DEVICE FOR LOCKING ELECTRICAL APPLIANCES, IN PARTICULAR ELECTRIC POWER TOOLS, WITH BATTERY LUGGAGE FOR CURRENT SUPPLY

Overpressure safe valve.

Das Überdrucksicherungsventil besitzt einen Körper (2), der dicht in eine Öffnung (23) eines Bauteils oder Gerätes einsetzbar ist und wenigstens eine Sollbruchlinie (9) aufweist. Diese Sollbruchlinie (9) reisst bei einem vorbestimmten Druckunterschied zwischen einer Innenseite (5) und einer Aussenseite (6) auf und bildet für den Druckausgleich einen Durchgang (3) zwischen der Innenseite (5) und der Aussenseite (6) des Körpers (2). Diese Sollbruchlinie verläuft entlang wenigstens einer gummielastischen Klappe (4), die bei einem Aufreissen der wenigstens einen Sollbruchlinie (9) gespannt wird und die nach dem Druckausgleich dieser Sollbruchlinie (9) wieder schliesst. Vorzugsweise ist das Ventil einstückig aus einem Elastomer hergestellt.

Device for locking electric appliances in particular electric tools with battery packs for power supply

The invention relates to a device for locking electric appliances ( 2 ) with battery packs ( 4 ) for power supply, whereby the electric appliances ( 2 ) comprise a displaceable bolt ( 14; 36; 38; 40; 42 ) and the battery packs ( 4 ) comprise at least two recesses ( 24, 26 ) and the recesses ( 24, 26 ) are arranged serially behind each other in the direction of a relative movement of the electric appliance ( 2 ) and battery pack ( 4 ) and, after locking, the bolt ( 14; 36; 38; 40; 42 ) engages in one of the recesses ( 24, 26 ). According to the invention, the recesses ( 24, 26 ) have a different form or different dimensions or are offset perpendicular to the movement direction and that for various combinations of electric appliance ( 2 ) and battery pack ( 4 ), the form, the dimensions and/or offset of the recesses ( 24, 26 ) are matched to the form, dimensions and position of the bolt ( 14; 36; 38; 40; 42 ), such that the bolt ( 14; 36; 38; 40; 42 ) engages either only in the front recess ...

Vorrichtung zur Verriegelung eines Elektrowerkzeugs und eines in einer Führung des Elektrowerkzeugs verschiebbaren Akkupacks

Die Erfindung betrifft eine Vorrichtung zur Verriegelung eines Elektrowerkzeugs (4, 6) und eines in einer Führung (12) des Elektrowerkzeugs (4, 6) verschiebbaren Akkupacks (10), mit einem an einem Gehäuse (24) des Elektrowerkzeugs (4, 6) angebrachten, durch Federkraft in Verriegelungseingriff mit dem Akkupack (10) gehaltenen Riegel (38) sowie einem auf den Riegel (38) einwirkenden Entriegelungsorgan (40) zum manuellen Ausrücken des Riegels (38) aus dem Verriegelungseingriff. Es ist vorgesehen, dass der Riegel (38) und das Entriegelungsorgan (40) einen in einem Schwenklager (36) des Gehäuses (24) schwenkbar gelagerten Hebel (34) bilden, wobei der Riegel (38) durch die Federkraft in einer in der Oberseite des Akkupacks (10) ausgesparten Ausnehmung (16) festgehalten wird und durch eine Druckkraft (F) auf das nach oben über ein vorderes Fußende (30) des Gehäuses (24) überstehende Entriegelungsorgan (40) unter Verschwenken des Hebels (34) aus dem Verriegelungseingriff ausrückbar ist.

Device for interlocking an electric tool and a storage battery pack which can be displaced in a guide of the electric tool

Handwerkzeugmaschine, insbesondere Bohrmaschine oder Schrauber

Es wird eine Elektrohandwerkzeugmaschine, insbesondere eine Bohrmaschine oder ein Schrauber, angegeben, die ein Spannfutter (14) für ein Werkzeug, eine das Spannfutter (14) antreibende Antriebsspindel (13), die mit einem Spindelkopf (131) in eine im Spannfutter (14) ausgebildete Ausnehmung (15) hineinragt, und zwischen Spindelkopf (131) und Ausnehmung (15) wirksame Verbindungsmittel zum drehfesten Verbinden von Antriebsspindel (13) und Spannfutter (14) aufweist. Zur Gewinnung einer fertigungstechnisch sehr einfachen und damit kostengünstigen Verbindung zwischen Spannfutter (14) und Antriebsspindel (13), die auch bei Antriebsspindeln mit umschaltbarer Drehrichtung eine zuverlässige und unlösbare Drehmomementenübertragung gewährleistet, sind am Spindelkopf (131) sich axial erstreckende Schneiden (26) vorgesehen, die sich beim axialen Aufschieben des Spannfuttters (14) auf den Spindelkopf (131) in die Wand der Ausnehmung (15) einschneiden (Fig. 2).

Werkzeugmaschinenspannvorrichtung

Die Erfindung geht aus von einer Werkzeugmaschinenspannvorrichtung zu einem Festspannen eines blattartigen Bearbeitungswerkzeugs (12) an einer exzentrisch beweglich gelagerten Werkzeugaufnahme (14), mit zumindest einer Spanneinheit (16), die zumindest ein beweglich gelagertes Spannelement (18) aufweist. Es wird vorgeschlagen, dass die Werkzeugmaschinenspannvorrichtung zumindest eine Kulissenbewegungseinheit (20) aufweist, die dazu vorgesehen ist, in zumindest einem Betriebszustand das Spannelement (18) zu einer Erzeugung einer Zugspannung im blattartigen Bearbeitungswerkzeug (12) zu bewegen. The invention relates to a machine tool clamping device for clamping a sheet-like machining tool (12) on an eccentrically movably mounted tool holder (14), with at least one clamping unit (16) having at least one movably mounted clamping element (18). It is proposed that the machine tool clamping device has at least one linkage movement unit (20) which is provided to move the clamping element (18) in at least one operating state to generate a tensile stress in the sheet-like machining tool (12).

Vorrichtung zum Verriegeln von Elektrogeräten, insbesondere von Elektrowerkzeugen, mit Batteriepacks zur Stromversorgung

Die Erfindung betrifft eine Vorrichtung zum Verriegeln von Elektrogeräten (2) mit Batteriepacks (4) zur Stromversorgung, wobei die Elektrogeräte (2) einen beweglichen Riegel (14; 36; 38; 40; 42) und die Batteriepacks (4) mindestens zwei Ausnehmungen (24, 26) aufweisen, wobei die Ausnehmungen (24, 26) in Richtung einer Relativbewegung zwischen Elekrogerät (2) und Batteriepack (4) hintereinander angeordnet sind und wobei der Riegel (14; 36; 38; 40; 42) nach dem Verriegeln in eine der Ausnehmungen (24, 26) eingreift. Es ist vorgesehen, dass die Ausnehmungen (24, 26) unterschiedlich geformt oder unterschiedlich bemessen oder quer zur Bewegungsrichtung versetzt sind und dass bei verschiedenen Kombinationen von Elektrogeräten (2) und Batteriepacks (4) die Form, die Abmessungen bzw. der Versatz der Ausnehmungen (24, 26) jeweils so an die Form, die Abmessungen oder die Position des Riegels (14; 36; 38; 40; 42) angepasst sind, dass der Riegel (14; 36; 38; 40; 42) entweder nur in die vordere Ausnehmung ...

Device for locking electrical devices, in particular power tools, with battery packs for power supply

A battery pack for locking with a power tool with at least one movable locking bar has at least a front recess and a rear recess located after the front recess in the direction of a relative motion between the battery pack and the power tool, the recesses are configured as detent grooves, and the recesses are differently shaped and are offset transversely to the direction of motion; and a power tool locks with the battery pack.

Fastening between electric tool and battery pack

The invention relates to a fastening device for interlocking an electric tool (4, 6) and a storage battery pack (10) which can be displaced in a guide (12) of the tool. A locking bar (38) is fitted to a housing (24) of the tool and is retained in interlocking engagement with the storage battery pack (10) by spring force. The locking bar (38) and an unlocking member (40) form a lever (34) which is pivotally mounted on a bearing (36) of the housing (24). The locking bar (38) is held by the spring force in a recess (16), which is hollowed out in the top side of the storage battery pack (10) and can be released by exerting manual pressure (F) on the unlocking member (40). A removable wear-resistant member can be engaged over the end of the locking bar.

Overpressure safety valve

An overvoltage safety valve has main body (1) sealed to a hole (23) and provided with at least a rating breaking line (9), which is broken between an inner side (5) and an outer side (6) in rating voltage difference and a channel (3) is formed between the inner side (5) and the outer side (6) for voltage balance. The rating breaking line extends along at least a rubber elastic valve clack (4), which is tight when certain rating breaking line (9) is broken and at least one rating breaking line (9) is closed after pressure balance. Preferably the valve is made of rubber integratively.

Device for locking electrical devices, in particular power tools, with battery packs for power supply

The invention relates to a device for locking electrical devices ( 2 ) with battery packs ( 4 ) for power supply, in which the electrical devices ( 2 ) have one movable locking bar ( 14; 36; 38; 40; 42 ) and the battery packs ( 4 ) have at least two recesses ( 24, 26 ), and upon locking, the recesses ( 24, 26 ) are located one after the other in the direction of a relative motion between the electrical device ( 2 ) and the battery pack ( 4 ), and after locking, the locking bar ( 14; 36; 38; 40; 42 ) engages one of the recesses ( 24, 26 ). It is provided that the recesses ( 24, 26 ) are differently shaped or of different dimensions or are offset transversely to the direction of motion; and that in different combinations of electrical devices ( 2 ) and battery packs ( 4 ), the shape, dimensions and/or offset of the recesses ( 24, 26 ) are each adapted to the shape, dimensions or position of the locking bar ( 14; 36; 38; 40; 42 ) in such a way that the locking bar ( 14; 36; 38; 40; 42 ) engages either only the front recess ( 24 ) or only the rear recess ( 26 ) or successively the front recess and then the rear recess ( 24, 26 , respectively).

Device for locking electric appliances in particular electric tools with battery packs for power supply

The invention relates to a device for locking electric appliances ( 2 ) with battery packs ( 4 ) for power supply, whereby the electric appliances ( 2 ) comprise a displaceable bolt ( 14; 36; 38; 40; 42 ) and the battery packs ( 4 ) comprise at least two recesses ( 24, 26 ) and the recesses ( 24, 26 ) are arranged serially behind each other in the direction of a relative movement of the electric appliance ( 2 ) and battery pack ( 4 ) and, after locking, the bolt ( 14; 36; 38; 40; 42 ) engages in one of the recesses ( 24, 26 ). According to the invention, the recesses ( 24, 26 ) have a different form or different dimensions or are offset perpendicular to the movement direction and that for various combinations of electric appliance ( 2 ) and battery pack ( 4 ), the form, the dimensions and/or offset of the recesses ( 24, 26 ) are matched to the form, dimensions and position of the bolt ( 14; 36; 38; 40; 42 ), such that the bolt ( 14; 36; 38; 40; 42 ) engages either only in the front recess ...

Hand-held machine tool

HANDWERKZEUGMASCHINE, INSBESONDERE BOHRMASCHINE ODER SCHRAUBER

Vorrichtung zur Verriegelung eines Elektrowerkzeugs und eines in einer Führung des Elektrowerkzeugs verschiebbaren Akkupacks

Vorrichtung zur einstufigen Verriegelung eines Elektrowerkzeugs und eines in einer Führung des Elektrowerkzeugs verschiebbaren Akkupacks, mit nur einem an einem Gehäuse des Elektrowerkzeugs angebrachten, durch eine Federkraft im Verriegelungseingriff mit dem Akkupack gehaltenen Riegel, sowie einem auf den Riegel einwirkenden Entriegelungsorgan zum manuellen Ausrücken des Riegels aus dem Verriegelungseingriff, wobei der Riegel (38) und das Entriegelungsorgan (40) einen in einem Schwenklager (36) des Gehäuses (24) schwenkbar gelagerten Hebel (34) bilden, wobei der Riegel (38) durch die Federkraft in einer in der Oberseite des Akkupacks (10) ausgesparten Ausnehmung (16) festgehalten wird und durch eine Druckkraft (F) auf das nach oben über ein vorderes Fußende (30) des Gehäuses (24) überstehende Entriegelungsorgan (40) unter Verschwenken des Hebels (34) aus dem Verriegelungseingriff ausrückbar ist.

Method for controlling firing angle under line dip situations

A method and apparatus for converting AC power into DC power are disclosed, where the method includes receiving the AC power, and converting the AC power into the DC power by way of a rectification device, where the rectification device is capable of being controlled to switch on at a plurality of time instants. The method further includes experiencing at least one of a first reduction in a first characteristic of the received AC power and a second reduction in a second characteristic of the DC power; and changing at least one of the time instants at which the rectification device is to be switched on.

VORRICHTUNG ZUM VERRIEGELN VON ELEKTROGERÄTEN, INSBESONDERE VON ELEKTROWERKZEUGEN, MIT BATTERIEPACKS ZUR STROMVERSORGUNG

Machine tool clamping device

A machine tool clamping device for clamping a laminar machining tool to a tool holder that is eccentrically movably mounted includes at least one clamping unit with at least one movably mounted clamping element. The machine tool clamping device also includes at least one slotted link movement unit configured to move the clamping element in at least one operating state so as to generate tensile stress in the laminar machining tool.

Device for locking a power tool and a rechargeable battery pack that is insertable in a guide of the power tool

A device for locking a power tool and a rechargeable battery pack that is insertable in a guide of the power tool has a locking bar installable on a housing of the power tool and held in locking engagement with the rechargeable battery pack via spring force, a release mechanism that acts on the locking bar for manually releasing the locking bar from the locking engagement, the locking bar and the release mechanism forming a lever that is pivotally supportable in a rocker pivot on the housing, the locking bar being fixedly held via spring force and a recess formed at a top side of the rechargeable battery pack and is releasable by pivoting the lever from the locking engagement via a compression force applied to the release mechanism, which extends upwardly across a front base end of the housing.

Handheld power tool, in particular a drill or screwdriver

An electric hand-held power tool, in particular a power drill or screwdriver, is disclosed, which has a chuck ( 14 ) for a tool, a drive spindle ( 13 ) which drives the chuck ( 14 ) and protrudes with a spindle head ( 131 ) into a recess ( 15 ) embodied in the chuck ( 14 ), and connecting means, operative between the spindle head ( 131 ) and the recess ( 15 ), for connecting the drive spindle ( 13 ) and the chuck ( 14 ) in a manner fixed against relative rotation. For achieving a connection between the chuck ( 14 ) and the drive spindle ( 13 ) that is very simple from a production standpoint and hence economical and that even in drive spindles with a reversible direction of rotation assures reliable, non-rescindable torque transmission, the connecting means have axially extending cutting edges ( 26 ), embodied on the spindle head ( 131 ), that cut into the wall of the recess ( 15 ) when the chuck ( 14 ) is being slipped onto the spindle head ( 131 ) (FIG. 2 ).

Device for locking a power tool and a rechargeable battery pack that is insertable in a guide of the power tool

A device for locking a power tool and a rechargeable battery pack that is insertable in a guide of the power tool has a locking bar installable on a housing of the power tool and held in locking engagement with the rechargeable battery pack via spring force, a release mechanism that acts on the locking bar for manually releasing the locking bar from the locking engagement, the locking bar and the release mechanism forming a lever that is pivotally supportable in a rocker pivot on the housing, the locking bar being fixedly held via spring force and a recess formed at a top side of the rechargeable battery pack and is releasable by pivoting the lever from the locking engagement via a compression force applied to the release mechanism, which extends upwardly across a front base end of the housing.

Overpressure safety valve

An overvoltage safety valve has main body (1) sealed to a hole (23) and provided with at least a rating breaking line (9), which is broken between an inner side (5) and an outer side in rating voltage difference and a channel (3) is formed between the inner side and the outer side for voltage balance. The rating breaking line extends along at least a rubber elastic valve clack (4), which is tight when certain rating breaking line (9) is broken and at least one rating breaking line (9) is closed after pressure balance. Preferably the valve is made of rubber integratively.

MACHINE TOOL CLAMPING DEVICE

A machine tool clamping device for clamping a laminar machining tool to a tool holder that is eccentrically movably mounted includes at least one clamping unit with at least one movably mounted clamping element. The machine tool clamping device also includes at least one slotted link movement unit configured to move the clamping element in at least one operating state so as to generate tensile stress in the laminar machining tool. 1. A power tool clamping device for clamping a sheet-type working tool to a tool receiver that is mounted in an eccentrically movable manner , comprising:at least one clamping unit having at least one movably mounted clamping element; andat least one slotted link movement unit configured to move the clamping element so as to generate a tension in the sheet-type working tool, in at least one operating state.2. The power tool clamping device as claimed in claim 1 , wherein the slotted link movement unit has at least one slotted link movement element disposed on the clamping element.3. The power tool clamping device as claimed in claim 2 , wherein the clamping unit includes an operating element claim 2 , and wherein the slotted link movement unit has at least one further slotted link movement element disposed on the operating element.4. The power tool clamping device as claimed in claim 3 , wherein the operating element is configured as a pivotally mounted operating lever.5. The power tool clamping device as claimed in claim 1 , wherein the clamping element is mounted in a translationally movable manner.6. The power tool clamping device as claimed in claim 1 , wherein the clamping unit has a further clamping element mounted so as to be movable relative to the clamping element.7. The power tool clamping device as claimed in claim 6 , wherein the further clamping element is mounted in a translationally movable manner.8. The power tool clamping device as claimed in claim 6 , wherein the clamping unit has at least one spring element configured to ...

DEVICE FOR LOCKING ELECTRICAL DEVICES, IN PARTICULAR POWER TOOLS, WITH BATTERY PACKS FOR POWER SUPPLY

A battery pack for locking with a power tool with at least one movable locking bar has at least a front recess and a rear recess located after the front recess in the direction of a relative motion between the battery pack and the power tool, the recesses are configured as detent grooves, and the recesses are differently shaped and are offset transversely to the direction of motion; and a power tool locks with the battery pack.

Machine tool clamping device

The invention relates to a machine tool clamping device for clamping a laminar machining tool (12) to a tool holder (14) that is eccentrically movably mounted, comprising at least one clamping unit (16) having at least one movably mounted clamping element (18). According to the invention, the machine tool clamping device comprises at least one slotted link movement unit (20) provided in order to move the clamping element (18) in at least one operating state in order to generate tensile stress in the laminar machining tool (12).

BARREL MEASURING DEVICE

A measuring device includes a housing and a caliper positioned inside the housing. The housing has a proximal end and a distal end and defines an axis from the proximal end to the distal end. The caliper includes a first measurement probe extending out of the housing in a first direction, a second measurement probe extending out of the housing in a second direction that is substantially opposite of the first direction, and measurement circuitry configured for transmitting a measurement signal based on the relative positions of the first and second measurement probes. 1. A measuring device comprising:a housing having a proximal end and a distal end and defining an axis from the proximal end to the distal end; anda caliper positioned inside the housing, the caliper comprising:a first measurement probe extending out of the housing in a first direction;a second measurement probe extending out of the housing in a second direction that is substantially opposite of the first direction; andmeasurement circuitry configured for transmitting a measurement signal based on the relative positions of the first and second measurement probes.2. The measurement device of claim 1 , wherein the housing has a shell having a substantially cylindrical outer surface that extends circumferentially around the caliper claim 1 , wherein the shell defines a first probe port positioned to allow the first measurement probe to extend radially outward through the shell and a second probe port positioned to allow the second measurement probe to extend radially outward through the shell.3. The measurement device of claim 1 , wherein the first measurement probe has a first point tip for contacting a first discrete point of contact on an inner surface of an object and the second measurement probe has a second point tip for contacting a second discrete point of contact on the inner surface of the object.4. The measurement device of claim 1 , wherein the caliper is mounted within the housing so as to be ...

Machine tool clamping device

The invention relates to a machine tool clamping device for clamping a laminar machining tool (12) to a tool holder (14) that is eccentrically movably mounted, comprising at least one clamping unit (16) having at least one movably mounted clamping element (18). According to the invention, the machine tool clamping device comprises at least one slotted link movement unit (20) provided in order to move the clamping element (18) in at least one operating state in order to generate tensile stress in the laminar machining tool (12).

Safety valve for e.g. cooking container, has rupture line extended along flap with rubber elasticity, where flap is pressurized during opening of rupture line and closes rupture line when pressure is balanced

The valve (1) has a body (2) integrated to an orifice in a sealed manner, and comprising a rupture line (9), where the valve is made of elastomer and siliconized rubber. The line is broken in the presence of predetermined pressure difference between internal and external faces (5, 6) and releases a passage between the faces to balance the pressure. The line is extended along a flap (4) with rubber elasticity. The flap is pressurized during opening of the line and closes the line when the pressure is balanced.

Battery pack and electric appliance

Device for locking electrical tools with battery packs comprises recesses (24, 26) which have a different shape or different dimensions or are offset perpendicular to the movement direction and for various combinations of electrical tools and battery pack (4). The shape, dimensions and/or offset of the recesses are matched to the shape, dimension and position of the bolt (14) so that the bolt engages either only in the front recess, only in the rear recess or sequentially firstly in the front and then in the rear recess. Independent claims are also included for the following: (1) Electrical tool; and (2) Battery pack for locking with an electrical tool. Preferred Features: A protrusion (32) protrudes into the recess (24) to prevent interaction of a lock without the recess (30) of the bolt.

Vorrichtung zum verriegeln von elektrogeräten, insbesondere von elektrowerkzeugen, mit batteriepacks zur stromversorgung

Barrel measuring device

A measuring device includes a housing and a caliper positioned inside the housing. The housing has a proximal end and a distal end and defines an axis from the proximal end to the distal end. The caliper includes a first measurement probe extending out of the housing in a first direction, a second measurement probe extending out of the housing in a second direction that is substantially opposite of the first direction, and measurement circuitry configured for transmitting a measurement signal based on the relative positions of the first and second measurement probes.