| 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) |
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| 04/18/2012 | CN102420082A 塑壳断路器动触头防跌落装置 MCCB moving contacts anti-drop devices |
| 04/17/2012 | US8159318 Electromagnet assembly directly driving latch of an electronic circuit breaker |
| 04/12/2012 | WO2012045209A1 Miniature breaker |
| 04/11/2012 | CN202189745U 设备用断路器的气流控制机构 Airflow control device with a circuit breaker mechanism |
| 04/11/2012 | CN202189744U 塑壳断路器动触头防跌落装置 MCCB moving contacts anti-drop devices |
| 04/11/2012 | CN202189740U 断路器 Breaker |
| 04/11/2012 | CN202189739U 断路器 Breaker |
| 04/11/2012 | CN102412103A 双断点断路器的触头机构 Double-break contacts of the circuit breaker mechanism |
| 04/10/2012 | US8154832 Leak detection and leak protection circuit |
| 04/05/2012 | DE19732882B4 Leistungsschalter Circuit breaker |
| 04/04/2012 | CN202183340U 一种绝缘支撑筒 An insulating support tube |
| 04/04/2012 | CN102403172A 双断点动触头系统及使用该系统的塑壳断路器 Double-break moving contact system and using the system MCCB |
| 04/04/2012 | CN102403171A 用于塑壳断路器的触头结构及使用该结构的塑壳断路器 Contact structure for molded case circuit breakers and molded case circuit breakers using this structure |
| 03/29/2012 | WO2012039263A1 Circuit breaker |
| 03/29/2012 | WO2012039031A1 Compound opening and closing device and opening and closing device module used for compound opening and closing device |
| 03/29/2012 | WO2012039030A1 Switchgear |
| 03/28/2012 | CN202178224U 设备用断路器的灭弧系统 Equipment interrupter circuit breaker system |
| 03/28/2012 | CN101320659B Rotating double-breakpoint structure of plastic case breaker |
| 03/27/2012 | US8144445 Micro-electromechanical system based switching |
| 03/27/2012 | CA2552339C Self testing digital fault interrupter |
| 03/22/2012 | WO2012035741A1 Circuit breaker |
| 03/22/2012 | US20120069484 Residual-current circuit breaker |
| 03/22/2012 | DE102011082032A1 Side wall device of circuit breaker plug-in circuit board, has base side wall that is provided with switch side wall to form slot pin construction |
| 03/21/2012 | EP2431993A1 Modular low voltage switch |
| 03/21/2012 | EP2431989A1 Electromechanical circuit breaker |
| 03/21/2012 | EP1639415B1 Method and apparatus for soft-sensor characterization of batteries |
| 03/21/2012 | CN202172053U Circuit breaker magnet yoke apparatus for arc ignition |
| 03/21/2012 | CN202172052U 一种断路器的静触头 The stationary contact of a circuit breaker |
| 03/21/2012 | CN202172051U 一种恒压力防跌落双断点触头系统 One kind of constant pressure drop anti-double-break contact system |
| 03/21/2012 | CN102386037A Hydraulic electromagnetic type circuit breaker with improved structure |
| 03/21/2012 | CN102386036A 电路断路器 Circuit breaker |
| 03/21/2012 | CN102386035A Erroneous judgment resisting device of hydraulic electromagnetic type breaker |
| 03/21/2012 | CN102386034A Static contact system of breaker |
| 03/21/2012 | CN102386029A Double-breakpoint movable contact spindle system of moulded case circuit breaker |
| 03/21/2012 | CN101645374B Device for connecting moving contact of breaker |
| 03/14/2012 | CN202167436U 塑壳断路器抽出式装置的触头装置 Contact means molded case circuit breakers withdrawable unit |
| 03/14/2012 | CN102376505A Contactor protecting sheet and molded case circuit breaker contactor with high breaking capacity |
| 03/14/2012 | CN102376504A Connecting rod type rotating shaft clamping mechanism |
| 03/14/2012 | CN102376499A Air flow quick-acting tripping mechanism for circuit breaker |
| 03/14/2012 | CN102376497A Slice-type contact structure of moulded case circuit breaker |
| 03/14/2012 | CN102376496A Contact pressurized structure of moulded case circuit breaker |
| 03/13/2012 | US8134428 Circuit breaker with electronic sensing and de-latch activation |
| 03/13/2012 | CA2434294C Electrical switching apparatus including glowing contact protection |
| 03/07/2012 | CN202159641U 一种改进的断路器 An improved circuit breaker |
| 03/07/2012 | CN102368461A Miniature circuit breaker |
| 03/07/2012 | CN102368460A Miniature breaker with safety device |
| 03/01/2012 | DE102010036210A1 Switch i.e. power switch, for e.g. protecting consumers in electricity distribution systems, has bypass comparing detected current with threshold value and triggering interruption of current during excess of threshold value |
| 03/01/2012 | DE102010036208A1 Switch i.e. power switch, for use in e.g. nuclear power plant, has peripheral units monitored with respect to errors, where message and/or opening of switch take place upon detection of errors of reaction, which is adjusted by operator |
| 03/01/2012 | DE102010036207A1 Switch i.e. power switch for low voltages, has device for parameterization of triggering unit adapted to adjust digital resistance potentiometer at digital resistance value, which is corresponding to rated currents of switch |
| 02/29/2012 | EP2423933A1 Circuit breaker holder module |
| 02/29/2012 | CN101617379B Switching chamber assembly and switchgear |
| 02/22/2012 | CN202150430U 断路器的灭弧装置 Circuit breaker interrupter device |
| 02/22/2012 | CN202150429U 具有消游离装置的断路器灭弧室 Consumers have free device circuit breaker chamber |
| 02/22/2012 | CN202150428U 断路器灭弧室 CIRCUIT BREAKER |
| 02/22/2012 | CN202150427U Arc extinguishing device of breaker |
| 02/22/2012 | CN202150426U 断路器双断点机构 Double-break circuit breaker mechanism |
| 02/22/2012 | CN102360996A Circuit breaker |
| 02/22/2012 | CN101740275B 户外跌落式限流熔断器 Outdoor Drop-limiting fuses |
| 02/22/2012 | CN101447371B 具有显示动、静触点通断状态的断路器 A display dynamic and static contact breaker off state |
| 02/16/2012 | WO2012020526A1 Circuit breaker |
| 02/16/2012 | DE102011075655A1 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 |
| 02/15/2012 | CN102354637A Active arc extinguish chamber used in circuit breaker |
| 02/15/2012 | CN102354636A Arc-extinguishing device of circuit breaker |
| 02/08/2012 | CN202142481U 一种断路器 A circuit breaker |
| 02/08/2012 | CN102347177A Method for operating thermomagnetic circuit breaker |
| 02/01/2012 | CN202134479U 小型断路器灭弧装置 Mini circuit breaker device |
| 02/01/2012 | CN202134478U 主动式断路器灭弧室 Active circuit breaker compartment |
| 02/01/2012 | CN202134477U 应用于断路器中的灭弧室 Applied to the circuit breaker interrupter |
| 02/01/2012 | CN202134476U 万能式断路器触头系统的触头支持结构 Circuit Breaker contacts the support structure of the contact system |
| 02/01/2012 | CN102339691A Combined magnetic-quenching device |
| 02/01/2012 | CN102339689A Circuit breaker having arc insulating apparatus |
| 01/26/2012 | US20120019602 Printing nozzle arrangement having fault detector |
| 01/25/2012 | CN202126981U Breaker and moving contact system thereof |
| 01/25/2012 | CN202126980U Fixed structure of contact terminal part of breaker |
| 01/25/2012 | CN102332371A Small-sized circuit breaker |
| 01/24/2012 | US8102226 Protection device with a sandwiched cantilever breaker mechanism |
| 01/18/2012 | CN101345164B Air cicuit breaker having simple detachable structure for over current relay |
| 01/11/2012 | CN202111030U Arc extinguishing system for moulded case circuit breaker |
| 01/11/2012 | CN202111029U Circuit breaker movable contact component |
| 01/11/2012 | CN202111028U Double-break-point high breaking miniature circuit breaker |
| 01/11/2012 | CN202111027U Contact device of circuit breaker |
| 01/11/2012 | CN202111026U Contact for high-voltage breaker |
| 01/11/2012 | CN202111025U Static contact for moulded case circuit breaker |
| 01/11/2012 | CN102315056A Arc extinguishing mechanism for mold cased circuit breaker |
| 01/11/2012 | CN102315055A Structure for reducing flashover length of moulded case circuit breaker |
| 01/11/2012 | CN102315047A Flashover preventing device for circuit breaker |
| 01/11/2012 | CN102315046A Contact system of circuit breaker |
| 01/11/2012 | CN101859669B Rotating double-breakpoint structure of circuit breaker |
| 01/11/2012 | CN101728135B Numerical control alarm drop-out fuse for preventing freezing rain |
| 01/11/2012 | CN101165833B Closing spring assembly of switching mechanism for air circuit breaker |
| 01/10/2012 | US8093966 Impact solenoid assembly for an electrical receptacle |
| 01/05/2012 | US20120002338 Safety arrangement for a motor vehicle |
| 01/05/2012 | US20120001707 Overload relay switch without springs |
| 01/04/2012 | CN202102996U Connecting electrical conductor used on fixed side of arc extinguish chamber of high-voltage breaker |
| 01/04/2012 | CN202102995U Explosion chamber for a miniature circuit breaker |
| 01/04/2012 | CN202102994U Structure of arc extinguishing chamber for miniature circuit breaker |
| 01/04/2012 | CN202102993U Improved structure of contact base of breaker |
| 01/04/2012 | CN101083187B Circuit breaker |
| 01/03/2012 | CA2542689C Consolidated circuit breaker support insulator and bus alignment piece |
| 12/28/2011 | CN202094061U 一种小型断路器的中性极结构 A small structure neutral pole circuit breaker |