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| Number | Title | Issue Date |
| 7385473 | One-shot heat sensing electrical receptacle An electrical receptacle senses its operating temperature and automatically turns off when the temperature rises above a predetermined threshold. The receptacle has a button that visually indicates when the receptacle has reached its temperature threshold. After aut... | 06/10/2008 |
| 7382223 | Thermal circuit breaker A switchable thermal circuit breaker (10) has an automatically resettable, current carrying thermostatic disc (14) cantilever mounted in a housing (12) and carries a movable contact (14b) into and out of electrical engagement with ... | 06/03/2008 |
| 7218200 | Manual-reset thermostat A movable operating member 5 is swingably borne by the base 1, and its distal end is moved upward by allowing its proximal end 5b to be pressed downward. The movable contact 3 is separated from the stationary contact 2 upwar... | 05/15/2007 |
| 7135954 | Circuit breaker for electric coupling device An electric coupling device includes a housing having a front socket opening and a rear chamber formed by two side wall. Two prongs are disposed in the socket opening of the housing and each has a free end extended out of the housing, and two conductor terminals are... | 11/14/2006 |
| 7026906 | Circuit breaker A circuit breaker has a housing in which two conductive plates, a bimetallic strip and a swing plate with a U-shaped notch are retained, wherein a switch is mounted at the top of the housing. Each conductive plate has an end protruding from a bottom of the body. The... | 04/11/2006 |
| 6992559 | Overload protection switch An overload protection switch has a conductor interconnecting the first primary leg and a second primary leg so that when current passes through the switch, the current not only raises the temperature of the bi-metal plate, but also raises the temperature of the con... | 01/31/2006 |
| 6876290 | Switch structure with overload protection A switch includes a casing and first and second conductive blades. A conductive strip made of a material that bends when subject to a temperature rise is fixed to the first blade and has a free end. A conductive plate is arranged inside the casing and in electrical ... | 04/05/2005 |
| 6788186 | Activation mechanism for switch devices A switch device includes a casing and a push member movably connected to a top of the casing. A path is defined in the casing and a guide pin is pivotably connected to the push member wherein the guide pin includes an insertion which is movably engaged with the path... | 09/07/2004 |
| 6734779 | Switch structure with overload protection A switch includes a casing having a bottom to which first and second conductive blades are mounted. The second blade has a top edge forming a notch for receiving a see saw plat and allowing seesawing of the seesaw plate. A conductive strip made of a material that be... | 05/11/2004 |
| 6714116 | Circuit breaker switch A circuit breaker switch is disclosed, including a rocker, an actuator, and a dielectric separator element. The rocker is positionable between a first on position and a second off position. The actuator element is coupled to the rocker such that it causes a first el... | 03/30/2004 |
| 6707368 | Manually trippable circuit breaker A circuit breaker includes a nonconductive housing, a first breaker contact within said housing, and a trigger element having a second breaker contact located within said housing. The trigger element is thermally activated to separate the first and second breaker co... | 03/16/2004 |
| 6703917 | Resettable fuse/circuit interrupter with visual fault indication A circuit interrupter device protects a load circuit from excessive, or overloading levels of current, provides a visual indication of circuit overload and open circuit, and can be reset. A multi-metallic heat reactive strip is snapped by an overload curr... | 03/09/2004 |
| 6664884 | Dual-circuit switch structure with overload protection A switch includes a casing inside which two electrically isolated circuits are arranged. Each circuit includes first and second conductive blades fixed inside the casing. A conductive strip made of a material that bends when subject to a temperature rise ... | 12/16/2003 |
| 6590489 | Circuit breaker for protecting electric circuits in road vehicles A circuit breaker for protecting electrical circuits, particularly in motor vehicles, includes a flat housing, which comprises an insulating material and has two adjacent flat plugs. A bimetal that is embodied as a snap-action element and is fixed to a fl... | 07/08/2003 |
| 5742219 | Switchable circuit breaker A switchable circuit breaker having a housing, stationary and moveable contacts, a switching member for actuating the contacts to assume a first condition in which the contacts are open and a second condition in which the contacts are closed, and a breake... | 04/21/1998 |
| 5633618 | Fuseless plug with safety circuit breaker A fuseless plug with an overload safety circuit breaker having a thermal reactive spring leaf and an electric conductive sheet. When in normal use, the thermal reactive spring leaf and the electric conductive sheet are electrically connected by contacting... | 05/27/1997 |
| 5541569 | Switch having a circuit breaker A switch having a circuit breaker comprising a housing into which an electric current is permitted to enter via a first wire connecting piece before arriving at a neon lamp via a movable piece, a fixation piece, a press tip and a spring. The press tip and... | 07/30/1996 |
| 5453725 | Overcurrent breaker switch An overcurrent breaker switch includes an upper housing including a lever block with a push rod and a lower housing engaged with the upper housing. First and second blades are mounted to the lower housing, the second blade having a dual metal plate mounte... | 09/26/1995 |
| 5392021 | Electromagnetic multi-stage switch An electromagnetic multi-stage switch composed of a lower and an upper support seats, an electromagnetic coil, a rotary shaft, a restoring spring and a driving iron plate. A shaft member is fixedly disposed between the upper and lower support seats and a ... | 02/21/1995 |
| 5270799 | Manual reset thermostat switch Upper and lower flexible blades carry normally closed contacts that are opened by upward movement of the upper blade responsive to snapping of a bimetal disc. The disc is reset by a pushbutton movable from a rest position to a depressed reset position. In... | 12/14/1993 |
| 5264817 | Thermal circuit protective device In a single housing that looks like a standard rocker switch a thermally responsive movable contact element is mechanically opened by the rocker in a "switch" mode, or opened in response to an overcurrent condition in a circuit protection mode. Both condi... | 11/23/1993 |
| 5248954 | Circuit protecting device A circuit protecting device somprises mainly a housing, an insulation piece, a bimetallic blade, a spring and a press button. The housing has a cover and a main body provided with two partition blocks forming a spring slot and a press button slot communic... | 09/28/1993 |
| 5153551 | Manual control device for a thermal relay A device for manually controlling a thermal relay associated with a contactor and housed, together with the contactor, in a case having stop and reset push-buttons, comprises levers mounted for rotation in a support fixed to the front of the box of the th... | 10/06/1992 |
| 5140293 | Manual control device for thermal relays A device is disclosed for the manual control of thermal relays, comprising a case with a push-button on a front wall and having a transmission member; the latter comprises a rigid support and a resilient lever applicable on the stop and re-set pushers of ... | 08/18/1992 |
| 5021761 | High-amp circuit breaker and a bistable element therefor A low voltage high-amp circuit breaker having a substantially rectangular bimetallic bistable element and a pair of terminals extending from the side thereof. The bistable element is attached to have one end move from a first normal electrically conductiv... | 06/04/1991 |
| 4880948 | Contactor device for circuit breaker A contactor device for a circuit breaker includes a stationary contactor having a stationary contact, and a stationary conductor secured with the stationary contact and constituting an electricity path extending from an external terminal to the stationary... | 11/14/1989 |
| 4868535 | Miniaturized thermal contact breaker for printed circuit board The invention relates to a contact breaker of the type that includes a slider (22, FIG. 1) that slides longitudinally within a housing to allow a moving contact 50 (FIG. 3) on a sudden actin bimetal strip (44) to pass through a slider opening (62) against... | 09/19/1989 |
| 4833439 | Unitary switch and circuit breaker A unitary switch and circuit breaker (10) includes a switch circuit (14, 16, 22, 24, 26, 56, 57, 58) with first and second contacts (28, 30), the switch circuit (14, 16, 22, 24, 26, 56, 57, 58) being actuable to assume a first condition (FIG. 4) in which ... | 05/23/1989 |
| 4803455 | Automatic and manually resettable miniaturized circuit breaker A circuit breaker having a thermally operated snap acting bimetallic actuator is miniaturized for replacing or retrofitting in place of a conventional blade or clip type fuse heretofore used for limiting current overload in a given current carrying circui... | 02/07/1989 |
| 4801913 | Flat bi-metallic strip circuit breaker Disclosed is a bi-metallic strip connected to one electrical contact tab and holding a contact which works together with a fixed contact carried by another electrical contact tab. The mobile contact and the connection of the other tab with the bi-metallic... | 01/31/1989 |
| 4528540 | Thermostat A thermostat comprising a bimetal switch element reacting at selected temperatures which on one of its ends is fastened on a frame and on the other end is provided with an electric contact adapted to engage a fixed contact provided on the frame, said fram... | 07/09/1985 |
| 4510479 | PC-board mounted thermal breaker A PC-board mounted thermal breaker that opens with a snap action is disclosed. A bimetallic element, connected to the load terminal of the thermal breaker, rests on an insulated sawtooth surface when the breaker is in the closed position. A contact blade,... | 04/09/1985 |
| 4480246 | Trip-free manual reset thermostat A trip-free manual reset thermostat is disclosed in which a bimetal snap disc is positioned so that one edge portion engages a movable contact support arm and opens the contacts when the disc operates to its operative condition. A manual reset member is o... | 10/30/1984 |
| 4379278 | Resetable circuit breaker A switch has staggered terminals for better breakdown performance. An integral housing is used for close tolerances. Coaxial alignment provides for smooth operation. A heat operated actuator is disposed in the housing to trip when the current exceeds a se... | 04/05/1983 |
| 4371859 | Coil spring biased current limiter First and second fixed terminals are mounted in a casing and have one ends projecting out of the casing. Inside the casing, a bimetal extends between the first and second fixed terminals, the bimetal having one end secured to the first fixed terminal. The... | 02/01/1983 |
| 4363016 | Circuit breaker A circuit breaker with an electrical insulator slide interposable between two generally convex contacts thereof and a rocker button rotatably trap mounted on a protrusion extending from the inside wall of the case which interacts wtih pivot points at one ... | 12/07/1982 |
| 4118683 | Resettable thermal safety switch A resettable thermal safety switch having a bistable domed bimetallic disc serving as a heat-responsive switching element which pops from its normal curvature to an opposite curvature, thereby moving a contact breaking plate, the switch having a reset but... | 10/03/1978 |
| 4075594 | Thermostat with reset arm A thermostat comprises a mechanism for opening and closing contacts by a self-resetting bimetal and the mechanism also includes a reset arm for holding a contact arm in open-circuit position with the contacts kept apart. The thermostat in this holding con... | 02/21/1978 |
| 4068203 | Bimetallic circuit breaker A bimetallic circuit breaker with an electrical insulating slide interposed between the contacts thereof in the contacts open position in which the terminals, the bimetallic element, the insulator slide, the button (connected to the slide) and the spring ... | 01/10/1978 |
| 4053859 | Temperature sensitive switch A temperature sensitive switch has openable and closable electric contacts, a two-position bimetallic element and a two-position bistable element, both coupled to the contacts. At a predetermined maximum temperature, the bimetallic element moves from a fi... | 10/11/1977 |
