Patents for H01H 50 - Details of electromagnetic relays (9,923) |
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06/08/1976 | US3962659 Electromagnetic switch |
06/08/1976 | US3962658 Power pole module for contactor |
05/25/1976 | US3959759 Contact drive for electro-magnetic relays |
05/25/1976 | US3959758 Magnetically actuated switching device |
05/25/1976 | US3959756 Electrical switching device |
05/18/1976 | US3958200 Blade construction for relay |
05/18/1976 | US3958198 Magneto system including a tiltable u-shaped armature |
05/18/1976 | US3958094 Kickout switch and buzzer |
05/11/1976 | US3956722 Eddy current retarder control device |
04/27/1976 | US3953814 Polarized electro-magnetic relay |
04/06/1976 | US3949333 Auxiliary switch for electromagnetic contactor |
04/06/1976 | US3949332 Rapid action relay |
04/06/1976 | US3949276 Plug-in type relay |
03/30/1976 | US3947792 Electromagnetic relay |
03/23/1976 | US3946347 Electromagnetic relay structure |
03/16/1976 | US3944955 Solenoid switches |
03/02/1976 | US3942144 Contact holder for an electro-magnetic contactor |
03/02/1976 | US3942143 Electromagnetic switching apparatus, particularly motor contactor, with auxiliary contacts |
02/10/1976 | US3938066 Reed switches and process for making them |
02/03/1976 | US3936782 Automatic transfer switch |
01/27/1976 | US3935519 Control apparatus for two-speed compressor |
01/20/1976 | US3934214 Sealed contact having tapered reed tips |
01/20/1976 | US3934081 Method and apparatus for improving photomechanical reproduction by contrast decrease |