing (2) connected with the relay valve housing (1), in which case the guiding arrangement of the control piston (5) according to the invention comprises a separate guiding sleeve (17) which is stationarily fastened to the pilot valve housing (2) and which is provided with an upper guiding section (19) which, for the axial guidance, corresponds with a passage bore ...

HOUSING DEVICE AND PLUNGER FOR A BRAKE DEVICE FOR A VEHICLE, BRAKE DEVICE AND METHOD FOR OPERATING A BRAKE DEVICE

A housing device for a brake device for a vehicle, including: a piston chamber for accommodating a plunger, which is movable linearly in the piston chamber by an actuation by a driver; and a sensor chamber, which is separated from the piston chamber, and which includes a sensor unit, which is configured to detect a position and/or a movement of the plunger in the piston chamber, to effect a braking operation of the vehicle. Also described are a related plunger, a brake device, a method, an apparatus, and a computer readable medium.

ELECTROMAGNETIC STROKE MEASURING SYSTEM, MAGNET HOLDER AND USE OF AN ELECTROMAGNETIC STROKE MEASURING SYSTEM

An electromagnetic stroke measuring system, including: a plunger with a longitudinal axis pointing in the stroke direction, in which the plunger is arranged in a housing in the direction of the longitudinal axis and is movable in the direction of the longitudinal axis in the housing, a magnet holder with a magnet arranged in a magnet portion of the magnet holder, in which the magnet holder is arranged on a radial periphery of the plunger with respect to the longitudinal axis to be moved together with the plunger in the radial direction, and a sensor element which is arranged on a side of the housing facing away from the plunger with respect to the longitudinal axis, in which the housing forms a guide in which the magnet portion is guided in the direction of the longitudinal axis at least in portions. Also described is a related vehicle.

Device for supplying pressure to a piston actuator

A device for supplying pressure from an energy storage device to a piston gear shifting actuator by way of a valve device is provided. A pressure regulating and/or control device is used to regulate and/or control the pressure applied to the piston actuator. The pressure regulating and/or control device regulates and/or controls the pressure according to at least one following quantity: temperature, in particular a transmission operating temperature, the load state of the motor vehicle provided with the transmission, and the slope of a surface along which the motor vehicle provided with the transmission runs.

Brake installation with electropneumatic modulator

An electropneumatic brake system for motor vehicles includes a multiple-circuit service brake and a foot activated braking power transmitter that provides the desired brake pressure values pneumatically and electrically. The braking power transmitter is connected at least to one braking circuit which has pneumatic brakes on at least two vehicle axles, including at least one electric, sensor-influenced control device and including electromagnetic valves that are combined in modulators for adjusting or controlling the compressed air that is supplied to the brake cylinders. During normal drive operation, the modulators allocate the compressed air electrically to the brakes while, during emergency operation, the modulators allocate the compressed air pneumatically to the brakes. The brake system has at least two separate pneumatic braking circuits, which can make due with relatively few modules and short compressed-air paths.

Pilot valve comprising a valve seat arrangement

An electropneumatic regulating valve for an air brake system of a motor vehicle, with a valve seat assembly which switches compressed air flow between at least one external brake line connection, a feed pressure connection, and a venting port, the valve seat assembly including a coaxial valve seat assembly with external and internal valve seats and a pot-like sealing cup with a coaxial passage. A ring-shaped, surface of the sealing cup seals between the exterior and interior valve seats. The opposing face of the ring-shaped surface has two coaxial sealing lip segments projecting away from the ring-shaped surface and forming an annular space therebetween. The sealing cup includes a reinforcing insert with a U-shaped cross-section located in the annular space which reinforces the ring-shaped surface and the sealing lip segments. The insert also has a molded-on shoulder which reinforces the inside radial area of the sealing area.

Pressure control valve arrangement having diaphragm valves for controlling a fluid pressure in an ABS brake system of a vehicle, having diaphragms arranged in parallel planes or in coplanar fashion

A pressure control valve arrangement is described for controlling the fluid pressure in an ABS brake system of a vehicle in such a manner that, in the event of a tendency of individual wheels of the vehicle to lock, the brake pressure in associated brake cylinders can be adaptively adjusted, at least two diaphragm valves which have diaphragms loaded by spring elements, as well as at least one electromagnetic control valve which can be activated by an electronic control device for the pilot control of the diaphragm valves. Also described is a method for producing the pressure control valve arrangement.

Air-suspension system for vehicles, having a throttle

An air-suspension system for vehicles, in particular for commercial vehicles, including at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the front axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the rear axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; as well as at least one central aeration valve for supplying the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle with compressed air from a compressed-air supply; and at least one central venting valve for exhausting compressed air from the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle, to an air vent. The system provides that the compressed-air communication between, on one side, the compressed-air supply, the central aeration valve, and the at least one air-bellows valve assigned to the front axle and, on the other side, the air vent, the central venting valve, and the at least one air-bellows valve assigned to the rear axle take place via at least one throttle.

MULTI-CHANNEL PRESSURE CONTROL MODULE HAVING ONLY ONE PRESSURE SENSOR

An electromagnetic pressure control module for a pressure-medium-actuated brake system of a motor vehicle, having at least two channels, the module being controlled electrically in undisrupted operation and pneumatically in the event of a fault in the electrics, and also from a method for operating the electropneumatic pressure control module.

Housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, electropneumatic modulator having a housing, and method for producing an electropneumatic modulator

A housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, includes: an electric chamber configured to receive at least one electrical and/or electronic component of the electropneumatic modulator from a first side of the housing; and a receptacle chamber which is arranged opposite the electric chamber and is configured so as to receive a relay piston and a guide device for guiding the relay piston from a second side, opposite the first side, of the housing, in which the housing is formed in one piece. Also described are a related electropneumatic modulator and a method for making the electropneumatic modulator.

Contact device

A contact device is provided, the device having at least a first contact region for electrical connection to an electric line and at least a second contact region for electrical connection to a flexible printed circuit board other contact medium which may damaged by repeated soldering. The first contact region and the second contact region are electrically connected. Between the first contact region and the second contact region, a third region is provided which has a lower thermal conductivity per unit length than the first contact region and/or the second contact region.

HYDRAULIC OR PNEUMATIC CONTROL OF AN AUTOMATED SHIFT TRANSMISSION

The invention concerns a hydraulic or pneumatic control device for an automated shift transmission, comprising actuating devices with actuating cylinders (15, 16) having pressure spaces (19a, 19b; 20a, 20b), such that the pressure spaces (19a, 19b; 20a, 20b) of the actuating cylinders (15, 16) can be connected by a respective control valve (22a, 22b; 32a, 32b) to a pressure line (26) and the said pressure line (26) can be selectively connected to a main pressure line (8) or cut off therefrom by means of a main shut-off valve (45a). To improve the control characteristics and increase the operational reliability, at least one further main shut-off valve (45b) is arranged in parallel with the first main shut-off valve (45a) between the main pressure line (8) and the pressure line (26).

DEVICE FOR THE CONTROLLED OPERATION OF A SWITCHING ELEMENT, IN PARTICULAR OF A VALVE AND ACTUATOR FOR USE IN AUTOMOTIVE ENGINEERING

An actuator having a linearly movable push rod for use in automotive engineering, which may be for operating a switching element of a valve, in particular a container control valve of a commercial vehicle, having a housing having an expandable material working element and an electrical heater for heating the expandable material working element. Furthermore, a device is provided for the controlled operation of a switching element of a valve, in particular a container control valve of a commercial vehicle, which includes an actuator of the aforementioned kind.

System and method for braking a vehicle

A valve includes at least one of an electrical port adapted to receive an electronic control signal and a pneumatic control port adapted to receive a pneumatic control signal. The valve also includes a pneumatic delivery port. The pneumatic delivery port is adapted to transmit a pneumatic fluid, based on the at least one of the received electronic control signal and the received pneumatic control signal, from a second independent source to control i) a second associated service brake and ii) delivery of the pneumatic fluid from a first independent source to control a first associated service brake.

Electromagnetic valve which can be operated with different operating voltages and method for its production

An electromagnetic valve is provided with at least one coil containing at least one coil former. The coil former is provided with at least two separate wire windings, of which, in each case, two are connected in series or in parallel with one another.

Control apparatus for controlling a brake system for a vehicle, brake system for a vehicle, method for operating a control apparatus and method for applying brake pressure to at least one brake device of a brake system for a vehicle

A control apparatus for controlling a brake system for a vehicle, including: an actuable control valve for loading at least one brake device of the brake system with a brake pressure; a pressure container connector for connecting the control apparatus to a pressure container to provide a supply pressure; and a pressure limiting valve which is arranged or can be arranged between the control valve and the pressure container connector to limit the supply pressure to the brake pressure. Also described are a related brake system, a method for operating, a method for loading, a control unit, and a computer readable medium.

Pressure-regulated friction clutch

A pressure-regulated friction clutch is provided including a cylinder-piston unit, operated by a pressure medium, which permits a frictional connection of an output shaft with a driven plate fixed thereto and an input shaft with a driving plate fixed thereto, for the transmission of a torque from the input shaft with a permanently pressurized cylinder-piston unit.

ABS PRESSURE CONTROL VALVE ASSEMBLY

An ABS pressure control valve assembly for controlling the fluid pressure in a pressure-medium-operated brake system of a vehicle having brake slip control, by which the brake pressure in pressure-medium-operated brake actuators is adaptively adjusted for a locking tendency of individual wheels of the vehicle. Two membranes of two membrane valves are clamped between two housing parts and an intermediate plate. Also described are a pressure-medium-operated brake system of a vehicle with brake-slip control, including at least one such ABS pressure control valve assembly, and to a method for producing such an ABS pressure control valve assembly.

GUIDE SLEEVE FOR GUIDING A COLLAR OF A RELAY VALVE FOR AN ELECTROPNEUMATIC MODULATOR

A guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator for a brake system for a vehicle, includes: a guide section configured to be couple-able to a counterpart guide section of the collar of the relay valve so as to allow guidance of the collar along the guide section; and a holding section configured to fasten the guide sleeve in a positively locking manner in a housing of the relay valve. Also described are a related guide sleeve device, and a relay valve, and a related method. 113-. (canceled)14. A guide sleeve for guiding a collar of a relay valve for an electropneumatic modulator for a brake system for a vehicle , comprising:a guide section configured to be couple-able to a counterpart guide section of the collar of the relay valve so as to allow guidance of the collar along the guide section; anda holding section configured to fasten the guide sleeve in a positively locking manner in a housing of the relay valve.15. The guide sleeve of claim 14 , wherein the holding section forms at least one detent hook and/or one bayonet.16. The guide sleeve of claim 14 , wherein the guide section and the holding section extend to two opposite sides of the guide sleeve.17. The guide sleeve of claim 14 , further comprising:a central section which is formed between the guide section and the holding section and which is of substantially circular-ring-shaped or hollow frustoconical form.18. The guide sleeve of claim 14 , wherein the holding section extends away from an edge section of a bottom side of the central section claim 14 , and/or wherein the guide section extends away from a substantially central region of a top side claim 14 , arranged opposite the bottom side claim 14 , of the central section.19. The guide sleeve of claim 17 , further comprising:at least one axial rib which extends away from a bottom side, facing toward the holding section, of the central section and/or which has an extent axis which is arranged so as to run parallel ...

Device for the controlled operation of a switching element, in particular of a valve and actuator for use in automotive engineering

An actuator having a linearly movable push rod for use in automotive engineering, which may be for operating a switching element of a valve, in particular a container control valve of a commercial vehicle, having a housing having an expandable material working element and an electrical heater for heating the expandable material working element. Furthermore, a device is provided for the controlled operation of a switching element of a valve, in particular a container control valve of a commercial vehicle, which includes an actuator of the aforementioned kind.

METHOD AND DEVICE FOR OPERATING A BRAKE SYSTEM FOR A VEHICLE AND BRAKE SYSTEM

A method for operating a vehicle brake system, including: classifying a fault signal, indicating a fault of an electronic actuating device of the brake system, the actuating device outputting a brake pressure for a brake of the vehicle in a normal operating mode and a pneumatic actuating device for outputting the brake pressure in a backup operating mode, as a fault signal of a first fault category if the fault is a fault in which a switchover from the electronic actuating device afflicted with the fault to the pneumatic actuating device leads to an improvement in the outputting of the brake pressure; and switching from the electronic actuating device to the pneumatic actuating device, to output the brake pressure using the pneumatic actuating device, if the fault signal is a fault signal of the first fault category. A related computer readable medium, apparatus and brake system are also described.

Method and device for operating a brake system for a vehicle and brake system

A method for operating a vehicle brake system, including: classifying a fault signal, indicating a fault of an electronic actuating device of the brake system, the actuating device outputting a brake pressure for a brake of the vehicle in a normal operating mode and a pneumatic actuating device for outputting the brake pressure in a backup operating mode, as a fault signal of a first fault category if the fault is a fault in which a switchover from the electronic actuating device afflicted with the fault to the pneumatic actuating device leads to an improvement in the outputting of the brake pressure; and switching from the electronic actuating device to the pneumatic actuating device, to output the brake pressure using the pneumatic actuating device, if the fault signal is a fault signal of the first fault category. A related computer readable medium, apparatus and brake system are also described.

Electropneumatic double control valve comprising a sealing arrangement

Electropneumatic double regulating valve for an air-operated vehicle brake system, which is disposed centrally on a wheel axle, equipped with two brakes, with a common relay valve housing ( 1 ), in which is integrated for each brake an assigned regulating valve unit, which comprises for valve actuation a control piston, which can be axially adjusted and is disposed inside an assigned control chamber ( 3 a, 3 b ) and which is driven with a control pressure by way of an electromagnetic pilot valve assembly, housed in an adjacent pilot valve housing, for independent axial adjustment, whereby the pilot valve housing is connected detachably to the relay valve housing ( 1 ) by way of a sealing arrangement that lies in-between, whereby the sealing arrangement is designed as one-piece and comprises two sealing ring segments ( 5 a, 5 b ), which are in essence ring-shaped and are assigned to one control chamber ( 3 a, 3 b ) each and which are connected together by means of several footbridges ( 6 a to 6 c ), which are molded on in-between and which are separated from each other in such a manner between the two sealing ring segments ( 5 a, 5 b ) that an elastic deformation of the footbridges ( 6 a to 6 c ) results in a defined compensation of the tolerance of the relative position of both sealing ring segments ( 5 a, 5 b ) in the connecting plane between the pilot valve housing and the relay valve housing ( 1 ).

SOLENOID VALVE ASSEMBLY FOR A BRAKING SYSTEM FOR A VEHICLE, BRAKING SYSTEM FOR A VEHICLE, AND METHOD FOR MOUNTING A SOLENOID VALVE ASSEMBLY FOR A BRAKING SYSTEM FOR A VEHICLE

A solenoid valve apparatus for a brake system for a vehicle, including: a main valve unit; a pilot-control valve unit that is fluidically connected to the main valve unit; and a housing to accommodate at least the main valve unit and the pilot-control valve unit; in which the pilot-control valve unit includes a double solenoid unit and at least one valve device, in which the double solenoid unit is formed such that it can be populated with at least one valve device, and in which the double solenoid unit has at least two accommodating portions for accommodating valve devices and at least two solenoid devices for actuating valve devices. Also described are a related braking system and a related method for mounting a solenoid valve assembly for a braking system for a vehicle. 114-. (canceled)15. A solenoid valve apparatus for a brake system for a vehicle , comprising:a main valve unit;a pilot-control valve unit that is fluidically connected to the main valve unit; anda housing to accommodate at least the main valve unit and the pilot-control valve unit;wherein the pilot-control valve unit includes a double solenoid unit and at least one valve device, wherein the double solenoid unit is formed such that it can be populated with at least one valve device, and wherein the double solenoid unit has at least two accommodating portions for accommodating valve devices and at least two solenoid devices for actuating valve devices.16. The solenoid valve apparatus of claim 15 , wherein the accommodating portions and the solenoid devices of the double solenoid unit are enclosed by a common body of the double solenoid unit.17. The solenoid valve apparatus of claim 15 , wherein the double solenoid unit is arrangeable or arranged in a clamped manner in the housing.18. The solenoid valve apparatus of claim 15 , wherein the housing has at least one closing device by which the housing is openable and closable to make at least the pilot-control valve unit accessible.19. The solenoid ...

Pilot control valve having a pressure compensation

The invention relates to a piloted valve, in particular an electropneumatic control valve for a pneumatic brake system of a vehicle. Said valve comprises a divided valve housing, in which at least one control piston that can be axially displaced for actuating a valve seat arrangement, which switches the compressed air flow between external connections, is located. The control piston can be impinged by at least one electromagnetic pilot valve to cause the axial displacement, said valve being lodged in a pilot valve housing part that is connected to the relay valve housing part, whereby a pressure compensation channel with multiple bends is configured in the vicinity of the wall of the control chamber in the valve housing for bleeding a pressureless hollow chamber in the interior of the valve. The outlet opening of said channel that leads to the exterior is located at a distance behind a cover hood on the valve housing and is protected against water splashes. The section of said channel that ...

Valve Having a Long Average Operating Life

A valve has a vale body that is movable in a valve housing opposite a valve seat. A space is formed between the valve body and the valve housing. The space is partitioned or limited by way of at least one seal. The at least one seal has a carrier element made from metal.

Plate armature damping device for a tilting armature valve, plate armature, and tilting armature valve with a plate armature damping device

A plate armature damping device for a tilting armature valve includes at least one damping body which can be fixed to a plate armature, with at least one damping material which, on an impact movement of the plate armature in the direction of a counter-element, is elastically deformable on impact on the counter-element. The at least one damping body has a geometric contour including at least one bulge on a surface of the at least one damping body facing the counter-element, which is configured such that, on the impact movement of the plate armature, the volume of the at least one damping body contributing to the damping increases.

ELECTRICAL EQUIPMENT OF A VEHICLE HAVING REDUNDANT ABS AND DRIVING DYNAMICS CONTROL

A vehicle-electrical-apparatus, including: a) a service-brake-device having an electropneumatic service-brake-device, which is an electronically-brake-pressure-regulated-brake-system, having an electropneumatic-service-brake-valve-device (ESBVD), a first-electronic-brake-control-device (EBCD), electropneumatic-modulators and pneumatic-wheel-brake actuators; b) a sensor-device to deliver sensor-signals, including: at least one wheel-rotational-speed-sensor, a longitudinal-acceleration-sensor, a transverse-acceleration-sensor, a yaw-rate-sensor, and/or a steering-wheel-angle-sensor, wherein: c) the first-EBCD electrically controls the electropneumatic-modulators, which generate pneumatic-brake-pressures or brake-control-pressures for the pneumatic-wheel-brake-actuators, and d) the ESBVD has a service-brake-actuation-member and, within at least one electrical-service-brake-circuit, at least one electrical-channel containing at least one electrical-brake-value-transmitter, actuate-able by the service-brake-actuation-member, for coupling out actuation-signals depending on actuation of the service-brake-actuation-member, and at least one second-EBCD, receiving the actuation-signals and independent of the first-EBCD, which second-ECBD couples brake-request signals into the first-EBCD depending on the actuation-signals, and, within at least one pneumatic-service-brake-circuit, at least one pneumatic-channel in which at least one control-piston of the service-brake-valve-device is loaded with a first-actuation-force by actuating the service-brake-actuation-member based on a driver-brake-request, and the control-piston directly/indirectly controls at least one double-seat valve, containing an inlet-seat/outlet-seat, of the service-brake-valve-device to generate pneumatic-brake-pressures or brake-control-pressures for the pneumatic-wheel-brake-actuators; e) a means to generate a second-actuation-force that acts on the at least one control-piston in the same/opposite direction ...

CONTROL APPARATUS FOR CONTROLLING A BRAKE SYSTEM FOR A VEHICLE, BRAKE SYSTEM FOR VEHICLE, METHOD FOR OPERATING A CONTROL APPARATUS AND METHOD FOR APPLYING BRAKE PRESSURE TO AT LEAST ONE BRAKE DEVICE OF A BRAKE SYSTEM FOR A VEHICLE

A control apparatus for controlling a brake system for a vehicle, including: an actuable control valve for loading at least one brake device of the brake system with a brake pressure; a pressure container connector for connecting the control apparatus to a pressure container to provide a supply pressure; and a pressure limiting valve which is arranged or can be arranged between the control valve and the pressure container connector to limit the supply pressure to the brake pressure. Also described are a related brake system, a method for operating, a method for loading, a control unit, and a computer readable medium.

Electropneumatic control valve comprising a guide arrangement for a control piston

Electropneumatic control valve for a pneumatic brake system of a vehicle having a relay valve housing in which an axially adjustable control piston is arranged for actuating a valve seat arrangement which switches the compressed-air flow between at least one exterior brake line connection, a supply pressure connection and a bleeder connection. The control piston is axially guided by means of a coaxial guiding arrangement. The guiding arrangement comprises a separate guiding sleeve which is stationarily fastened to the pilot valve housing and which is provided with an upper guiding section which, for the axial guidance, corresponds with a passage bore in the control piston, and which, in addition, has a lower tube section of a smaller outside diameter adjoining the upper guiding section in order to guide the outgoing air flowing through an integrated axial bleeder duct directly to the bleeder connection.

System and method for braking a vehicle

A valve includes at least one of an electrical port adapted to receive an electronic control signal and a pneumatic control port adapted to receive a pneumatic control signal. The valve also includes a pneumatic delivery port. The pneumatic delivery port is adapted to transmit a pneumatic fluid, based on the at least one of the received electronic control signal and the received pneumatic control signal, from a second independent source to control i) a second associated service brake and ii) delivery of the pneumatic fluid from a first independent source to control a first associated service brake.

Method for Controlling a Motor Vehicle Service Brake Device and Service Brake Valve Device for Said Type of Service Brake Device

A method for controlling a pneumatic or electro-pneumatic service brake device of a vehicle is provided. In the method a driver brake request occurs by actuating a service brake actuating element of a service brake valve device of the braking device. In response to actuating the service brake actuating element, at least one control piston of the service brake valve device is loaded with a first actuating force in order to generate a pneumatic brake pressure or brake control pressure in at least one pneumatic service brake circuit of the service brake device. The control piston directly or indirectly controls at least one double-seat valve of the service brake valve device. The at least one double-seat valve includes an inlet seat and an outlet seat. The at least one control piston of the service brake valve device in addition is loaded by a second actuation force additionally or instead of the first actuation force. The second actuation force, which is generated independently of a driver braking request, is applied to the at least one control piston in parallel to the first actuation force, either in the same direction or in the counter direction. 1. A method for controlling a pneumatic or electropneumatic service brake device of a vehicle including a service brake valve device having a service brake actuation element , the service brake valve device including at least one control piston arranged to directly or indirectly control at least one double-seat valve having an inlet seat and an outlet seat and being arranged to control a pneumatic brake pressure or brake control pressure in at least one pneumatic service brake circuit of the service brake device , the method comprising the acts of:subjecting the at least one control piston to a first actuation force generated by the service brake actuating element in response to a driver braking demand, wherein a range of the driver braking demand includes no braking demand;subjecting the at least one control piston to a ...

Tilting armature valve and method of producing the same

The present invention relates to a tilting armature valve included at least a coil element having at least one coil core and a coil arranged radially around the coil core. The tilting armature valve may further include an armature mounted on a face side of the armature by means of a bearing. Furthermore, the tilting armature valve may include a sealing element arranged on the side of the armature facing the coil element or facing away therefrom. Moreover, the tilting armature valve may include a valve seat having an outlet and an inlet for a fluid, wherein the outlet is closable in a fluid-tight manner by way of the sealing element.

Pneumatic cylinder for actuating a clutch.

Pneumatic cylinder for actuating a clutch.

Le but recherché consiste à réduire le bruit de fonctionnement lors de la détente d'air comprimé ayant été évacué. Le vérin 14 comporte une paroi mobile 32 qui sépare une chambre de travail 33 d'une chambre de mise à l'air libre 34. Il est prévu une soupape 42 destinée à commander l'entrée d'air comprimé dans la chambre de travail et une soupape 43 destinée à commander l'évacuation d'air comprimé hors de la chambre de travail. De l'air comprimé ayant été évacué peut être conduit dans la chambre de mise à l'air libre, par l'intermédiaire d'un parcours de circulation d'air 45, 37. Un couvercle 27 fermant la chambre de mise à l'air libre, côté embrayage, présente au moins un perçage de passage 52, permettant d'évacuer de l'air. Lorsque le vérin est rapporté sur une cloche d'embrayage par son côté couvercle, l'air comprimé ayant été évacué peut se détendre dans la cloche d'embrayage. Le vérin peut être utilisé dans des véhicules automobiles. The desired aim is to reduce the operating noise during the expansion of compressed air which has been evacuated. The cylinder 14 has a movable wall 32 which separates a working chamber 33 from a vent chamber 34. A valve 42 is provided for controlling the entry of compressed air into the working chamber and a valve 43 intended to control the discharge of compressed air from the working chamber. Compressed air which has been evacuated can be led into the venting chamber via an air circulation path 45, 37. A cover 27 closing the venting chamber. free air, clutch side, has at least one passage hole 52, allowing air to be evacuated. When the cylinder is attached to a clutch housing by its cover side, the compressed air that has been discharged can relax in the clutch housing. The jack can be used in motor vehicles.

Electropneumatic control valve with a guide arrangement for a control piston

Elektropneumatisches Regelventil für ein Druckluftbremssystem eines Fahrzeuges mit einem Relaisventilgehäuse (1), in dem ein axial verstellbarer Steuerkolben (5) zur Betätigung einer den Druckluftfluss zwischen zumindest einem außenliegenden Bremsleitungsanschluss (11), einem Speisedruckanschluss sowie einem Entlüftungsanschluss (13) schaltenden Ventilsitzanordnung (8) angeordnet ist, wobei der Steuerkolben (5) über eine koaxiale Führungsanordnung axial geführt ist und über mindestens ein elektromagnetisches Vorsteuerventil (6) zur Axialverstellung mit einer Steuerdruck beaufschlagbar ist, welches in einem mit dem Relaisventilgehäuse (1) verbundenen Vorsteuerventilgehäuse (2) untergebracht ist, dadurch gekennzeichnet, dass die Führungsanordnung des Steuerkolbens (5) eine am Vorsteuerventilgehäuse (2) ortsfest befestigte separate Führungshülse (17) umfasst, die mit einem oberen Führungsabschnitt (19) versehen ist, der zur axialen Führung mit einer Durchgangsbohrung (18) im Steuerkolben (5) korrespondiert, und die außerdem einen sich an den oberen Führungsabschnitt (19) anschließenden unteren Rohrabschnitt (20) kleineren Außendurchmessers aufweist, um die durch einen integrierten axialen Entlüftungskanal (21) fließende Abluft über den Bereich der Ventilsitzanordnung (8) hinweg direkt... electro-pneumatic Control valve for one Air brake system of a vehicle with a relay valve housing (1), in which an axially adjustable control piston (5) for actuating a the compressed air flow between at least one external brake line connection (11), a supply pressure connection and a ventilation connection (13) Valve seat arrangement (8) is arranged, the control piston (5) via a coaxial guide arrangement axially guided is and about at least one electromagnetic pilot valve (6) for axial adjustment can be acted upon with a control pressure, which in one with the Relay valve housing (1) connected pilot valve housing (2) is housed, characterized in that the guide arrangement of the control ...

Sealing sleeve forming part of balanced air valve for road vehicle air brake system consists of reinforced disc with inner and outer projecting sealing lips on same side

The sealing disc (12) has a large central aperture to accommodate a piston and the edge of the aperture forms an inward-facing sealing lip (25). The disc contains an internal reinforcement disc (24) and there are inner and outer axially-extending flanges (26,27) on the same side of the disc. These flanges are extended and tapered inward to form sealing lips (20,21).

Method for controlling a motor vehicle service brake device and service brake valve device for said type of service brake device

Die Erfindung betrifft ein Verfahren zum Steuern einer pneumatischen oder elektro-pneumatischen Betriebsbremseinrichtung eines Fahrzeugs, bei welchem eine Fahrerbremsanforderung durch Betätigung eines Betriebsbremsbetätigungsorgans (10) einer Betriebsbremsventileinrichtung (1) der Bremseinrichtung erfolgt, wobei durch Betätigung des Betriebsbremsbetätigungsorgans (10) wenigstens ein Steuerkolben (4, 12) der Betriebsbremsventileinrichtung (1) mit einer ersten Betätigungskraft belastet wird und der Steuerkolben (4; 12) wenigstens ein einen Einlasssitz (64) und einen Auslasssitz (32) beinhaltendes Doppelsitzventil (34) der Betriebsbremsventileinrichtung (1) direkt oder indirekt steuert, um einen pneumatischen Bremsdruck oder Bremssteuerdruck in wenigstens einem pneumatischen Betriebsbremskreis der Betriebsbremseinrichtung zu erzeugen. Die Erfindung sieht vor, dass der wenigstens eine Steuerkolben (4; 12) der Betriebsbremsventileinrichtung (1) außer durch die erste Betätigungskraft zusätzlich durch eine zweite Betätigungskraft oder anstatt der ersten Betätigungskraft durch eine zweite Betätigungskraft belastet wird, welche in Bezug zur ersten Betätigungskraft parallel und gleichsinnig oder gegensinnig auf den wenigstens einen Steuerkolben (4; 12) wirkt und unabhängig von einer Fahrerbremsanforderung erzeugt wird.

Pilot valve comprising a valve seat arrangement

The invention relates to a pilot valve, especially an electropneumatic control valve for a pneumatic braking system of a vehicle, comprising a valve housing (1) containing an axially displaceable control piston (5) which can be actuated by means of at least one electromagnetic pilot valve (6) for the axial displacement. Said piston is used to actuate a valve seat arrangement which switches the flow of compressed air between at least one outer brake line connection (15), a feed pressure connection and a ventilation connection (17). Said valve seat arrangement essentially consists of a pot-type sealing collar (12) having a coaxial passage (23), the circular sealing surface (13) of said collar corresponding to a coaxial valve seat arrangement formed from an outer valve seat (11) and an inner valve seat (10). The sealing collar (12) comprises an inner reinforcement insert (24), the edge of which has an essentially U-shaped cross-section. Said insert is provided with a protruding part (25) which is radially inwardly oriented and reinforces the inner area, in the radial direction, of the sealing surface (13). The two limbs (26, 27) of the reinforcement insert (24) protrude into associated sealing lip sections (20, 21) of the sealing collar (12) in such a way as to reinforce the same.

CYLINDER PNEUMATIC ACTUATOR FOR THE OPERATION OF A GRAFT

Conducting foil for conductively connecting electric and/or electronic components

A conducting foil is disclosed for conductively connecting electric and/or electronic components with outwardly insulated printed circuits (7) applied on an elastically deformable, non-conductive supporting foil, as well as welding surfaces (8) connected to the printed circuits for welding to electric connections of the components. The conducting foil has feeding sections (1) through which the printed circuits (7) extend up to the welding surfaces (8). In order to prevent the welding points from being damaged by vibrations transmitted by the feeding sections (1) in the event of shaking stresses, the conducting foil has reinforcing sections (2) which branch off from the feeding sections (1). Any forces exercised by vibrations transmitted by the mobile end (3) of the feeding sections (1) which is not connected to the welding surfaces (8) are deflected to the reinforcing sections (2).

pre-controlled valve with a pressure compensating channel.

Bistable valve and method for actuating a parking brake system having a bistable valve

The invention relates to a bistable valve having a self-retaining device. The invention provides that the self-retaining device comprises a movable sliding element, a stationary latch, and deep latching element being pivotable relative to the sliding element and the latch. The invention further relates to a method for actuating a parking brake system having a bistable valve comprising a self-retaining device.

Pedal device with laterally insertable magnetic coil arrangement

Die Erfindung betrifft eine elektrische oder elektro-pneumatische Pedaleinrichtung eines Fahrzeugs zur Eingabe von Anforderungssignalen eines Fahrers des Fahrzeugs, welche wenigstens Folgendes beinhaltet: Ein Gehäuse (4) mit einem Deckel (38), einem Boden sowie mit einem den Deckel (38) mit dem Boden verbindenden Mantel (54), ein mit dem Fuß des Fahrers betätigbares Fußpedal, eine im Gehäuse (4) angeordnete induktive Sensoreinrichtung mit einer Magnetspulenanordung (42) beinhaltend wenigstens eine stromdurchflossene Magnetspule (12a, 12b), einen eine Spulenkörperöffnung (48) aufweisenden stationären Spulenkörper (44), auf welchen die wenigstens eine Magnetspule (12a, 12b) gewickelt ist, die wenigstens im Inneren der Spulenkörperöffnung (48) ein Magnetfeld erzeugt, sowie wenigstens ein von der Magnetspulenanordnung (42) nach radial außen weg ragendes elektrisches Kontaktelement (50), welches an die wenigstens eine Magnetspule (12a, 12b) angeschlossen ist, wenigstens einem im Gehäuse (4) beweglich gelagerten, in die Spulenkörperöffnung (48) eintauchenden Tauchkörper (6), wobei die Induktivität (L) der wenigstens einen Magnetspule (12a, 12b) abhängig von der Eintauchtiefe des Tauchkörpers (6) in die Spulenkörperöffnung (48) variiert, sowie mit einer mit dem elektrischen Kontaktelement (50) in elektrischem Kontakt stehende Auswerteelektronik (14), wobei der Tauchkörper (6) mit dem Fußpedal derart in Wirkverbindung steht, dass die Eintauchtiefe des Tauchkörpers (6) in die Spulenkörperöffnung (48) abhängig von einem Betätigungsgrad des Fußpedals ist, und die Auswerteelektronik (14) derart ausgebildet ist, dass sie abhängig von der Eintauchtiefe des Tauchkörpers (6) in die Spulenkörperöffnung (48) ein Pedalbetätigungssignal erzeugt. Die Erfindung sieht vor, dass der Mantel (54) des Gehäuses (4) eine Umfangsöffnung (56) aufweist, über welche die Magnetspulenanordnung (42) schubladenartig in das Gehäuse (4) derart eingeschoben ist, dass das wenigstens eine elektrische ...

Pilot operated valve with a backup valve

Vorgesteuertes Ventil, insbesondere elektropneumatisches Regelventil für ein Druckluftbremssystem eines Fahrzeuges, mit einem Relaisventilgehäuse (1), in dem ein axial verstellbarer Steuerkolben (5) innerhalb einer korrespondierenden Steuerkammer (4) zur Betätigung einer den Druckluftfluss zwischen zumindest einem außen liegenden Bremsleitungsanschluss (11), einem Speisedruckanschluss sowie einem Entlüftungsanschluss (13) schaltenden Ventilsitzanordnung (10) angeordnet ist, wobei der Steuerkolben (5) über eine elektromagnetische Vorsteuerventilanordnung, bestehend aus mindestens einem Auslassventil (6), einem Einlassventil (16) und einem Backupventil (17), zur Axialverstellung bewegbar ist, die gemeinsam in einem mit dem Relaisventilgehäuse (1) verbundenen Vorsteuerventilgehäuse (2) untergebracht sind, dadurch gekennzeichnet, dass das als 2/2-Wegeventil ausgebildete Backupventil (17) über einen koaxial innerhalb eines zugeordneten Anschlusselements (22) angeordneten Arbeitskanal (25) einerseits mit dem Randbereich der Steuerkammer (4) verbunden ist und andererseits seitlich in eine ventilinterne Ventilkammer (24) einmündet, und dass ein teilweise neben dem Arbeitskanal (25) im Anschlusselement (22) verlaufender Speisekanal (26) vorgesehen ist, der einerseits koaxial in die ventilinterne Ventilkammer (24)... Piloted Valve, in particular electropneumatic control valve for a compressed-air brake system a vehicle, with a relay valve housing (1) in which an axially adjustable Control piston (5) within a corresponding control chamber (4) for operation one the compressed air flow between at least one outer Brake line connection (11), a feed pressure port and a Venting port (13) switching valve seat assembly (10) is arranged, wherein the control piston (5) about an electromagnetic pilot valve assembly consisting of at least one exhaust valve (6), an inlet valve (16) and a backup valve (17), for axial displacement is movable, the common in one with the relay valve housing (1 ...

DEVICE FOR THE CONTROLLED OPERATION OF A CIRCUIT ARRANGEMENT OF A VALVE

Trailer control valve for an air brake system of tractor-trailer combinations

Die Erfindung betrifft ein Anhängersteuerventil (1) für eine Druckluftbremsanlage von Zugfahrzeug-Anhänger-Kombinationen. Das Anhängersteuerventil (1) hat zwei Steuerkolben (38, 46) zum Betätigen eines Doppelsitzventils (52), mit welchem eine Verbindung zwischen einer an einen Druckluftvorrat der Zugmaschine angeschlossenen Vorratskammer (70), einer mit einer Arbeitskammer (42) verbundenen Bremsleitung des Anhängers und einer Ventilentlüftung (10). Das Doppelsitzventil (52) ist durch Drucksignale eines elektro-pneumatischen Steuerkreises, eines ersten pneumatischen Betriebsbremskreises, eines zweiten pneumatischen Betriebsbremskreises sowie eines Feststellbremskreises schaltbar, wobei der elektro-pneumatische Steuerkreis der führende ist. Um zu verhindern, daß der führende elektro-pneumatische Steuerkreis von den anderen überspielt wird, ist gemäß der Erfindung ein verschieblicher Körper (74) vorgesehen, welcher zwischen sich, dem zweiten Steuerkolben (46) und dem Ventilgehäuse (36) eine Rückhaltekammer (94) bildet, welche durch Drucksignale des elektro-pneumatischen Steuerkreises beaufschlagt ist und dadurch den zweiten Steuerkolben (46) zurückhält. The invention relates to a trailer control valve (1) for a compressed air brake system for tractor-trailer combinations. The trailer control valve (1) has two control pistons (38, 46) for actuating a double seat valve (52), with which a connection between a storage chamber (70) connected to a compressed air supply of the tractor, a brake line of the trailer connected to a working chamber (42) and a valve vent (10). The double seat valve (52) can be switched by pressure signals from an electro-pneumatic control circuit, a first pneumatic service brake circuit, a second pneumatic service brake circuit and a parking brake circuit, the electro-pneumatic control circuit being the leading one. In order to prevent the leading electro-pneumatic control circuit from being overwritten by the others, a displaceable body (74) is ...

Pilot operated valve with a valve seat arrangement

magnetic valve

Vorrichtung zur gesteuerten betätigung eines schaltorgans eines ventils

Elektropneumatisches regelventil mit einem backupventil

Elektropneumatisches doppelregelventil mit einer dichtungsanordnung

Elektropneumatisches regelventil mit einer dichtungsanordnung

Luftfederungseinrichtung mit drossel für fahrzeuge

Überwachungseinrichtung zur überwachung von systemen eines fahrzeugs

Kontaktvorrichtung

Luftfederungseinrichtung für fahrzeuge, insbesondere für nutzfahrzeuge

Pneumatische schaltventileinrichtung für luftgefederte fahrzeuge mit mechanischer rückstellung des bedienelements

Elektro-pneumatisch und mechanisch betätigbare ventileinrichtung und steuervorrichtung

Elektronisches bremssystem, insbesondere für nutzfathrzeuganhänger

Cilindro attuatore pneumatico per l'azionamento di un innesto

Druckgesteuerte reibungskupplung

Elektropneumatische Betriebsbremseinrichtung für ein Fahrzeug

Die Erfindung betrifft eine elektropneumatische Betriebsbremseinrichtung (1) für ein Fahrzeug wenigstens umfassend: wenigstens einen ersten durch einen ersten Betriebsbremsdruck (p1) beaufschlagbaren pneumatischen Betriebsbremszylinder (BZ1) und wenigstens einen zweiten, durch einen zweiten Betriebsbremsdruck (p2) beaufschlagbaren pneumatischen Betriebsbremszylinder (BZ2), ein Fußbremsbetätigungsorgan (5), eine pneumatische Fußbremsventileinrichtung (FBV; FBM) um abhängig von einer Betätigung des Fußbremsbetätigungsorgans (5) einen ersten Steuerdruck (Stp1) und einen zweiten Steuerdruck (Stp2) zu erzeugen, eine elektronische Betriebsbremssteuerung (EBS-ECU), welche ausgebildet und eingerichtet ist, um abhängig von einem elektrischen Bremsanforderungssignal ein elektrisches Steuersignal zu erzeugen, welches einen Soll-Betriebsbremsdruck repräsentiert, eine erste elektropneumatische Magnetventileinrichtung (2C-EVO), welche vorgesehen und ausgebildet ist, um durch das elektrische Steuersignal elektrisch oder durch den ersten Steuerdruck (Stp1) pneumatisch steuerbar zu sein, eine zweite elektropneumatische Magnetventileinrichtung (FAM), welche von der elektronischen Betriebsbremssteuerung (EBS-ECU) gesteuert und ausgebildet ist, dass sie den zweiten Betriebsbremsdruck (p2) für den wenigstens einen zweiten Betriebsbremszylinder (BZ2) erzeugt. Erfindungsgemäß ist die zweite elektropneumatische Magnetventileinrichtung (FAM) abweichend von einem Druckregelmodul derart ausgebildet, dass der zweite Betriebsbremsdruck (p2) für den wenigstens einen zweiten Betriebsbremszylinder (BZ2) in mehreren Betriebsmodi erzeugt werden kann, welche eine redundante Erzeugung des zweiten Betriebsbremsdruck (p2) sowie eine Stabilitäts- und/oder Fahrdynamikregelung gewährleisten.

Steuervorrichtung für ein bremssystem, insbesondere ein fahrzeugbremssystem

Elektro-Pneumatisch und mechanisch betätigbare Ventileinrichtung und Steuervorrichtung

Vorgesteuertes ventil mit einem druckausgleichskanal

Elektropneumatisches regelventil mit einer führungsanordnung für einen steuerkolben

Vorgesteuertes ventil mit einer ventilsitzanordnung

Kombinierte elektro-pneumatisch und mechanisch betätigbare ventileinrichtung und steuervorrichtung für ein bremssystem

Mit verschiedenen betriebsspannungen betreibbares elektromagnetisches ventil und verfahren zu seiner herstellung

Elektropneumatisches regelventil mit einer dichtungsanordnung

Fusspedaleinrichtung eines fahrzeugs

中継弁装置およびこのような中継弁装置を備えた車両用の制動装置

【課題】中間エレメントとケーシングとの間の少なくとも１つの密閉を付加的なシールエレメントなしに行う。【解決手段】中継ピストン３０が、ピストンプレート３１から長手方向Ｌに延びるピストンピン３２を有し、長手方向でピストンプレートガイド１１内で運動可能であり、ケーシング１０の内部空間を、ピストンピン側の容積８０と、ピストンピンとは反対側の容積７０とに分割する、中継ピストンと、ピストンピン側の容積を、ピストンプレート側の容積８１と、ピストンプレートとは反対側の容積８０とに分割し、貫通開口５１を介して、ピストンプレート３１への流体の通流量を制限する、中間エレメント５０とを有し、中間エレメントストッパ１４が、ピストンプレートの方向への中間エレメントの運動を制限し、かつ中間エレメントストッパに、中間エレメントが流体圧を介してシールするように当付け可能である。【選択図】図１

Kombinierte elektro-pneumatisch und mechanisch betätigbare ventilbaueinheit und steuervorrichtung für ein bremssystem

Kombinierte elektro-pneumatisch und mechanisch betätigbare ventileinrichtung und steuervorrichtung für ein bremssystem

Vorgesteuertes ventil mit einem backupventil

Verfahren zur herstellung von varianten elektro- pneumatischer anhängersteuermodule

Elektronisches bremssystem mit einer abreissfunktion

Working cylinder

Drucksensor-basierte Regelung der Hinterachse in einem Bremssystem

Die vorliegende Erfindung umfasst ein Bremssystem (B) für ein Fahrzeug (F), insbesondere Nutzfahrzeug. Das Bremssystem (B) weist auf:eine erste Druckquelle (1 b);ein Fußbremsventil (2) zur Aufnahme eines Verzögerungswunsches durch den Fahrer,welches mit der ersten Druckquelle (1a) verbunden ist;ein erstes Bremsmodul (3),mindestens einen Bremsaktuator (5a, 5b), welcher mit dem Bremsmodul (3) verbunden ist,wobei das erste Bremsmodul (3) dazu angepasst ist, eine Bremskraft des mindestens einen Bremsaktuators (5a, 5b) bei jeder Bremsung zu regeln,mindestens einen ersten Drucksensor (9a, 9b), welcher dazu angepasst ist, den ausgesteuerten Druck des Fußbremsventils (2) zu messen.So kann durch Drucksensierung ein Verzögerungswunsch des Fahrers bei jeder Bremsung ermittelt werden, und die Hinterachse ist regelbar (beispielsweise lastabhängig), ohne dass ein komplettes elektronisches Bremssystem realisiert werden müsste.

Elektropneumatisches Regelventil mit einem Backupventil

Elektropneumatisches Regelventil für ein Druckluftbremssystem eines Fahrzeuges, mit einem geteilten Ventilgehäuse (1), das aus einem unteren Relaisventilgehäuse (2) und einem oberen Vorsteuerventilgehäuse (3) besteht, die eine Steuerkammer (5) einschließen, in der ein axial verstellbarer Steuerkolben (6) geführt ist, der über eine im Vorsteuerventilgehäuse (3) untergebrachten Vorsteuerventilanordnung (7) beaufschlagbar ist, um den Druckluftfluss zwischen zumindest einem am Relaisventilgehäuse (2) angeordneten Bremsleitungsanschluss (12), einem Speisedruckanschluss (18) sowie einem Entlüftungsanschluss (14) über eine innenliegende Ventilsitzanordnung (11) zu schalten, wobei der Steueranschluss (23) eines Backupventils (17) der Vorsteuerventilanordnung (7) seitens des Relaisventilgehäuses (2) angeordnet ist und über einen ventilinternen Druckmittelkanal (24) mit dem seitens des Vorsteuerventilgehäuses (3) untergebrachten Backupmagnetventil (17) verbunden ist, um ein verspannungsfrei herstellbares Vorsteuerventilgehäuse (3) zu schaffen.

Verfahren zur Steuerung eines Bremsvorgangs und fluidgesteuerte Fahrzeugbremse

Housing having a pressure compensation device

A housing having an interior, including: a) a pressure-compensation-device (PCD), for compensating a pressure in the interior as to surroundings of the housing, the interior being connected with the PCD, and an overpressure-valve (OV) with a lip-sealing-element (LSE) with a main-part and a flexible-sealing-lip (FSL), protruding radially-outwardly from an outer-circumference of the main-part and interacts with a sealing-surface (SS); b) an annular-channel (AC), between the main-part and SS, the FSL being in sealed contact with the SS with elastic-pretensioning in a sealing-position and sealingly closes the AC to prevent a flow-conducting connection between the interior/surroundings, and is lifted away from the SS in an open-position and opens the AC to provide a flow-conducting connection between the interior/surroundings; c) the FSL position between the sealing/open positions is controlled as a function of a pressure-difference between the pressure in the interior/surroundings, d) the main-part of the LSE has an inner-gas-through-channel (IGTC) connecting the interior/surroundings, e) the PCD includes a gas-permeable-membrane covering the IGTC, f) the OV and the membrane have a parallel connection, a pressure-difference between the interior/surroundings acting on the OV/membrane, having: g) the main-part and the FSL of the LSE are a single-piece elastomer, h) a borehole in a housing-wall, connectable with the interior/surroundings, i) the LSE is held in the borehole, the sealing-surface interacting with the FSL, and is formed by the radially-inner-circumferential-surface of the borehole.

Anhängersteuerventil für eine Druckluftbremsanlage von Zugfahrzeug-Anhänger-Kombinationen

Verfahren zur steuerung eines bremsvorgangs und fluidgesteuerte fahrzeugbremse

Anhängersteuerventil für eine druckluftbremsanlage von zugfahrzeug-anhänger- kombinationen

Druckmittelbetätigte Bremsvorrichtung mit erweiterten Funktionen

Die Erfindung betrifft eine druckmittelbetätigte Bremsvorrichtung (1) für ein Fahrzeug, wenigstens umfassend: Einen ersten Bremskreis mit einer ersten elektronischen Steuerung (ECU1), wenigstens einem ersten elektro-pneumatischen Druckmodulator (EPM1) und wenigstens einem ersten Bremsaktuator, wobei der wenigstens eine erste Druckmodulator (EPM1) primär von der ersten elektronischen Steuerung (ECU1) elektrisch und sekundär durch einen ersten Steuerdruck (Stp1) steuerbar ist, um in wenigstens einer ersten Bremsleitung (2) einen ersten Bremsdruck (p11, p12) für den wenigstens einen ersten Bremsaktuator zu erzeugen, einen zweiten Bremskreis mit einer zweiten elektronischen Steuerung (ECU2), wenigstens einem zweiten Druckmodulator (EPM2) und wenigstens einem zweiten Bremsaktuator, wobei der wenigstens eine zweite Druckmodulator (EPM2) primär von der zweiten elektronischen Steuerung (ECU2) elektrisch und sekundär durch einen zweiten Steuerdruck (Stp2) steuerbar ist, um in wenigstens einer zweiten Bremsleitung (6) einen zweiten Bremsdruck (p21, p22) für den wenigstens einen zweiten Bremsaktuator zu erzeugen, wobei der erste Steuerdruck (Stp1) mit dem zweiten Bremsdruck (p21, p22) zumindest korreliert, und/oder der zweite Steuerdruck (Stp1) mit dem ersten Bremsdruck (p11, p12) zumindest korreliert, gekennzeichnet durch wenigstens ein erstes Drucksteuerventil (PCV1) in der ersten Bremsleitung (2), welches ausgebildet ist, um abhängig von einem ersten elektrischen Signal (S1) den ersten Bremsdruck (p11, p12) zu modulieren, und/oder wenigstens ein zweites Drucksteuerventil (PCV2) in der zweiten Bremsleitung (6), welches ausgebildet ist, um abhängig von einem zweiten elektrischen Signal (S2) den zweiten Bremsdruck (p21, p22) zu modulieren, wobei das erste elektrische Signal (S1) und/oder das zweite elektrische Signal (S2) durch wenigstens eine in wenigstens einer elektronischen Steuerung (ECU1, ECU2) implementierten Funktion erzeugt wird.