Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 77 - Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
Patents for H01H 77 - Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting (1,434)
12/2012
12/19/2012EP2534664A1 Circuit breaker electrical contact assembly, and systems and methods using same
12/18/2012US8334739 Circuit breaker with short circuit self-locking function
12/12/2012CN102822932A Circuit breaker electrical contact assembly, and systems and methods using same
12/06/2012DE102011076985A1 Electrical switch for closing/opening electrical circuit, has springs whose ends are attached to contact bridge and shaft portion, so that minimum contact pressure of contact is ensured at fixed contact in primary position of shaft portion
12/04/2012US8324992 Electromagnetic contactor
11/2012
11/15/2012DE102011075729A1 Electrical switch i.e. electrical power switch, for use in electric circuit, has springs attached at movable hanging element and for producing spring force between contact bridge and housing if hanging element is provided in given position
11/15/2012DE102011075645A1 Low voltage power switch has triggering unit that is operated based on analog audio voltage applied to transducer, so that audio decoder generates audio data from digital audio format stored in ROM
11/13/2012US8310322 Solenoid actuator with an integrated mechanical locking and unlocking fixture
11/07/2012CN101416264B Circuits breaker having resetting function and breaking function for abnormal current
11/01/2012WO2012146573A1 Overcharge safety device for protecting electrotechnical components from too high operating currents
11/01/2012US20120274428 Circuit-breaker with a common housing
10/2012
10/25/2012US20120268223 Magnetic actuator unit for a circuit-breaker arrangement
10/24/2012EP2513942A1 Assembly for protecting against power surges
10/18/2012WO2012142578A2 External wall mounted shower system
10/18/2012WO2012142564A2 Magnetic circuit interrupter with current limiting capability
10/18/2012US20120262255 Magnetic Circuit Interrupter With Current Limiting Capability
09/2012
09/19/2012CN101421812B Slot motor and circuit breaker including the same
09/11/2012US8264306 Movable contactor assembly for current limiting type molded case circuit breaker
09/06/2012US20120222945 Electrical Switch
08/2012
08/30/2012US20120218676 Hybrid Circuit Breaker
08/29/2012EP2491569A1 Remote isolation system, method and apparatus
08/23/2012US20120212231 Switching device
08/09/2012DE102011008829B4 Installationsschaltgerät Installation switching device
08/08/2012EP1681700B1 Circuit breaker
07/2012
07/25/2012EP2479776A1 Electric switch
07/25/2012EP2479773A1 Installation switching device
07/25/2012EP2479772A1 Installation switching device
07/25/2012EP2479771A1 Installation switching device
07/25/2012EP2479770A1 Installation switching device
07/19/2012DE102011008829A1 Installationsschaltgerät Installation switching device
07/12/2012WO2012094133A1 Piston trip reset lever
07/12/2012CA2822349A1 Piston trip reset lever
07/11/2012EP2474993A1 Circuit interruption device and method of assembly
07/05/2012US20120169440 Movable contactor assembly for current limiting type circuit breaker
07/04/2012EP2472539A1 Electromagnetic relay
07/04/2012EP2472538A1 Electromagnetic relay
07/04/2012EP2472537A1 Movable contactor assembly for current limiting type circuit breaker
07/04/2012DE202006021095U1 Schutzschalter Circuit breaker
07/03/2012DE202006021096U1 Schutzschalter Circuit breaker
06/2012
06/07/2012WO2012072599A1 Contact apparatus of an electrical switching device
06/07/2012CA2819044A1 Contact mechanism of an electric switching device
05/2012
05/30/2012EP2458613A1 Contact device of an electric switching device
05/09/2012CN102449720A Electromagnetic trip device
05/01/2012US8169283 Circuit breaker trip unit support
04/2012
04/18/2012CN101556881B 一种高压断路器连接头及使用该连接头的高压断路器 A high voltage circuit breaker connector and the connector using high voltage circuit breaker
04/17/2012US8158898 Elastic pressing unit and molded case circuit breaker having the same
03/2012
03/08/2012WO2012028383A1 Electric circuit breaker
03/08/2012US20120056699 Electromagnetic trip device
03/08/2012US20120056697 Incorrect-circuit deactivation device of magnetic gfci outlet
03/01/2012WO2012025302A1 Electrical switch and method for mounting a switching unit of an electrical switch
03/01/2012DE102010036215A1 Elektrischer Leistungsschalter The electrical circuit breaker
02/2012
02/16/2012US20120038438 Air circuit breaker
02/16/2012DE102011075655A1 Rotating contact subassembly for circular breaker, has shaft passing through hole of contact arm, and spring whose spring force opens movable contact of contact arm and static contact of electric conductor at breaking position of switch
02/14/2012US8116919 Circuit breaker configuration
01/2012
01/11/2012CN101546679B Single-phase circuit breaker
01/10/2012US8093965 Add-on trip module for multi-pole circuit breaker
01/10/2012US8093964 Add-on trip module for multi-pole circuit breaker
12/2011
12/15/2011WO2011154380A1 Switch unit with arc-extinguishing units
12/15/2011CA2801985A1 Switch unit with arc-extinguishing units
12/08/2011DE202011106970U1 Stromunterbrecher Circuit Breakers
12/07/2011EP2393094A1 Switch unit with arc-extinguishing units
11/2011
11/10/2011US20110276104 Method and apparatus for disconnecting the tip electrode during mri
10/2011
10/18/2011US8040209 Divided adjustable armature for a circuit breaker
10/11/2011US8035467 Add-on trip module for multi-pole circuit breaker
10/06/2011DE102010014428A1 Multipole electrical switching device comprises two switching poles, a drive mechanism and a switching shaft, which is capable of rotating under the effect of the drive mechanism about an axis of rotation formed by pivot bearings
10/05/2011EP2372735A1 Electromagnetic relay
09/2011
09/28/2011CN101261913B Miniature breaker
09/28/2011CN101061561B Automatic circuit breaker with tripping device activated by a movable contact
09/15/2011WO2011110296A1 Rotary switches
09/15/2011CA2792441A1 Rotary switches
09/14/2011EP2365503A1 Rotary switches
09/14/2011CN201975360U 电流限制系统、电流限制单元及电流限制单元的组件 Current limiting system components, the current limiting unit and a current limiting unit
09/07/2011CN101388305B Circuit protecting element and circuit board having the circuit protecting element
08/2011
08/25/2011US20110205011 Rapid disconnect device
08/24/2011CN201946538U 漏电断路器电动手动分合闸按钮式转换器 Leakage circuit breaker manually closing button electric converter
08/23/2011US8004377 Indicator for a fault interrupter and load break switch
08/23/2011US8004376 Electrical switching apparatus and shunt separator therefor
08/16/2011US7999641 Circuit breaker having reduced auxiliary trip requirements
08/11/2011WO2011097612A1 Circuit breaker electrical contact assembly, and systems and methods using same
08/11/2011US20110192822 Limiter including a number of gas channels and electrical switching apparatus employing the same
07/2011
07/27/2011EP2348519A2 Movable contactor assembly for a current limiting type molded case circuit breaker
07/26/2011US7986203 Multi-pole armature interlock for circuit breakers
07/20/2011EP2346062A2 Circuit breaker
07/12/2011US7978036 Method and device for the secure operation of a switching device
07/12/2011US7978033 Protection switch
07/12/2011US7978032 Locking mechanism for protecting a ground fault circuit interrupter from faulty resetting
07/05/2011US7973622 Apparatus for auxiliary contact of circuit breaker
06/2011
06/29/2011CN101364510B Automatic jumping device for switch
06/08/2011CN102089842A Apparatus for shutting off a fault current in a current-carrying line
06/01/2011DE102009031138B4 Schalteinrichtung Switching device
05/2011
05/24/2011US7948336 Mold cased circuit breaker
05/11/2011CN101103427B Moving contact assembly for electric power switching apparatus
05/03/2011US7936239 Breaker interlock system and method
04/2011
04/28/2011WO2011047428A1 Remote isolation system, method and apparatus
04/20/2011EP0958643B1 Circuit breaker for disconnecting an electrical apparatus from electrical network
04/06/2011CN102005348A Push-button safety switch
04/05/2011US7920037 Fault interrupter and load break switch
03/2011
03/30/2011EP2302657A1 Current limiting system
03/22/2011US7911303 Circuit breaker and opening and closing method thereof
03/22/2011US7911302 Secondary trip system for circuit breaker
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