Patents for H01H 37 - Thermally-actuated switches (7,388) |
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01/20/1981 | US4246561 Temperature-responsive electrical switch with sliding contact |
01/20/1981 | CA1094150A1 Line protector for a communications circuit |
01/14/1981 | EP0022149A1 Temperature regulator for aquarium heater |
01/13/1981 | US4245142 Control unit and electrical switch construction therefor and methods of making such a control unit and electrical switch construction |
01/13/1981 | CA1093619A1 Thermostatic control switch |
01/13/1981 | CA1093618A1 Gas operated switches |
01/06/1981 | US4243967 Thermostat and method of operating |
12/16/1980 | US4239153 Multiple temperature actuated fluid-electric control device |
12/02/1980 | US4237513 Thermoconstrictive disconnect of conductors in electrical apparatus |
12/02/1980 | US4237440 Glass-tube fuse |
12/02/1980 | CA1090854A1 Circuit fuse cover indicator |
12/02/1980 | CA1090853A1 Thermal cut-off fuse |
11/26/1980 | EP0019310A1 Fire indicator with a temperature-sensitive element |
11/25/1980 | US4236136 Tripping device for an overload circuit breaker |
11/25/1980 | US4236135 Sealed motor protector |
11/25/1980 | CA1090410A1 Photographic flashlamp unit |
11/18/1980 | US4233750 Adjustable surface temperature detector |
11/12/1980 | EP0018469A1 Temperature control switch |
11/11/1980 | CA1089518A1 Thermally actuated electrical switch |
11/04/1980 | US4231512 Thermostat |
11/04/1980 | CA1088981A1 Electric fuse |
10/28/1980 | US4231010 Thermostatic switch employing a stud member for calibration of the switch |
10/28/1980 | CA1088602A1 Thermostatic switch and method of assembly |
10/28/1980 | CA1088601A1 Thermally operated switch with ambient temperature compensator |
10/21/1980 | CA1088132A1 Temperature sensitive switch |
10/14/1980 | CA1087658A1 Thermal cut-off fuse |
10/14/1980 | CA1087657A1 Temperature responsive circuit interrupter comprising contact actuating fusible material |
10/07/1980 | US4227169 Combined thermal and electrical cut-off device |
10/01/1980 | EP0016525A1 Thermostatic electrical switch and method of assembling such a switch |
10/01/1980 | EP0016467A1 Electric fuses employing composite metal fuse elements |
09/30/1980 | US4225841 Temperature-dependent switch |
09/23/1980 | US4224593 Double-motion thermostat |
09/23/1980 | US4224592 Miniature plug-in fuse assembly and method of manufacture |
09/23/1980 | US4224488 Electrical switch devices |
09/23/1980 | CA1086149A1 Method and apparatus for forming thermally responsive snap-acting bimetallic actuators |
09/09/1980 | CA1085492A1 Thermostat controller |
09/03/1980 | EP0015094A1 An electrical fuse holder |
09/02/1980 | US4220939 Thermal responsive electrical switching device and calibration method therefor |
09/02/1980 | US4220938 Thermostatic electrical switch |
08/26/1980 | US4219793 Fuse with planar fuse element |
08/19/1980 | US4218670 Thermostatic circuit breaker |
08/12/1980 | CA1083649A1 Manually resettable bimetallic circuit breaker |
08/12/1980 | CA1083647A1 Tapered strap element for an electrical fuse |
08/12/1980 | CA1083646A1 Gas evolving clamp for current limiting fuse |
08/12/1980 | CA1083644A1 Single-element dual function electric fuse |
08/06/1980 | EP0014102A1 Thermostat |
08/05/1980 | US4216457 Electric fuse having folded fusible element and heat dams |
08/05/1980 | US4216456 Current limiting apparatus |
08/05/1980 | CA1083208A1 One-piece fusible conductor for low-voltage fuses |
07/29/1980 | US4215332 Probe thermostat with swivel |
07/29/1980 | CA1082758A1 Pre-calibrated thermostat with calibration protecting means during storage and shipping |
07/22/1980 | US4214224 Multi-function self-cleaning oven thermostat |
07/22/1980 | US4214223 Fuse |
07/22/1980 | US4214136 Electrical switches for control devices such as temperature regulators |
07/09/1980 | EP0013097A2 Temperature actuated fluid control valve |
07/08/1980 | CA1081296A1 Duplex thermostat |
07/01/1980 | US4210893 Thermal cut-off fuse |
07/01/1980 | CA1080772A1 Current flow direction responsive fuse comprising a peltier effect element in series with fuse element |
06/25/1980 | EP0012312A1 Temperature-dependent current regulating or limiting switch device for electrical appliances, in particular for electrically heated appliances |
06/17/1980 | US4208647 Thermal switch with organic-glass bead mixture sensing pellet |
06/17/1980 | US4208646 Thermally responsive electric switch |
06/17/1980 | US4208645 Fuse employing oriented plastic and a conductive layer |
06/10/1980 | US4207386 Contacts melt when operating temperature of cell is exceeded |
06/03/1980 | US4206344 Electric power controllers |
05/27/1980 | US4205293 Thermoelectric switch |
05/20/1980 | US4204203 Level indicator |
05/13/1980 | US4203086 Temperature-sensitive spiral spring sliding contact device |
05/13/1980 | US4202589 Fuse holder |
05/06/1980 | US4201967 Thermal switch and method of assembly and tool used therein |
04/29/1980 | CA1076425A1 Adjustable thermostat |
04/22/1980 | CA1076173A1 Cartridge type time lag fuse with fuse-element core of high thermal conductivity ceramic |
04/15/1980 | US4198617 Thermal cut-off fuse |
04/15/1980 | US4198616 Bimetallic thermostats with several response temperatures |
04/15/1980 | US4197634 Method of making a thermally actuatable electrical switch construction |
04/08/1980 | US4197520 Thermal switch device with spring cup contact |
04/02/1980 | EP0009349A1 Electrical cartridge fuse connector |
04/01/1980 | US4196326 Pressure responsive electric switch, particularly an evaporator thermostat for refrigerators |
03/25/1980 | CA1074371A1 Fuse assembly comprising a fuse strip laminated to an insulating base plate |
03/19/1980 | EP0008609A1 Thermostatic controller with coarse-fine adjustement |
03/18/1980 | US4194102 Condition responsive electrical switch construction and parts and methods therefor |
02/26/1980 | US4190764 Control system and method and control device therefor |
02/26/1980 | US4189855 Electric pressing iron having indicating ready light |
02/26/1980 | CA1072612A1 Time-lag fuse with arc extinguishing means |
02/19/1980 | US4189698 Resettable thermal cut-off fuse |
02/19/1980 | US4189697 Thermal cut-off fuse |
02/19/1980 | US4189695 Current limiting fuse device employing cooling and insulating medium |
02/19/1980 | US4189694 Current limiting fuse with improved low current clearing capability |
02/19/1980 | CA1072174A1 Condition responsive transformer primary switch |
02/19/1980 | CA1072156A1 Fuse with radially oriented elements |
02/12/1980 | US4188604 Thermostat regulator |
02/12/1980 | US4188553 Pocket receptacle for securing a sensing element within electrical windings |
02/12/1980 | US4188145 Assembly and method of assembling |
02/06/1980 | EP0007867A1 Improvements relating to devices for detecting the rupture of an element in an electric circuit |
02/05/1980 | CA1071279A1 Extension thermostat for electric heating element control |
01/29/1980 | US4186366 Radial lead thermal cut-off device |
01/29/1980 | CA1070739A1 Cam operated switch with tiltable operating lever |
01/29/1980 | CA1070738A1 Cartridge type fuse and fusible element therefor |
01/15/1980 | US4184139 Thermal cut-off fuse |
01/15/1980 | US4184136 Fast acting thermal relay |
01/15/1980 | US4183251 Timer mechanism |