Patents for H01H 37 - Thermally-actuated switches (7,388)
07/1977
07/05/1977US4034265 Electric motor protector
07/05/1977US4033029 Method of assembling calibrated switch
06/1977
06/28/1977US4032877 Protector for electric circuits
06/28/1977US4032749 Frying apparatus with compensated thermostat
06/14/1977US4030061 Electrical wire cutting circuit breaker
06/07/1977US4027385 Method of manufacturing sealed thermostats
05/1977
05/24/1977US4025889 Non-resettable heat responsive safety switch
05/24/1977US4025755 Thermostatic electric cable heater
05/10/1977US4023128 Temperature responsive reed switch
05/03/1977US4021643 Immersion heater for aquariums
04/1977
04/26/1977US4020442 Composite-type heat-system fire sensing device
04/12/1977US4017818 Thermal switch device and method of making
04/05/1977US4016523 Thermal switch device
04/05/1977US4016522 Thermal switch device and method of making
04/05/1977US4016520 Thermostat and anticipator therefor and methods of operating and making such
03/1977
03/29/1977US4015229 Thermally responsive switch
03/29/1977US4015028 Method for forming an improved contact for a radiation switch
03/22/1977US4013988 Hermetically sealed motor protector
03/01/1977US4010455 Cyclical bi-directional rotary actuator
02/1977
02/15/1977US4008454 Differential expansion rod and tube thermostat
02/15/1977US4008453 Thermal change-over switch
02/15/1977US4008452 Current limiting fuse device for relatively high current
01/1977
01/18/1977US4004263 Protector module for telephone systems
01/18/1977US4004259 Temperature responsive electric switch
01/11/1977US4002924 Device for measurement and/or control of temperature
01/04/1977US4001799 Kiln alarm
01/04/1977US4001754 Temperature responsive electrical switch construction and method of making the same
01/04/1977US4001753 Thermostat having stable mounting support
01/04/1977US4001752 Calibrating adjustment of thermostat
01/04/1977US4001751 Non-resettable thermostat
01/04/1977US4001747 Flasher switch vane structure
12/1976
12/28/1976US3999732 Wall thermostat conversion kit assembly
12/21/1976US3999158 Range limiter for a thermostat
12/21/1976US3998146 Frying apparatus with compensated thermostat
12/07/1976US3996547 Motor protector apparatus
11/1976
11/30/1976US3995246 Device for controlling the temperature and protecting against excessive flow of current of electric installations
11/30/1976US3995245 Thermostat construction and method of making the same
11/23/1976US3993120 Space thermostat
11/23/1976US3992771 Method of making thermal limiter construction
10/1976
10/26/1976US3988708 Controlled droop thermostat
10/19/1976US3987388 Current limiting device
10/05/1976US3984735 Thermally responsive control for a vacuum cleaner motor
09/1976
09/07/1976US3979709 Electric fuse having a multiply casing of a synthetic - resin glass-cloth laminate
09/07/1976US3979708 Thermostat and anticipator therefor
08/1976
08/31/1976US3978299 Liquid-level detecting device
08/24/1976US3976966 Electric sequencer and electric heating system
08/17/1976US3975703 Thermostat
08/10/1976US3974105 Overtemperature and overcurrent resistor fuse
08/03/1976US3973232 Adjustable thermally-responsive circuit-breaking device
07/1976
07/27/1976US3972016 Thermostat
07/06/1976US3968469 Detector for radiant heat
06/1976
06/29/1976US3967228 Electric current limiting fuse having a filter disposed in one end cap
06/22/1976US3965387 Electric lamp and thermal switch therefore
06/15/1976US3964010 Simple, small-sized fuse
06/15/1976US3964004 Thermostatic switch with standby contacts
06/08/1976US3962057 Method of imparting contrast to a microscope object
06/01/1976US3961300 Thermal timer, thermal actuator, control system and circuit
06/01/1976US3959984 Motor protection apparatus using fusible links
05/1976
05/11/1976US3956726 Heat detecting conductor and circuit
05/11/1976US3956725 Thermally actuatable electrical switch construction
05/04/1976US3955170 Solid state switch
05/04/1976US3955066 Temperature regulation of heating cylinder
04/1976
04/20/1976US3952274 Thermally actuatable switch construction
04/20/1976US3952192 Thermal switch device
04/06/1976US3949344 Thermostatic control apparatus
04/06/1976US3949341 Power vacuum fuse using coaxial cylinders
04/06/1976US3949179 Control device having improved reset means
04/06/1976US3948143 Electropyrotechnic link
03/1976
03/30/1976US3947758 Disc thermostat test system and method
03/30/1976US3946589 Thermostatic disc seat forming calibration process and apparatus
03/16/1976US3944961 Mechanically improved contacts for radiation switches having material that converts from electrically non-conductive to conductive
03/16/1976US3944960 Nonresettable thermally actuated switch
03/09/1976US3943480 Thermostat
03/09/1976US3943479 Energy regulator
03/09/1976US3943478 Adjustable thermostat
02/1976
02/24/1976US3940729 Thermostat with heat conductor
02/24/1976US3940728 Alloy for a high temperature fuse
02/10/1976US3938067 Protector for electric circuits
02/03/1976US3936793 Humidity and temperature responsive switch
02/03/1976US3936788 Thermobimetal-carrying elastic member and temperature-control circuit component using the member as sensing element
02/03/1976US3936787 Cartridge fuse carrier assembly
02/03/1976US3936786 Temperature sensitive tipswitch
01/1976
01/20/1976US3934217 Thermostat control device
01/20/1976US3934118 Variable wattage kettle
01/20/1976US3933022 Method for manufacturing bimetallic members having snap action characteristics
01/13/1976US3932829 Excess current switch
01/06/1976US3931603 Temperature responsive electrical switch construction and method of making the same
01/06/1976US3930783 Primary control means for furnaces
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