Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 73 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
Patents for H01H 73 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism (6,696)
09/2010
09/14/2010CA2267005C Test circuit for verifying operation of an arc fault detector
09/09/2010US20100226057 Electronic vacuum switch with main parameters quickly settable also during operation of the plant under control
09/08/2010CN201576643U Circuit breaker and arc-extinguishing chamber of circuit breaker
09/08/2010CN201576642U Small electric leakage circuit breaker
09/08/2010CN201576641U Contact supporting bar of low-voltage electric breaker
09/08/2010CN201576640U Molded case circuit breaker
09/08/2010CN201576638U Small circuit breaker current limiting device
09/08/2010CN201576636U Parallel-connection circuit breaker based on tightly-coupling hollow reactor
09/08/2010CN101826426A Contact locking device of single-breakpoint molded-case low-voltage circuit breaker
09/05/2010CA2695834A1 Detecting and sensing actuation in a circuit interrupting device
09/05/2010CA2695727A1 Detecting and sensing actuation in a circuit interrupting device
09/01/2010CN201570465U Small-sized circuit breaker
09/01/2010CN201570464U Small-sized circuit breaker
09/01/2010CN201570463U Riveted static contact for circuit breaker
09/01/2010CN201570462U Residual current circuit breaker
09/01/2010CN1835150B Electrical apparatus having a prechamber space, an arc runner and a current limiting arc quenching device
09/01/2010CN101819908A Conducting loop structure of low-voltage circuit breaker
09/01/2010CN101419884B Super high drudging current limiting special throw-in type circuit breaker
08/2010
08/31/2010US7786831 Modular terminal for molded case circuit breaker and molded case circuit breaker having the same
08/25/2010CN201562846U Permanent-magnet controlled non-deduction breaking leakage protection socket
08/25/2010CN201562647U Automatic closing contact device of circuit breaker with high breaking capability
08/25/2010CN201562605U Breaker arc extinguishing structure with arc barrier
08/25/2010CN101814404A Double-throw and double-seat drop-out fuse
08/25/2010CN101814403A Double-throw and double-seat drop-out fuse
08/25/2010CN101814402A Parallel type circuit breakers based on tightly coupled air reactor
08/25/2010CN101197228B Circuit breaker
08/25/2010CN101140841B Circuit breaker
08/24/2010US7782584 Load drive controller and control system
08/19/2010US20100207712 Control of the display background illumination in a power switch
08/19/2010DE102009007586A1 Auslösevorrichtung, insbesondere für Leistungsschalter Trip device, in particular for circuit breakers
08/18/2010CN201556590U Durable circuit breaker
08/18/2010CN201556589U Electric leakage circuit breaker
08/18/2010CN201556580U Low-voltage frame circuit breaker
08/18/2010CN1716494B Breaker
08/18/2010CN1707720B Circuit breaker
08/18/2010CN101339868B Contact system of circuit breaker
08/12/2010WO2010090368A1 Superconductor switch
08/12/2010US20100201728 Printing nozzle having fault sensor
08/12/2010DE102009007773A1 Circuit-breaker for protecting load e.g. during short-circuit, has housing locked with housing cover only when fastening parts are not at predetermined positions, where fastening parts are reversely formed according to type of spring
08/11/2010CN201549460U Circuit breaker
08/11/2010CN201549459U Novel plastic shell circuit breaker
08/11/2010CN201549458U Circuit breaker with anti-skid handle
08/11/2010CN101800139A Moving contact spring and current protector
08/11/2010CN101188176B Device for correctly displaying close and open status of plastic breaker contactor
08/11/2010CN101138062B High voltage/high current fuse
08/11/2010CN101047082B Rotation double-breakpoint contact system of circuit breaker and its rotor
08/04/2010EP2212897A1 Arc chamber for a switching device, and switching device comprising said arc chamber.
08/04/2010EP2212896A2 Arc gas exhaust passage for a circuit breaker with a double break contact arrangement
08/04/2010CN201540838U Electrical switch device as well as electric arc baffle component and electric arc cover component thereof
08/04/2010CN1933068B Switchgear device comprising an arc chute of reduced size
08/04/2010CN101794685A Decompression repulsion dynamic breaking device of breaker
08/04/2010CN101794684A Switching mechanism capable of indicating contacts status and mold cased circuit breaker having the same mechanism
07/2010
07/29/2010US20100188463 Nozzle device incoporating movement sensor
07/28/2010CN201536080U 一种电子电磁式智能开关 An electronic electromagnetic type smart switch
07/28/2010CN101789338A Self-energy air-blowing medium-voltage high-DC quick current-limiting circuit breaker
07/28/2010CN101789322A Combined type arc extinguish chamber provided with radial arc extinguishing grid pieces
07/27/2010US7764151 Circuit interrupting device with reverse wiring protection
07/21/2010CN201532918U Socket-type residual current breaker
07/21/2010CN201532917U Connecting terminal of a low-voltage circuit breaker
07/21/2010CN201532916U Arc-extinguishing chamber of a low-voltage circuit breaker
07/21/2010CN201532915U Arc extinguish chamber used for low-voltage circuit breaker
07/21/2010CN201532914U Breaker bridge-shaped contact
07/21/2010CN201532913U Contact device capable of being stopped
07/21/2010CN101783269A Repulsive clamping static contact structure of low-voltage circuit breaker
07/15/2010WO2010079524A1 High performance electric circuit breaker
07/14/2010CN201527949U Water cooling contact of circuit breaker
07/14/2010CN201527939U Molded case circuit breaker
07/14/2010CN101777464A Power disconnecting device capable of displaying abnormal conditions
07/14/2010CN101777463A Circuit breaker
07/07/2010EP2204826A2 Elastic Pressing Unit and Molded Case Circuit Breaker Having the Same
07/07/2010CN201522977U Contact arm for circuit breaker
07/07/2010CN101770908A Elastic pressing unit and molded case circuit breaker having the same
07/07/2010CN101770874A Circuit-breaker contact system
07/07/2010CA2689781A1 Electrical switching apparatus and terminal connector assembly therefor
07/01/2010US20100164658 Trip mechanism for circuit breaker
06/2010
06/30/2010EP1346387B1 Supporting base for a circuit breaker
06/30/2010CN201518306U Jet auxiliary arc-extinguishing device used for small-sized circuit breaker and circuit breaker of equipment
06/30/2010CN201518305U Movable contact spring for current protector
06/30/2010CN201518303U Gas blast arc-quenching type direct current permanent-magnet intelligent breaker
06/30/2010CN201518302U Permanent magnetism on/off DC intelligent circuit breaker
06/30/2010CN101765895A Electrical protective device
06/30/2010CN101764001A Wiring type electricity-leakage protective device with multiple functions
06/30/2010CN101764000A Dropout fuse
06/30/2010CN101763999A Dropout fuse
06/30/2010CN101763998A Integrated contact arc extinguishing system with movable fixed contact
06/30/2010CN101763997A Plug-in load switch
06/30/2010CN101763996A Static contact of low-voltage circuit breaker
06/30/2010CN101763995A Circuit breaker contact with self-locking function
06/30/2010CN101763989A Multi-phase electrical switch device with circuit breaking slide valve
06/24/2010DE102008064568A1 Module for circuit-breaker for providing overvoltage-and under-voltage protection, has release member provided with mechanism, and housing kept open at opposite sides and placing rotatably mounted lever bodies at opposite sides
06/24/2010DE102008062852A1 Verbindungsanordnung mit einem elektrischen Gerät, insbesondere ein Schalt- oder Schutzgerät und einem weiteren Bauteil Connecting arrangement with an electrical appliance, in particular a switching or protection device and a further component
06/23/2010CN201514917U Double-throw double seat dropping type fuse
06/23/2010CN201514916U Intelligent control current protector
06/23/2010CN201514915U Clamping structure of conductive system of low-voltage circuit breaker
06/23/2010CN201514914U Integrated type contact arc-quenching system with movable static contact
06/23/2010CN201514913U Arc extinction module with single breaking point and static contact of low-voltage circuit breaker
06/23/2010CN201514912U Static contact of low-voltage circuit breaker
06/23/2010CN201514911U Plastic shell breaker
06/23/2010CN201514910U Electronic overload relay
06/23/2010CN101752154A 电路断路器 Circuit breaker
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