Patents for H01H 50 - Details of electromagnetic relays (9,923)
08/1980
08/06/1980EP0013991A1 Arrangement of contact springs for polarized electromagnetic relays
08/05/1980US4216453 Laminated spring for relays and three-way switches
08/05/1980US4216452 Electromagnetic relay with double-breaking contacts
08/05/1980CA1083207A1 Modular type electromagnetic relay
07/1980
07/29/1980US4215329 Polarized electromagnetic miniature relay
07/15/1980US4213108 Switch structure having parts embedded in plastic
07/15/1980CA1081740A1 Overcurrent latch for magnetic contactor
06/1980
06/25/1980EP0012696A1 Water-tight electromagnetic relay
06/24/1980CA1080286A1 Contactor having means to inhibit contact welding caused by jamming of the armature
06/24/1980CA1080285A1 Electromagnetic relay with a permanent magnet and a shunt
06/17/1980CA1079783A1 Electromagnetic switching relay
06/11/1980EP0011668A1 Electromagnetic movable-armature relay with one or more change-over contacts
06/03/1980US4206432 Electromagnetic relay
06/03/1980US4206431 Monostable electromagnetic rotating armature relay
05/1980
05/28/1980EP0011201A1 Electromagnetic switchgear
05/13/1980US4203084 Ventilated electromagnetic switch
05/06/1980CA1077094A1 Electromagnetic relay with pivoted armature
05/06/1980CA1077093A1 Electromagnetic relay comprising spring clip for locking magnet assembly to the insulating body
04/1980
04/22/1980US4199740 Switch device and method of making
04/22/1980CA1076172A1 Contactor having reduced contact bounce and shorter arc time
04/08/1980CA1075292A1 Electromagnetic switching apparatus
04/03/1980WO1980000637A1 Method of manufacturing gas-filled electric switch
03/1980
03/25/1980US4195275 Multiple electromagnetic relay
03/25/1980US4195212 Contactor having higher fault current withstandability
03/25/1980CA1074380A1 Stationary contact combination
03/11/1980US4193052 Low current relay
03/06/1980WO1980000391A1 A magnetic latch device for a clapper type contactor
02/1980
02/26/1980US4190751 Electrical contact switch with an extremely small actuating movement
02/12/1980US4188602 Relay repair apparatus
02/06/1980EP0007551A1 Contact bridge assembly
02/05/1980CA1071275A1 Electromagnetic solenoid relay assembly and electrical connection means therefor
01/1980
01/23/1980EP0007068A1 Electromechanical component, particularly a relay
01/22/1980US4185259 Magnetic contactor with an adjustable latch release
01/22/1980US4185163 Housing assembly for an electromagnetic relay
01/15/1980US4184134 Electrical switching apparatus having convertible contact structure
01/15/1980CA1069964A1 Miniature relay with bearing supports associated with the housing
12/1979
12/25/1979US4180304 Dissemblable multi-part electrical connector
12/18/1979CA1068318A1 Leaf string type double-throw contact assembly
12/12/1979EP0005734A1 Electromagnetically operated switch gear
12/04/1979US4177441 Electromagnetic structure for a vital relay
12/04/1979US4177440 Moving-armature electromagnetic device
12/04/1979US4176446 Assembly process of electrodes in an insulating material
11/1979
11/20/1979US4175260 Relay device, methods of assembling and mounting, and system
11/13/1979US4174508 Relay latching apparatus
10/1979
10/30/1979US4173004 Magnetic latch device for a clapper type contactor
10/23/1979CA1065042A1 Contactor device including arc suppression means
10/16/1979CA1064234A1 Manufacture of coil bobbins
10/02/1979CA1063653A1 Polarized electromagnetic relay
09/1979
09/18/1979US4168480 Relay assembly
09/18/1979CA1062752A1 Contact blade for connection of an apparatus to a base plate
09/11/1979US4167717 Electromagnetic relay
08/1979
08/28/1979CA1061393A1 Electromagnetic devices
08/28/1979CA1061392A1 Electromagnetic devices
08/21/1979CA1060928A1 Electrical contactor
08/14/1979US4164720 Mercury-wetted reed contact relay
08/07/1979US4163314 Method of manufacturing an electromagnetic relay
07/1979
07/24/1979US4161816 Method of making relay and RF adaptor assembly
07/24/1979CA1059190A1 Miniature low profile relay
07/11/1979EP0002748A1 Magnetic trip device for fault current protection switch
07/10/1979US4160965 Polarized miniature relay
07/03/1979US4160222 Monostable electromagnetic relay with permanent magnetic bias
06/1979
06/26/1979US4159455 Electromagnetic miniature relay
06/19/1979US4158836 Solid state timer for sealed contact relay
06/19/1979US4158828 Relay device
06/05/1979US4157463 Switch apparatus
05/1979
05/22/1979US4156216 Mercury switch relay
05/16/1979EP0001872A1 Electromagnetic device, such as a relay, with a movable armature having a centre pole face and two end pole faces
05/16/1979EP0001827A1 Multiple relay
05/16/1979EP0001802A1 Monostable elctromagnetic rotary armature relay
04/1979
04/17/1979US4150348 Magnetic latching coaxial switch
04/17/1979CA1052897A1 Relay and rf adaptor assembly and method therefor
04/17/1979CA1052840A1 Stacked contact spring set with backlash-free actuator
04/10/1979US4149131 Electromagnetic relay
04/10/1979US4149047 Contactor having interlock for movable contact carrier
03/1979
03/06/1979CA1050089A1 Reed switches and process for making them
02/1979
02/27/1979US4142167 Solenoid operated, oppositely rotated actuator
02/21/1979EP0000711A1 Contactor with readily accessible wire connecting terminals disposed at different levels
02/13/1979US4139830 Electromagnetic switching apparatus including improved means for mechanically latching a contact bridge carrier
02/13/1979US4139754 Stationary contact combination
01/1979
01/23/1979US4136321 Reed relay assembly and the method of making same
01/23/1979US4135297 Method for the production of a coil body with connecting pins incorporated in the course of injection
01/23/1979CA1047083A1 Auxiliary interlock switch with interchangeable and reversible chisel-shaped contacts and spring biasing mechanism
01/16/1979CA1046563A1 Sealed switch with reed contacts having tapered tips
01/09/1979CA1046120A1 Contact biasing spring arrangement
01/09/1979CA1046113A1 Electro-magnet for direct current relays_
01/02/1979CA1045661A1 Housing for securing a damping compression spring in an electromagnetic switching apparatus
12/1978
12/26/1978US4131865 Three pole electromagnet
12/26/1978CA1045188A1 Power pole module for contactor
12/12/1978CA1044286A1 Terminal structure for electromagnetic contactor
11/1978
11/28/1978CA1043398A1 Bistable switch comprising strip contacts
11/14/1978US4125887 Socket and relay assembly
11/07/1978US4124832 Electromagnetic relay
11/07/1978CA1042039A1 Reed relay
10/1978
10/31/1978CA1041649A1 Automatic transfer switch
10/03/1978CA1039778A1 Sealed electromagnetic relay and method of its assembly
09/1978
09/26/1978US4117435 Flap-armature electromagnet
09/26/1978US4117429 Electromagnetic switching apparatus
09/26/1978US4117428 Electro-magnetic switching apparatus having electrically separated contact elements
09/12/1978CA1038426A1 Sealed electromagnetic relay of dual-in-line type
09/05/1978US4112400 Relay for printed circuits
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