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Class Information
Number: 337/377
Name: Electricity: electrothermally or thermally actuated switches > Thermally actuated switches > With bimetallic element > With auxiliary heating means
Description: Subject matter including significant details of structure comprising heat generating, radiating, or concentrating means, such as heating coils, high resistance elements, heat sinks or solar ray reflectors, which serve to augment the heating effect of the ambient material from which the device derives its main source of heat.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8547196 Thermally responsive switch Oct. 1, 2013
8519816 External operation thermal protector Aug. 27, 2013
8421580 Thermal protector Apr. 16, 2013
7755465 Temperature control switch Jul. 13, 2010
7659805 Thermostat Feb. 9, 2010
7372356 Concealed adjustable temperature switch May. 13, 2008
7301434 Thermally responsive electrical switch Nov. 27, 2007
7109840 Protector for electrical apparatus Sep. 19, 2006
7075403 Motor protector particularly useful with hermetic electromotive compressors Jul. 11, 2006
6833782 Bimetal snap disc thermostat with heaters Dec. 21, 2004
6820435 Cooling enhancement device Nov. 23, 2004
6734782 Switching device with an actuator element consisting of a shape memory alloy May. 11, 2004
6639503 Methods and apparatus for mounting a bimetal coil in a thermostat Oct. 28, 2003
6639502 Overload protector with control element Oct. 28, 2003
6597274 Bimetal snap disc thermostat with heaters Jul. 22, 2003
6577223 Thermal protector Jun. 10, 2003
6542062 Overload protector with control element Apr. 1, 2003
6472646 Thermally sensitive controls Oct. 29, 2002
6396381 Thermal protector May. 28, 2002
6300860 Switch having an insulating support Oct. 9, 2001
6249211 Temperature-dependent switch having a current transfer member Jun. 19, 2001
6181233 Temperature-dependent switch Jan. 30, 2001
6133817 Temperature-dependent switch Oct. 17, 2000
6127913 Thermal protector Oct. 3, 2000
6097275 Motor starting and protecting apparatus Aug. 1, 2000
6091316 Switch having a temperature-dependent switching mechanism Jul. 18, 2000
6057751 Overheat and overload sensing device May. 2, 2000
6031447 Switch having a temperature-dependent switching mechanism Feb. 29, 2000
6020807 Sealed case hold open thermostat Feb. 1, 2000
5973587 Temperature-dependent switch having a contact bridge Oct. 26, 1999
5936510 Sealed case hold open thermostat Aug. 10, 1999
5892429 Switch having a temperature-dependent switching mechanism Apr. 6, 1999
5877671 Temperature controller having a polyimide film Mar. 2, 1999
5844465 Temperature compensated time-delay switch Dec. 1, 1998
5835001 Temperature-dependent switch having a movable contact carrying a heating resistor Nov. 10, 1998
5831508 Component for a demagnetization circuit Nov. 3, 1998
5757261 Temperature controller having a Bimetallic element and plural heating components May. 26, 1998
5745022 Bimetallic temperature controller having a resistor for self-locking function and a resistor for excess current protection Apr. 28, 1998
5721525 Temperature controller with bimetallic switching devices which switches at an excess temperature Feb. 24, 1998
5497286 Overload protective apparatus utilizing a bimetal Mar. 5, 1996
5309131 Thermal switch May. 3, 1994
5235308 Thermal protector Aug. 10, 1993
5212465 Three-phase thermal protector May. 18, 1993
5107241 Thermally responsive switch Apr. 21, 1992
5103202 Ambient compensated circuit breaker Apr. 7, 1992
5070932 Thermostat with enhanced outdoor temperature anticipation Dec. 10, 1991
4922373 Overtemperature protector for incandescent lamp May. 1, 1990
4862133 Thermal switch Aug. 29, 1989
4849729 Temperature-sensitive switch with a casing Jul. 18, 1989
4847587 Bimetal thermoswitch Jul. 11, 1989

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