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| Number | Title | Issue Date |
| 7397339 | Method for ambient temperature compensating thermostat metal actuated electrical devices having a plurality of current ratings A thermally actuated device, such as an electrical circuit breaker (10) is provided with an ambient temperature compensation thermostat metal member (38) selected so that it bends when subjected to changes in temperature and compensates for ambient tem... | 07/08/2008 |
| 5394056 | Opening of capsule inside sealed lamp A capsule containing a precise amount of a substance such as mercury is mounted in an electrode mount assembly on a temperature sensitive member. At elevated temperatures the capsule is moved away from lamp components by the temperature sensitive member t... | 02/28/1995 |
| 5196820 | Thermally responsive switch and method of making the same A thermally responsive switch includes an elliptic dome-shaped metal receptacle, a header metal plate hermetically secured to the receptacle and having a through-aperture at one of two longitudinal ends, an electrical conductor inserted through the apertu... | 03/23/1993 |
| 5070932 | Thermostat with enhanced outdoor temperature anticipation A thermostat for controlling the temperature within a space to be conditioned includes a system mode selector switch for selecting one of the heating, cooling or off modes of operation and a blower mode selector switch for selecting an automatic (cycling)... | 12/10/1991 |
| 5043691 | Ambient compensated thermostat A temperature responsive electric switch is shown having an operating bimetallic member adapted to sense the temperature of a heat source coupled to an over-center switch mechanism and an ambient temperature bimetallic member to maintain a predetermined t... | 08/27/1991 |
| 4806899 | Thermal circuit breaker An improved thermal circuit breaker is disclosed, featuring a U-shaped bimetallic element which latches an escapement locking arm which holds a spring biased moving contact against a fixed contact when the breaker is in the contacts closed position. The i... | 02/21/1989 |
| 4663606 | Bimetal circuit breaker A circuit breaker formed of a PMB bimetal fastened to a post and arranged to face against a new contact that is disposed upon a U-shaped calibration bracket. A span is exposed in the U-shaped calibration bracket to enable a calibration probe to break the ... | 05/05/1987 |
| 4495481 | Thermostat with bimetal compensating element An electric switch that is temperature responsive is provided for operation in a temperature range that is substantially above normal ambient temperature. A pair of contacts are mounted on respective first and second spring members. The second spring memb... | 01/22/1985 |
| 4486733 | Thermal mechanism with ambient compensating bimetal providing trip force An electrothermal responsive protective mechanism for an electrically powered load wherein the overload tripping force is provided by the cool, ambient temperature compensating bimetal (12) rather than the hot electrically heated bimetal (6) to prevent ov... | 12/04/1984 |
| 4368450 | Contact arrangement A contact arrangement includes an elongated striker reciprocable in direction of its elongation and a pair of movable contacts moved by the striker and cooperating with adjacent stationary contacts so that during reciprocation of the striker between two e... | 01/11/1983 |
| 4177443 | Thermal relay and electric range control utilizing the same A thermal relay construction capable of operating a pair of electrical contacts. The thermal relay includes an electrical heater of the self-regulating PTC type which is mounted upon and thermally coupled directly to a bimetal snap disc so that heat gener... | 12/04/1979 |
| 4131657 | Electric automotive choke An electric choke assembly includes a heater to heat a coiled bimetallic spring which opens a choke valve. The heater comprises a double ring electroded thermistor for the purpose of generating two different heating rates which are controlled by a bimetal... | 12/26/1978 |
| 4092624 | Thermostat assembly A thermostat assembly which includes therein two sets of thermostats connected in series with each other.... | 05/30/1978 |
