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