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| Number | Title | Issue Date |
| 7755465 | Temperature control switch A temperature control switch comprises a switch casing, which contains a springy slice, where the springy slice is provided with a thermostatic bimetal strip on its bouncing end. The thermostatic bimetal strip is provided with an electric heating device, where the f... | 07/13/2010 |
| 7372356 | Concealed adjustable temperature switch A concealed adjustable temperature switch includes a fixed plate, an adjusting block threadedly engaged with a screw hole of the fixed plate, a bimetal plate, and a metal plate. Mounted on the adjusting block are upper and lower positioning rings and a fixing ring b... | 05/13/2008 |
| 7088563 | Internal motor protector for hermetic compressor A protective device (1) which is attached on an internal side of a compressor, includes a housing (10) of an insulating material, a motor protector (20) placed on the housing (10) and having a thermally responsive switch inside, a fuse de... | 08/08/2006 |
| 6184768 | Thermal actuator A thermal actuator includes a thermal detector, an actuator unit and a connecting circuit for electrically connecting the thermal detector in parallel with the actuator unit. The thermal detector includes a first contact member and a second contact member... | 02/06/2001 |
| 6111231 | Temperature control system for an electric heating element A temperature control system for electric range surface heating elements including an infinite switch electrically coupled to a surface heating element and a second switch, which selectively couples 120 VAC or 240 VAC power across the infinite switch and ... | 08/29/2000 |
| 6075436 | Circuit breaker assembly A circuit breaker assembly, which is responsive to both current overload and thermal overheat or over-cold, includes a circuit breaker switch containing a current release device arranged in a housing to be responsive to a current overload and operative to... | 06/13/2000 |
| 5892428 | Thermal actuator A thermal actuator includes a thermal detector, an actuator unit and a connecting circuit for electrically connecting the thermal detector and the actuator unit. When a second contact member is normally remained uncontact with a first contact member of th... | 04/06/1999 |
| 5550525 | Switch with bimetallic element A single pole double throw thermostatic switch has a pair of fixed contacts on opposite sides of a movable contact. A U-shaped bimetal member having a pair of spaced end portions has one end portion attached to a switchcase and the other end portion carri... | 08/27/1996 |
| 5337037 | Device for controlling at least two luminous condition indicating signals Control device for at least two luminous condition indicating signals (30, 41) mounted on a domestic electrical appliance provided with a quick opening adjustable thermostat (2) which passes over center. An insulating support (13, 14, 15) receives a therm... | 08/09/1994 |
| 5320162 | Single pole double throw thermostat for narrow range temperature regulation A thermostat is disclosed having a bimetallic strip actuating a single pole, double throw switch, one throw to sense temperatures below the lower limit of a set point range and the other throw to sense temperatures above the upper limit of the set point r... | 06/14/1994 |
| 5154226 | Automatic changeover thermostat with single bi-metal and common set lever having individual heat and cool setpoint indicators A single bimetal automatic changeover thermostat has heating, cooling and changeover switches mounted to the bimetal. A single control point adjustment lever for rotating the bimetal has separate shaped heat and cool set point indicators which are movable... | 10/13/1992 |
| 4968963 | Thermostat with pilot light switch A thermostat for controlling the electrical heating element of an appliance has a user-activated control shaft for controlling the overall operation of the appliance. The thermostat includes a first switch controllable by a temperature sensing element for... | 11/06/1990 |
| 4740774 | Thermostat having heat anticipation A thermostat having heat anticipation uses a temperature responsive bimetallic element for effecting a thermostat contact closure during a heating operation controlled by the thermostat with an electrical contact carried by terminal strip positioned adjac... | 04/26/1988 |
| 4389630 | Snap action thermally responsive switch A thermally responsive switch comprises a housing enclosing a contact arm bearing a fixed contact and a thermally responsive snap-acting element designed to move and return with snap action depending upon the degree of switch self-generated heat or the am... | 06/21/1983 |
| 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 |
| 4328407 | Heating system and control An electric heating system employs a control unit including means to connect a resistance heater to a three pole power source and a switch to switch the connections between full voltage and low voltage as temperature is more than or less than several degr... | 05/04/1982 |
| 3996547 | Motor protector apparatus A low cost multiphase motor protector which employs only one movable contact attached to the center of a bimetallic snap-acting disc. After the disc is calibrated and upon the application or dissipation of heat, the one movable contact either connects or ... | 12/07/1976 |
