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WO/1995/027992 |
The invention concerns a device for tensioning the cut-in spring in actuator units for circuit breakers, in particular vacuum circuit breaker, the cut-in spring (7) being designed as a tensioning spring which is in contact with a cam (2)...
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WO/1995/027295 |
A circuit switching mechanism for use in a high voltage circuit breaker is disclosed. The circuit switching mechanism includes a charging system (12); trip latch mechanism (14); a closing spring (18) positioned coaxially within an openin...
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WO/1995/026563 |
A retractable key assembly (12) comprising a keytop (20) coupled with a pivot arm (40) accommodating arcuate movement of the keytop about a pivot axis (B-B) defined by the pivotally mounted portion of the pivot arm, between an upper, act...
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WO/1995/025333 |
A three-position switch is provided with a push button (11) which is elastically supported by double springs (21 and 22), switch operating lever (3) which is extended inward in a direction almost perpendicular to the push button (11) and...
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WO/1995/024051 |
A sealed relay (1) of the high-vacuum type, or which may be backfilled with a dielectric gas such as hydrogen-nitrogen mixture for improved arc suppression when switching high-voltage DC currents. The relay (1) uses controlled fixed cont...
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WO/1995/012206 |
A switching device (1) for opening or closing an electrical power circuit (5). The device comprises at least one first conductive member (3) forming a first terminal of said electrical circuit, and at least one second conductive member (...
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WO/1995/009429 |
A power circuit breaker (1) is provided with an arrangement that controls its switching depending on functions' parameters (A...E, M1, M2, S). These parameters may for example be the position of switching contacts, the state of excitatio...
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WO/1995/008857 |
Interference arcs which can endanger people and damage the installation can occur in switching installations. It is hardly possible with prior art protective devices to detect arcing rapidly and surely, quench it within 2 to 3 ms and pro...
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WO/1995/008179 |
A switching accessory is provided for use with motor starters. In a first embodiment the accessory may be utilized as a motor starter by-pass. In another embodiment the accessory may be utilized as a motor starter isolator. The switching...
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WO/1995/005672 |
A drive for an electric high voltage circuit-breaker has a revolving crank (2) that may be driven by means of an energy storage mechanism (4) between an upper dead centre and a bottom dead centre and a backstop (8, 9, 10, 11) that preven...
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WO/1994/029891 |
A vehicle power distribution system comprises an input (36) for connection to a power supply (B), a first output for connection to main vehicle services (16'), a second output for connection to auxiliary vehicle services (16), and an ine...
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WO/1994/028567 |
Such power switches are designed to switch a mains branch off and particularly to provide extreme current limiting cut-off in the event of short circuits. According to the invention, this is achieved by the parallel connection of a fast ...
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WO/1994/028564 |
An electric push-button switch, especially for motor vehicles, with a spring-loaded and guided push-button (4) in the switch housing (1), has guide components (12) acting between the push-button (4) and the housing (1). In order to preve...
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WO/1994/025972 |
A safety switch (1) has a support (2) made of elastomer and a through hollow space (3). In the hollow space (3) there are electrical conductors (4) and (5) which are separated (9) in the inoperative position. Each electrical conductor (4...
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WO/1994/024682 |
The breaking structure for a circuit breaker according to the invention comprises, for each pole, a contact bridge (17) housed in a pusher (20). The pusher is guided in a fixed cage (21) monted in the casing of the circuit breaker, the c...
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WO/1994/024686 |
The disclosed circuit breaker has two make and break control buttons. The make button (14) and the break button (13) are pivotingly mounted in the casing of the breaker and present, in front of view, a height difference (h) of their lowe...
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WO/1994/017870 |
A biosensor feedback device for use in detecting grip pressure of a hand against the handle of a sporting implement (12). The device includes a flexible thin film substrate which is comfortable to the handle of the sporting implement (12...
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WO/1994/016922 |
A steering wheel incorporates a pad cover or air bag cover door (88) with a membrane switch (40) adhered to the inner surface (86) of the air bag cover door (88). Switch (40) includes a pair of conductors and a non-conductive layer which...
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WO/1994/013516 |
A vehicle intruder detection system including at least one pressure operated switch which comprises a first, movable, conductive strip contact (2) and a second, fixed, conductive strip contact (4). The second contact (4) is attached to a...
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WO/1994/013001 |
An electric switch for toys comprises a stationary member (12, 13) and a member (16) rotatable with respect to the stationary member. The stationary member (12, 13) has a plurality of electric connections (26, 29) which are broken and ma...
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WO/1994/012997 |
A switch with at least two stable positions comprises a casing (30), an operating element (5) movably held in the casing (30) and indexing means (1) retained partly by the operating element (5) and partly by the casing (30). The indexing...
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WO/1994/012996 |
A switching pad or plate consists of electroinsulating flat bodies (1, 2 or 11, 12) which extend essentially parallel to each other, to which is associated at least one current-conducting contact path (8, 8') and which bear disconnecting...
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WO/1994/010962 |
A switch controller having a housing cover (26) with a central ridge (26a) and opposed top surfaces (26b) which incline downwardly away from the central ridge. The top surfaces also incline on progressing from one end of the housing to t...
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WO/1994/009417 |
A method is provided for the operation of phacoemulsifier apparatus in the performance of a phacoemulsification in which three modes of operation are required. The method for the establishment of an angular range of foot pedal operation ...
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WO/1994/008118 |
A safety edge switch (10) which may be utilized to sense an obstruction present in a window opening upon closure of the respective window (18) of an automotive vehicle. The switch (10) may be secured to a window opening by adhesive attac...
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WO/1994/006138 |
The present invention includes a sensing edge (16) for controlling movement of a door (14) by actuation of a device upon force being applied to the sensing edge. The sensing edge includes a base member (20) for being secured to the leadi...
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WO/1994/005031 |
A free-wheeling safety switch (10) is intended for controlling a power supply (74) for a motor (76) and includes a linked single-throw conductor (14) and a double-throw conductor (40). A fusible link is located between the poles of the c...
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WO/1994/001878 |
The invention relates to a tap selector for an on-load tap changer, wherein the two tap selector shafts (3, 4) are made of metallic material and placed inside the current collector rings (22). The movable contacts (6, 7) of the selector ...
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WO/1994/000866 |
A remotely controllable circuit breaker device for interrupting power in a circuit path between a source (14) and a load (16) includes local and remote monitoring capabilities and a worm gear mechanism (56) for reliable control of the in...
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WO/1993/026022 |
A general purpose time delay weight activated switch (65) is disclosed. A foam seat cushion contains wire mesh electrical switch closing contacts (2, 3). Sitting or rising from the cushion opens and closes the switch (65). A solid state ...
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WO/1993/024946 |
A switch actuator for a pivotally mounted gate safety circuit. The actuator has a shaft which is rotatable about its longitudinal axis, the shaft being aligned with a hinge axis of the safety gate. A cam supported by the shaft defines a ...
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WO/1993/023864 |
The present invention includes a sensing edge (16) for controlling movement of a door (14) by actuation of a device upon force being applied to the sensing edge. The sensing edge includes a base member (20) for being secured to the leadi...
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WO/1993/021414 |
An astragal (10; 310; 410; 510) for attachment between a movable closure member (11; 111; 311; 411; 611) and a fixed surface having a sealing device and having an electrical switching device to signal engagement with an object including ...
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WO/1993/014621 |
The switch (40) has a housing (32) adapted to receive a lever shiftable relative thereto between an ON position and an OFF position for activating an electric lawn mower. A spring (38) cooperates with the housing (32) and the activator b...
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WO/1993/013537 |
A compact circuit breaker (10) in an enclosure (24) surrounding at least one stationary contact (38) and movable contact (40). A rotary operator (104) including rotary members (106) and a contact lever train (82) selectively causes the s...
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WO/1993/010549 |
A multipolar auto-isolating circuit breaker in which each pole has a feed-through insulator containing a vacuum chamber and comprising at one end thereof a first contact connected to a first terminal of the chamber so as to co-operate wi...
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WO/1993/009554 |
An electric switch with a switching mechanism with at least two contacts (17) arranged in a housing (1) from which project connecting members (4) connected to said contacts and with an actuating device (3) for at least one of the contact...
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WO/1993/009377 |
The invention relates to a safety switch intended to be connected into a safety circuit for an industrial machine, for example an industrial robot. The switch comprises a contact device (2) with a hand-operated device (3, 4) in which a p...
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WO/1993/007636 |
Devices using memory metals are in general switch-like devices wherein the shape change as a memory metal element is caused to pass through its transition temperature and so changes its shape is employed to drive or trigger some action. ...
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WO/1993/005525 |
An electrical switch assembly e.g. a contactor comprises a main contact pair (3) connected in series with an auxiliary contact pair (17). Solenoids (70, 71) are arranged to simultaneously close the contact pairs (3, 17) respectively. A p...
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WO/1993/000693 |
A remotely controllable circuit breaker device for interrupting power in a circuit path between a source and a load includes local and remote monitoring capabilities and a worm-gear mechanism for reliable control of the interruption mech...
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WO/1992/017894 |
A locking switch apparatus for an electric device includes a trigger button (70) having a pair of spaced flanges (76) cooperating to define a switch-receiving cavity. An electrical switch (30) has a hollow dielectric body (32) with oppos...
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WO/1992/017897 |
A relay device of the DC contactor type which utilizes a linear "impact break" method to achieve contact break. An armature (4) has attached at one end a plunger (10) situated at the base of the core (9) of the relay. A first spring (14)...
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WO/1992/017893 |
A hinge actuated switch apparatus initiates a control signal responsive to the rotational movement of a flip element (103) on a radiotelephone unit (100). The radiotelephone unit's circuitry senses of whether the flip element (103) is in...
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WO/1992/017896 |
A DC relay having an armature (12) pivotally mounted at one end while its other end remains separated from the pole center (8) by a spring (17). An actuator (20) carrying a moving contact (21) is movably mounted atop the armature (12). A...
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WO/1992/014079 |
A locking device (3), in particular for locking shift gear shifting elements, essentially has a housing (8) and a locking bolt (12) coaxially arranged in the housing (8) and retained in a shifting position by a pressure spring (15). A ca...
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WO/1992/003835 |
The invention concerns a device, in particular an electric push-button switch. The device consists of a helical spring (41) which is guided over at least part of its length on a spindle which acts as a guide or in a sleeve (37) which act...
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WO/1992/000205 |
Motor-vehicle steering-column switches already exist whith a switch housing and an actuation lever mounted to pivot about a spindle in the housing. Such switches have a knob which can be turned about the longitudinal axis of the actuatin...
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WO/1991/018407 |
The on-load switch proposed comprises a switching drive with, disposed above it, identically designed contact surfaces, there being a contact surface for each phase to be switched. Rotating shafts extend from the switching drive into the...
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WO/1991/015889 |
A vehicle storage battery protection system that senses a drop in battery voltage (20) to a level at which the battery still retains sufficient power to start the vehicle. If the sensed voltage remains at or below this level for a time g...
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