Patents for H01H 11 - Apparatus or processes specially adapted for the manufacture of electric switches (6,731) |
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08/06/1991 | US5038004 Miniature switch |
07/31/1991 | EP0438793A2 Switch device |
07/31/1991 | CN1053509A Internal oxidating method of electric contact material and material of producing by such method |
07/25/1991 | DE4101388A1 Mfg. switchboard pre-wired electromechanical control and display devic - assembling mechanically separable sub-units carrying push-buttons and modules on boards accommodating positional tolerances |
07/24/1991 | EP0437917A2 Internal-oxidation method for production of electrical contact materials |
07/11/1991 | WO1991010248A1 Switch with driving head |
07/11/1991 | DE3943375A1 Schalter mit antriebskopf Switch with power head |
06/27/1991 | WO1991009410A1 All pressure switch |
06/27/1991 | WO1991009409A1 Process for producing a surface-coated component, especially a contact member for a vacuum switch, and device for implementing the process |
06/25/1991 | USRE33618 Method for initially polarizing and centering a piezoelectric ceramic switching device |
06/25/1991 | US5027021 Electric actuator switch with multiple brushes |
06/15/1991 | CA2012076A1 All pressure switch |
06/13/1991 | DE3940647A1 Electrical switch with contact roller and spring support - preassembled together with spring in recess of switching element so that spring is compressed on assembly |
06/13/1991 | DE3940285A1 Electrical switch with contact bar between two stops - has asymmetrical wedge profile at end of bar, reversible for NO or NC application |
06/06/1991 | DE3939429A1 Switch contact disc mfr. for coded switches - forming contacts projecting radially outwards from disc |
06/05/1991 | EP0430845A1 Driving gear commutator switch |
06/04/1991 | US5021615 On/off loadbreak switch |
06/04/1991 | US5020217 Methods for fabricating an electrical contact |
06/04/1991 | US5020215 Method of an apparatus for manufacturing a keyboard |
05/30/1991 | WO1991007700A1 Process for the production of metal microstructure bodies |
05/28/1991 | US5019156 Sintered electric contact material for vacuum switch tube and process for manufacturing the same |
05/21/1991 | CA1284276C Means for mounting terminal blades in a housing of a timer |
05/16/1991 | WO1991006964A1 Contact device for a changer relay |
05/16/1991 | DE4008248C1 Rotary electrical switch with two arresting cams - moved by arrestor to engage contact parts for different switching functions |
05/14/1991 | USRE33587 Method for (prepolarizing and centering) operating a piezoceramic power switching device |
05/07/1991 | US5014157 Apparatus for controlling and testing an electric installation |
05/07/1991 | US5013266 Twisted terminal for switching device |
04/25/1991 | WO1991006965A1 Device for producing a contact device, contact device and the use thereof |
04/25/1991 | DE3935773A1 Verfahren zum herstellen einer kontaktvorrichtung A method of manufacturing a contact device |
04/25/1991 | DE3935351A1 Contact system for miniature electrical relay - has fixed contacts on plates locating on conductor pins |
04/23/1991 | US5010214 Rotary switch |
04/18/1991 | DE3934456A1 Mfg. mercury switch input-shaped housing - with sphere heat drying and vacuum sealing mercury in sterilised container |
04/17/1991 | EP0422087A1 Welding set for welding a single contact element on a support element |
04/16/1991 | US5008498 Rotary switch |
04/09/1991 | USRE33568 Piezoelectric ceramic switching devices and systems and methods of making the same |
04/09/1991 | US5006680 Miniature |
04/04/1991 | WO1991004567A1 High current switch components |
04/03/1991 | EP0420609A2 On/off loadbreak switch |
04/03/1991 | EP0419940A2 Method of manufacture of a housing for a vacuum switch |
03/27/1991 | EP0418263A1 Electromagnetic switching device |
03/26/1991 | US5003283 Thermal cutoff with lead indicia |
03/21/1991 | WO1991003830A1 Multi-element metallic composite article and method of manufacture |
03/20/1991 | EP0418206A2 A fuse-disconnecting switch |
03/13/1991 | EP0415969A1 Contact bolt for switches, switching relays and the like |
03/12/1991 | US4999464 Molded case circuit breaker contact and contact arm arrangement |
03/12/1991 | CA1281370C Wall box dimmer switch with plural remote control switches |
03/06/1991 | EP0414709A1 Sintered contact material based on silver for use in power engineering switchgear, in particular for contact pieces in low-voltage switches. |
03/05/1991 | US4998085 Front surface grid for thermostat subbase |
02/26/1991 | US4996401 Push-button |
02/26/1991 | CA1280796C Pushbutton switch using dome spring and switch element thereof |
02/21/1991 | DE3943377C1 Locking closure for electrical switching appts. housing - has arresting nose on cover engaging recess in housing and locking part arresting snap coupling |
02/19/1991 | US4993787 Electromagnetic relay |
02/06/1991 | EP0411940A2 Electric contact material |
02/06/1991 | EP0411331A2 Switch contact arrangement |
02/06/1991 | EP0410984A1 Spool body and process for producing a spool body. |
02/06/1991 | EP0155322B1 Electrode of vacuum breaker |
02/05/1991 | US4990875 Circuit breaker |
01/30/1991 | EP0410472A2 Electric contact |
01/30/1991 | CN1011450B Kinematic tranmission system between the operating mechanism and poles of a moulded insulating case electrical circuit breaker |
01/23/1991 | EP0409047A2 Method of manufacturing a vacuum interrupter chamber |
01/09/1991 | CN1048412A Method of forming compacts |
01/09/1991 | CN1048411A Method of forming compacts |
01/08/1991 | US4983794 Snap action switching device |
01/08/1991 | US4983788 Electric switch mechanism for relays and contactors |
12/31/1990 | CA2017867A1 Methods of making high performance compacts |
12/31/1990 | CA2017840A1 Method of making dimentionally reproducible compacts |
12/25/1990 | USRE33504 Wall box dimer switch with plural remote control switches |
12/25/1990 | US4980801 Protection module for a contact-maker electromagnet |
12/25/1990 | US4980245 Multi-element metallic composite article |
12/25/1990 | US4980221 Permeation printed plastic body |
12/25/1990 | US4980125 Silver, mixed oxides of tin, bismuth and copper, added to bismuth zirconate or titanate; improved excess temperature behavior; motors, power switches |
12/19/1990 | EP0403218A2 Electrical switch component and switches formed thereby |
12/18/1990 | US4978822 Switch for integrated circuit package |
12/18/1990 | US4978491 Molded resin casing of electronic part incorporating flexible board |
12/13/1990 | WO1990015425A1 PROCESS FOR PRODUCING A CuCr CONTACT MATERIAL FOR VACUUM SWITCHES AND APPROPRIATE CONTACT MATERIAL |
12/13/1990 | WO1990015424A1 PROCESS FOR PRODUCING A CuCr CONTACT MATERIAL FOR VACUUM SWTICHEs AND APPROPRIATE CONTACT MATERIAL |
12/12/1990 | EP0401595A2 Sintered electric contact material for vacuum switch tube and process for manufacturing the same |
12/04/1990 | US4975800 Contact abnormality detecting system |
11/28/1990 | EP0399048A1 Panel switch and method of producing the same |
11/20/1990 | US4971754 Forming contacts of silver and tin oxide by reaction of silver nitrate with a strong base and reduction to silver metal |
11/15/1990 | DE3915767A1 Electrical switch unit for vehicle servo drive control - has number of contacts in parallel on pair of pressed metal elements |
11/07/1990 | EP0395810A2 Snap action switch |
11/06/1990 | US4968526 Method for fabricating a key top |
10/24/1990 | EP0393597A2 Contact device |
10/23/1990 | US4965418 Molded case circuit breaker line strap configuration |
10/17/1990 | EP0392836A2 Circuit protector construction |
10/13/1990 | CA2010916A1 Circuit protector construction |
10/10/1990 | EP0391339A2 High voltage switch gear |
10/10/1990 | EP0391049A1 Switch, in particular switch for appliance |
09/25/1990 | CA1274571A1 Modular tool system switch and actuator assembly |
09/04/1990 | US4954170 Methods of making high performance compacts and products |
08/28/1990 | US4952296 Device for selective galvanic coating |
08/21/1990 | US4951018 Electromagnetic contactor |
08/14/1990 | US4948424 Containing silver and oxides of copper, bismuth, and tin produced from intraoxdized alloys of the metals and zirconium oxide |
08/14/1990 | US4947544 Method of manufacturing fluid pressure sensor |
08/07/1990 | US4947122 Method and apparatus for adjusting a bimetal trip element |
08/02/1990 | WO1990008496A1 Device for supporting the electrical and mechanical control elements of a toaster and toaster comprising such device |
07/31/1990 | US4945256 Device for producing even closing of a circuit breaker |
07/31/1990 | US4945195 Rotary switch |
07/26/1990 | CA2000444A1 Improved electromagnetic contactor |