Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 3 - Mechanisms for operating contacts
Patents for H01H 3 - Mechanisms for operating contacts (17,842)
06/1991
06/26/1991EP0433551A1 Circuit breaker contactor
06/26/1991EP0433377A1 Vehicle crush zone crash sensor
06/26/1991EP0433300A1 Speed detector
06/26/1991CN2079795U Telecontrol power source switch for cut off
06/25/1991US5027095 Molded case circuit breaker cover insert
06/18/1991US5025236 Circuit breaker
06/18/1991US5025171 Method and arrangement for providing power operation of switchgear apparatus
06/18/1991US5024115 Spindle drive
06/13/1991DE4019236A1 Rolling electrical contact preventing cold welding
06/12/1991CN1012863B Operation mechanism for electric circuit breaker
06/11/1991US5023530 Windshield wiper motor
06/11/1991US5023418 Safety edge switch
06/11/1991US5023417 Switch assembly having a rocker switch connected to a remote actuator
06/06/1991DE3940425A1 Remote control with position indicator for manual switchgear - employs rotary switch whose operation modifies visual aspect in window in conjunction with movement of switchgear contacts
06/06/1991DE3939720A1 Electrical switch - has manual actuator knob with facility to select which direction is selected for on state
06/06/1991DE3939716A1 Electrical switch - has rotary actuator mounted on door which can only be turned when door is closed
06/06/1991DE3939715A1 Electrical switch assembly - has coupling to connect misaligned actuator and switch spindles
06/05/1991EP0375732B1 Locking device for switchgear with electromagnetic drive
06/05/1991CN2078486U Electricity-saving magnetic switch
06/05/1991CN1052016A Communications device with voice recognition and movable element control interface
06/05/1991CN1052015A Communications device with movable element control interface
05/1991
05/29/1991CN2078038U Branch switch half shaft gate type dual lock joint device operated mechanism
05/28/1991US5019950 Timed bedside night-light
05/23/1991DE3938489A1 Self-contained wall-mounted relay-switch - has sealed body with latchable contacts and ON display light
05/22/1991EP0427885A1 Switch shaft holder for circuit breaker
05/21/1991WO1991007836A1 Communications device with movable element control interface
05/21/1991WO1991007835A1 Communications device with voice recognition and movable element control interface
05/21/1991US5017747 Microswitch
05/21/1991US5017745 Burner control device and electrical switch unit assembly, parts therfor and methods of making the same
05/16/1991DE4039566A1 Appts. for sensing adjustment of variable impedance device
05/15/1991EP0427641A1 Remote control unit for an electric circuit breaker
05/14/1991US5015996 Switch device with a trouble detecting and indicating function
05/14/1991US5015806 Electrical switching device
05/09/1991CA2014846A1 Tap selector anti-arcing system
05/08/1991EP0425628A1 Safety bumper.
05/08/1991DE4039568A1 Appts. for sensing adjustment of variable impedance device
05/02/1991WO1991006144A1 Light switch and outlet guard
05/02/1991WO1991006111A1 Self adjusting switch
04/1991
04/30/1991US5012215 Protected switch contactor apparatus
04/30/1991US5012214 Lock mechanism for a limiting contact maker
04/30/1991US5012056 Control device for use in an electrical switch
04/30/1991US5012053 Contact device for a switch
04/24/1991EP0424280A1 Electronic control circuit for a direct current energised pulse motor
04/24/1991EP0423291A1 Control switch with monitored operating element.
04/24/1991EP0280680B1 Electromagnetic switch, in particular for starting devices of internal combustion engines
04/23/1991US5010215 Electrical switching mechanism
04/23/1991US5009610 Light switch and outlet guard
04/23/1991CA1283316C Snap over lens assembly
04/18/1991WO1991005223A1 Device for the analog triggering of a digital adjustment process
04/18/1991WO1991004908A1 Self-adjusting slide assembly for weight on gear switch
04/18/1991DE3934185A1 Circuit for monitoring of high voltage pylons - uses strips of parallel pressure switches electrically connected to monitoring circuitry
04/17/1991EP0422819A1 Rolamite sensor
04/16/1991US5008648 Electronic door wedge alarm
04/10/1991EP0421048A1 Safety edge
04/09/1991US5006682 Linear snap action operating mechanism and an electrical switch incorporating same
04/09/1991US5006681 Leaf spring system and an electric switch provided with such a leaf spring system
04/09/1991US5006680 Miniature
04/09/1991US5006677 Automobile brake vacuum switch
04/09/1991US5005295 Portable power driven tool
04/09/1991CA1282851C Intrusion detection switch housing
04/04/1991DE3932125A1 Manually operable electrical switch - having pivotable lever making contact with switch operating member
04/02/1991US5004875 Stored energy contact operating mechanism
03/1991
03/30/1991WO1991005358A1 Energy management accessory for circuit breaker
03/28/1991DE3930982A1 Adjusting device with control knob thermostat - uses shaft in conjunction with potentiometer to operate electrical switch
03/26/1991US5003140 Long keybutton stabilizer
03/26/1991US5003136 Gas strut switch assembly
03/26/1991US5003135 Cable-controlled electrical safety switch device
03/26/1991CA1282101C Circuit interrupter with integral stop means for contact arm
03/26/1991CA1281986C Control device for electrical wheelchairs or the like
03/22/1991CA2021089A1 Control assembly for adjusting thermostat setting
03/19/1991US5001310 Puncture-resistant mat for pressure-actuated switches
03/19/1991US4999873 Hinge brake
03/13/1991EP0417015A1 Control mechanism of a high tension multipolar switch
03/13/1991EP0415937A1 Snap-action spring drive for load-reversing switches of multiple contact switches
03/12/1991US4999598 Three-position actuating mechanism for transfer switch
03/12/1991US4998318 Knob device
03/12/1991CA1281394C Welded contact safety technique
03/08/1991CA2024198A1 Operating mechanism of a high-voltage multipole switch
03/06/1991EP0414940A1 Drive for positioning equipment
02/1991
02/28/1991DE3927037A1 Electric switch with two actuators - has movable switching member for each actuator, matching decoupler for one actuator, or coupled switching member
02/27/1991CN2072268U Integrated protector for household electric appliances
02/26/1991US4996400 Self adjusting switch
02/26/1991US4996397 Spring-force drive for a power switch
02/26/1991US4996394 Push button vacuum-electric air control device for automotive vehicles
02/26/1991US4995639 Vehicle crush zone crash sensor
02/21/1991DE3943377C1 Locking closure for electrical switching appts. housing - has arresting nose on cover engaging recess in housing and locking part arresting snap coupling
02/21/1991DE3927149A1 Construction assembly including telescopic strut
02/20/1991EP0413400A1 Transport vehicle with a container unloading device
02/20/1991CN2071828U Rotary energy-accumulating high-tension isolating switch
02/19/1991US4994636 Electrical control device
02/19/1991US4994635 Push button automotive vacuum-electric air control devices having improved valving, switching and delatching
02/19/1991US4993144 Method of making a cyclable electrical switch construction
02/19/1991CA1280529C Resilient pad for keyboards
02/14/1991DE3926331A1 Keyboard key with improved interference fit - has recess in one, projection in the other in cross-shape with keys or notches in arms
02/14/1991DE3926098A1 Starter switch for electrically driven appts. - has several handles, operatable in arbitrary sequence for switch-on step
02/13/1991CN2071377U Automatic interlocking controlling device for anti-wrongly operation of high voltage switch apparatus
02/12/1991US4992777 Switch device with a trouble detecting and indicating function
02/12/1991US4992635 Self locating push-button switch box
02/12/1991US4992632 Vacuum valve/switch assembly
02/12/1991CA1280140C Low voltage vacuum circuit interrupter
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