Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 1 - Contacts
Patents for H01H 1 - Contacts (16,507)
09/1989
09/14/1989DE3806573A1 Pair of contacts
09/13/1989EP0332208A2 Switching system for equipment of conducting card
09/12/1989US4866403 Stationary contact for low-voltage circuit breakers
09/12/1989US4866228 Key switch with multiple contact points
09/12/1989US4866227 Sealed contact device
09/12/1989US4866225 Insulated light weight metallic crossbar in polyphase circuit breaker assemblies for inhibiting arcing
09/12/1989US4866222 Rotatively power operated electrical switching device
09/12/1989US4866220 Electric switch with integrated connector
09/12/1989US4866219 Modular encoder and switch assembly
09/12/1989US4864824 Thin film shape memory alloy and method for producing
09/05/1989US4864286 Switch operation monitoring apparatus
09/05/1989US4864261 Contactor device fo circuit breaker
08/1989
08/31/1989DE3903414A1 Switch combination consisting of a main switch and an auxiliary switch
08/30/1989CN1035139A Super perforance silver base alloy for electric contact
08/29/1989US4862133 Thermal switch
08/29/1989US4862132 Bimetal switch
08/29/1989US4861952 Pressure activated switch
08/29/1989US4861951 Rotary switch with indexing structure mounted to a printed circuit board
08/23/1989EP0329138A1 Electromagnetic relay
08/23/1989CN2043415U Electric contact cleaning device
08/22/1989US4859238 Silver-iron material for electrical contacts
08/22/1989US4858303 Method of assembling a dynamoelectric machine
08/16/1989EP0327692A1 Operating indicator for circuit breakers
08/10/1989WO1989007326A2 Telephone junction box and switch therefor
08/10/1989DE3803065A1 Vacuum switching tube
08/09/1989EP0327157A2 Contact material and process of manufacturing it
08/08/1989US4855699 Self-cutoff for latching coaxial switches
08/08/1989US4855544 Multiple level miniature electromechanical accelerometer switch
08/08/1989US4855541 Electronic component having improved rotary switch detent spring construction and improved terminal seal structure
08/08/1989US4855104 Method for the production of sintered electrical contact material for low voltage power switching
08/08/1989CA1258283A1 Contact assembly for low-voltage circuit breakers with a two-arm contact lever
08/03/1989DE3802688A1 Polarised relay
08/03/1989DE3802647A1 Device for indicating the switching condition of an overload circuit breaker
08/02/1989EP0326116A1 Contact arrangement for a relay
08/02/1989EP0325767A2 Low-tension power circuit breaker with interchangeable contacts
08/01/1989US4853184 Contact material for vacuum interrupter
07/1989
07/25/1989US4851807 Electric switch and contact terminal arrangement
07/25/1989US4851804 Thermo-activating breaker
07/25/1989US4851707 "Fritting" technique and apparatus for improving the sound of switches and connectors in audio circuits
07/19/1989EP0324439A2 Package for an electromagnetic relay
07/19/1989EP0324262A1 Electromagnetic actuator
07/18/1989US4849729 Temperature-sensitive switch with a casing
07/18/1989US4849590 Electric switch with counteracting electro-electro-dynamic forces
07/18/1989US4849589 Contact assembly for a circuit breaker
07/18/1989US4849584 High voltage switch assembly
07/18/1989US4849079 Process for preparing low electrical contact resistance composition
07/11/1989US4846901 Alloying, multilayer sheets, oxidation
07/05/1989EP0323057A2 Improved electrical switch
07/04/1989US4845459 Contact arrangement of a low-voltage circuit breaker with electro-dynamic breaking
07/04/1989US4845320 Time difference switch
07/04/1989CA1256923A1 Bridging isolator with camming action for springless contact pressure
06/1989
06/29/1989DE3743244A1 Switching apparatus arrangement for connecting and disconnecting capacitors
06/29/1989DE3742609A1 Contact system for a high-voltage switch
06/28/1989EP0321744A1 Circuit for electrical apparatuses
06/28/1989EP0321668A2 Circuit board with conductor
06/27/1989US4843364 Thermostatic electric switch
06/27/1989US4843200 Switch Mechanism having a conductive contact arm with a double pivot
06/26/1989EP0215102A4 Switch assembly.
06/22/1989DE3742088A1 Accumulator unit
06/20/1989US4841108 Recloser plenum puffer interrupter
06/20/1989US4840254 Elevator hoistway door interlock
06/14/1989EP0320216A1 Torsion spring contact switch
06/14/1989EP0320208A1 Method of making improved silver-tin-indium contact material and product thereof
06/14/1989CN1004528B Deposited au-sic composite coat
06/13/1989US4839483 Modular watertight switch for use in personal care appliances
06/13/1989US4839475 Modular switch assembly having wiping contacts
06/13/1989US4838816 Electrical terminal having a receptacle contact section of low insertion force
06/08/1989DE3838478A1 Electrical contact
06/08/1989DE3837454A1 Switch for end-stop switching-off of an electrically driven device
06/07/1989EP0319478A2 Printed circuit board relay
06/07/1989EP0318892A1 Electrical contact material of Ag, SnO2, GeO2 and In2O3
06/07/1989EP0318831A2 Electric power connectors
06/06/1989US4837538 Electromagnetic relay
06/06/1989US4837411 Spring switch
06/06/1989US4836978 Method for making vacuum circuit breaker electrodes
06/06/1989CA1255124A1 Copper alloys having an improved combination of strength and conductivity
06/01/1989DE3838971A1 Goldplattierte anschlusselemente Gold plated connector elements
06/01/1989DE3804558A1 Circuit element
05/1989
05/30/1989US4834939 Composite silver base electrical contact material
05/30/1989CA1254933A1 Circuit breaker contact structure
05/30/1989CA1254929A1 Low profile electromagnetic relay suitable for being mounted to printed circuit board
05/24/1989EP0316707A1 Miniaturized thermal contact breaker for printed circuit board
05/24/1989EP0316534A1 Circuit element
05/24/1989EP0316363A1 Electromagnetic switch, in particular for cranking devices of internal combustion engines.
05/16/1989US4831348 Low profile electromagnetic relay to printed circuit board
05/16/1989US4831222 Integrated pad switch
05/16/1989US4830821 Alloying
05/11/1989DE3736835A1 High-voltage switch
05/10/1989EP0315262A1 Thermostat for board mounting
05/10/1989EP0314981A1 Process for production of smelting material containing copper, chromium and at least one volatile component and consumable electrode for use in such a process
05/10/1989EP0314723A1 Multi-way switch
05/10/1989EP0178327B1 Method of manufacturing transparent electrode substrate
05/03/1989EP0314540A1 Opening device for a multipole circuit breaker with a rotating contact bridge
05/03/1989EP0314523A1 Electrically conductive spring materials
05/03/1989DE3803125C1 Electrical switch
05/02/1989US4827096 Universal switch with integral contact tabs
05/02/1989CA1253549A1 Molded case circuit breaker with an apertured molded cross bar for supporting a movable electrical contact arm
05/02/1989CA1253542A1 Circuit breaker with arc gas vent baffle
04/1989
04/26/1989EP0313385A2 Electromagnetic relay
04/26/1989EP0313270A2 Latch/switch arrangement for securing circuit modules into circuit housings with circuit switching accomplished during the insertion of the module into the housing
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