Patents for H01H 3 - Mechanisms for operating contacts (17,842)
06/1993
06/15/1993US5219416 Electric end of range contact with condition indication
06/15/1993US5219066 Wall mounted alarm switch with adjustable height actuator
06/09/1993EP0545745A1 Multipole switching device with partially transient action
06/09/1993DE4240463A1 Coupling to extend switch actuation plunger - has in=line coupling with spring clip inserted for coupling to switch body
06/09/1993DE4140225A1 Switch for electrical installation with stepper motor - moving contacts mounted in standard switch box
06/08/1993US5218366 Emergency transmitter buoy for use on marine vessels
06/01/1993US5216212 Disconnect/reversing switch
05/1993
05/27/1993WO1993010549A1 Auto-isolating medium voltage circuit breaker and use thereof in electrical bays and medium voltage substations
05/27/1993DE4238070A1 Switch actuator lever mechanism for vehicle steering column - has coupling element mounted on main lever that pivots to displace sliding element coupled to contacts
05/26/1993EP0543683A1 Middle voltage load break switch and application to a middle voltage cell and a middle voltage post
05/26/1993EP0543649A2 Keyswitch assembly
05/25/1993US5214401 Electromagnetic switch
05/25/1993US5214256 Membrane type switch with improved elastomeric actuator including a cap mounted in an actuator depression
05/19/1993EP0542113A1 Chuck
05/19/1993DE4137779A1 Motor drive for power switch or circuit breaker - has motor coupled to gear with ratchet to operate slide unit coupled to switching stage actuator.
05/18/1993US5211282 Squeeze switch
05/13/1993WO1993009554A1 Electric switch
05/13/1993WO1993009377A1 Safety switch for an industrial machine
05/13/1993DE4136576A1 Elektrischer schalter Electrical switches
05/12/1993EP0541187A2 Appliance for braking ratio of a rotation
05/11/1993US5210528 Audible floor mat
05/06/1993DE4216370C1 Foot pedal for controlling dental machinery - contains switches to determine actuating angle of sprung loaded top plate
05/05/1993EP0539887A2 Contact needle
05/05/1993CN1020523C Circuit breaker drive mechanism
05/05/1993CN1020522C Breaker of having voltage converter
05/04/1993US5207298 Elevator rotary door interlock
04/1993
04/29/1993DE4134799A1 Cable actuator for switchgear control units - uses Bowden type cable with covering sheath and steel cable core connecting switch button to striker head
04/28/1993EP0538502A1 Control device with a safe reset function
04/28/1993CN2131185Y Automatic electric breaker
04/28/1993CN1071530A Stop motion mechanism and relay with stop motion mechanism
04/27/1993US5206470 Operating device for gas circuit breaker
04/21/1993EP0537700A1 Electrical switching device, in particular rocker switch for household appliances
04/21/1993EP0401368B1 Teaching instruction panel for industrial robots
04/20/1993US5204511 Alphanumeric keyboard
04/20/1993US5203448 Push button key switch
04/20/1993US5203431 Elevator rotary lost door interlock
04/20/1993US5203147 Lawn mower activation switch
04/15/1993WO1993007636A1 Shape memory devices
04/15/1993DE4133411A1 Measurement and limit system to protect machine tool e.g. lathe against overrun - has end limit detectors defining range of movement of tool carriage that provide safe range of operation
04/13/1993US5201409 Vandal resistant push button assembly
04/08/1993DE4209652C1 Two directional drive for sunroof panel of motor vehicle - has electromotor coupled to drive pinion on drive shaft via reduction gearing
04/06/1993US5200877 Battery protection system
04/06/1993US5200586 Five gear isolating mechanism for bypass isolation switches
04/06/1993US5200584 Lever switch
04/01/1993DE4227841A1 Mechanical coupling for electronically activated switch - has spindle with pin contacting wedge-shaped surface on disc of switch spindle.
03/1993
03/30/1993US5197321 Control device with monitored operating element
03/30/1993CA1315325C Control circuit assisted ultra-rapid cut-out
03/25/1993DE4210602A1 Electric switch operated by illuminated pushbutton which is easily removable to replace lamp
03/25/1993DE4131827A1 Vacuum switch with spring coupled actuator - that has leaf spring located between drive stage and actuator rod of movable contact
03/24/1993CN2128768Y Ultra-thin switch
03/24/1993CN1070284A Drive apparatus with pressure medium for open and close switch contact
03/23/1993US5196658 Integral manual on/off crank assembly
03/23/1993US5195632 Force-storing actuator for load switch of step transformer
03/19/1993EP0571383A4 Battery protection system.
03/18/1993WO1993005525A1 An electrical switch assembly
03/16/1993US5193666 Handle extender for molded case circuit breaker actuator mechanism
03/11/1993DE4129787A1 Pneumatic valve for interlocked operation of electrical isolating switch - has two position directional valve supplying air to activator and with lever input to displace ball against curved surface
03/10/1993EP0530544A1 Fluid pressure operating means, for opening and closing the contacts of a circuit breaker
03/10/1993EP0530200A1 On-load switch for the multi-stage switch in a step transformer
03/09/1993US5192841 Circuit breaker with shock absorbing mechanism
03/09/1993US5192381 Power door sensing strip
03/03/1993EP0529278A1 Coupling device for switchgears
03/03/1993EP0529126A1 Self-adjusting electric switch and gas cylinder
03/02/1993US5191179 Tap selector anti-arcing system
03/02/1993US5190150 Ball bearing plunger actuator for a switch
03/01/1993CA2072272A1 Handle extender for molded case circuit breaker actuator mechanism
02/1993
02/25/1993DE4128017A1 Short stroke pushbutton panel switch e.g. for operating electric train or bus door traffic lights, lift - has smooth foil type pushbutton that moves against flexible element to cause bridge contact to complete circuit
02/24/1993EP0528362A2 A side grip for a video camera
02/23/1993US5189259 Face plate having press-fit attachment to electrical switches, outlets and the like
02/16/1993US5187336 For use with a cash box
02/16/1993US5187335 Switch with interlocked operators
02/10/1993EP0454828A4 Communications device with movable element control interface
02/04/1993DE4125735A1 Drive speed changing appts. e.g. for motor of laboratory stirrer - comprises switchgear, with manually operated potentiometer
02/03/1993EP0526379A1 Driving gear commutator-switch
01/1993
01/28/1993DE4124594A1 Electrical switch for operating vehicle lights, indicator, windscreen wiper etc. - has contact element on spring-loaded input actuator located with small clearance relative to switching arm
01/19/1993US5180051 Remote control circuit breaker
01/12/1993US5178548 Connector module for providing electrical contacts to magnet valves
01/07/1993DE4219496A1 Remote operated mains switch - has actuator connected via heat-shaped plastic tube contg. plastic rope
12/1992
12/30/1992EP0520848A1 Dynamometric rod
12/29/1992WO1993000693A1 Remote control circuit breaker
12/29/1992US5175759 Communications device with movable element control interface
12/23/1992CN1067330A Electric appliance with magnetic controlled isolating switch
12/22/1992US5173676 Electric switches
12/22/1992US5173591 Electric gearshift for children's cars
12/16/1992EP0517932A1 Luminous contrast areas for emergency shutdown control switches in dark spaces
12/16/1992CN2125192U Rain-proof high-voltage insulating operating rod
12/15/1992US5171946 Switch for detecting abnormal rotational movement of a bearing mounted shaft
12/09/1992EP0517384A1 Power take-off devices
12/09/1992EP0516640A1 Quick-action circuit breaker.
12/08/1992US5170088 Driving structure for electronic parts in a mechanism
12/03/1992DE4117374A1 Tennis practice device with ball placement display - has freely positioned mat with signal contacts closed upon impact of tennis ball
12/02/1992EP0516476A2 Anti-theft sensor
12/01/1992US5167432 Safety bumper with signalling device
11/1992
11/25/1992EP0514995A1 Compact device for the manual control of operating switches
11/24/1992US5166513 Dual actuation photoelectric foot switch
11/24/1992US5165295 End stop for stepper for step-type transformer
11/19/1992DE4116314A1 Friction damper with conical plunger for power switch - has ring around symmetrically divided friction body forced outwards by pressure of tapered switch rod termination
11/18/1992CN2122426U Dual protecting anti-theft alarming switch
11/17/1992US5164924 Double-pipe switch structure for use in compact electronic apparatus of wrist watch type
11/17/1992US5164554 Pivotable pushbutton operated multiple switch assembly