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)
07/2012
07/11/2012CN102568964A Protection assembly of movable static contact of plastic shell breaker
07/11/2012CN102568944A Small-sized circuit breaker
07/04/2012CN202307749U 一种断路器灭弧室结构 A circuit breaker interrupter structure
07/04/2012CN202307748U 用于塑壳断路器的相位屏障元件 Phase barrier element for molded case circuit breakers
07/04/2012CN202307747U 断路器触头系统 Circuit Breakers
07/04/2012CN202307742U 一种电子过载继电器 An electronic overload relay
07/04/2012CN202307728U 用于断路器的防护装置以及断路器 Protective device for a circuit breaker and a circuit breaker
07/04/2012CN102543608A Contact apparatus for circuit breaker
07/04/2012CN102543606A Miniature circuit breaker
07/04/2012CN102543603A Ultrathin minitype breaker
07/04/2012CN102543520A Single direct current arc chamber, and bi-directional direct current electrical switching apparatus employing the same
07/04/2012CN101651071B Electric control breaker with short circuit self-locking function
07/04/2012CN101609764B Contact system with heat dissipation unit
07/04/2012CN101512703B Protection apparatus for an electrical load
07/04/2012CN101471206B Novel outdoor high-voltage drop type fuse
07/04/2012CN101170033B Operation by cylindrical cam of the contacts of a dual-movement interrupter chamber
07/04/2012CN101038835B Circuit breaker
07/03/2012DE202006021064U1 Schutzschalter Circuit breaker
06/2012
06/28/2012WO2012086454A1 Circuit breaker
06/28/2012WO2012083829A1 Contact system for circuit breaker
06/27/2012CN102522276A Arc-extinguishing device of breaker
06/27/2012CN102522275A Moving contact structure with high breaking capacity
06/27/2012CN101685731B Lockable contact component of low-voltage circuit breaker
06/21/2012DE102011089234A1 Electric arc extinguishing device for use in e.g. circuit breaker, has double guide rail with projection, which is arranged such that arc is extended to projection of rail and divided in two partial arcs conducted into arc arcing chambers
06/20/2012CN102509676A Framework circuit breaker arc extinguishing chamber
06/20/2012CN101620955B Method for locking contacts of low-voltage circuit breaker
06/20/2012CN101527230B Electromagnetical tripping apparatus of circuit breaker
06/19/2012US8203810 Solid state pre-charge module
06/13/2012CN101894715B Arc extinguishing chamber for low-voltage breaker
06/13/2012CN101882547B Static contact structure of low-voltage circuit breaker
06/13/2012CN101763996B Static contact of low-voltage circuit breaker
06/06/2012CN102486982A Breaker with forced flash barrier device
06/06/2012CN101499387B Attaching apparatus of circuit board breaker and circuit board breaker equipped with the same
06/06/2012CN101359558B Air circuit-breaker and auto connecting device of control terminal thereof
06/06/2012CN101292313B Contact arm with 90 degree offset
05/2012
05/30/2012CN202259112U Leakage-protecting switch
05/30/2012CN202259110U Prepayment small-sized circuit breaker
05/30/2012CN202259109U Arc extinguish chamber of frame-type circuit breaker
05/30/2012CN202259108U Arc extinguish chamber suitable for small-scale circuit breaker
05/30/2012CN202259107U Small breaker
05/30/2012CN202259106U Breather hole on arc-extinguishing chamber of small-sized low-voltage circuit breaker
05/30/2012CN202259105U Contact device of circuit breaker
05/30/2012CN202259104U Stationary contact of circuit breaker
05/30/2012CN202259103U Contact device for self-resetting circuit breaker
05/30/2012CN202259102U Moving contact of circuit breaker
05/30/2012CN202259101U Fixed contact and breaker with same
05/30/2012CN202259092U Electric installation switch equipment and contact bridge
05/30/2012CN202259067U Minitype breaker provided with safety device
05/30/2012CN202258892U Zero-flashover arc extinguishing device
05/30/2012CN102484022A 直流断路器 DC circuit breaker
05/30/2012CN101777463B Circuit breaker
05/30/2012CN101645373B Breaking and decompressing device of breaker
05/30/2012CN101211719B Terminal module assembly and moulded case circuit breaker having the same
05/29/2012US8188819 Switching device unit for switiching at least two operating states
05/23/2012CN202230963U Stationary contact system of circuit breaker
05/23/2012CN102473561A 释放型电磁铁装置 Releasing solenoid device
05/23/2012CN102473560A Circuit breaker
05/23/2012CN101794685B Decompression repulsion dynamic breaking device of breaker
05/23/2012CN101789338B Self-energy air-blowing medium-voltage high-DC quick current-limiting circuit breaker
05/23/2012CN101625934B Circuit breaker
05/23/2012CN101393826B Handle lock device for circuit breaker
05/23/2012CN101388308B Breaker of plastic casing
05/22/2012US8183962 Leakage protective plug
05/16/2012CN202221746U Small-size circuit breaker
05/16/2012CN102456521A 电路断路器及其制造方法 Circuit breakers and manufacturing method thereof
05/16/2012CN102456520A 电路断路器 Circuit breaker
05/16/2012CN102456519A 电路断路器 Circuit breaker
05/16/2012CN102456515A Multi-break plastic-shell type circuit breaker
05/10/2012US20120113557 Electronic circuit breaker
05/09/2012EP2450931A1 Direct current circuit breaker
05/09/2012EP1177567B1 Circuit interrupter operating mechanism
05/09/2012CN102449720A Electromagnetic trip device
05/09/2012CN102446668A Contact system for single-breakpoint moulded case circuit breaker
05/09/2012CN102446667A Contact system used for double-breakpoint plastic casing breaker
05/09/2012CN102446642A Zero arc extinguishing device
05/08/2012US8174801 Controlling arc energy in a hybrid high voltage DC contactor
05/02/2012EP2448075A1 Apparatus for protecting direct current branch circuit
05/02/2012EP2447969A1 Switching device for low voltage electrical circuits
05/02/2012CN102436987A Thermal overload relay
05/02/2012CN101763998B Integrated contact arc extinguishing system with movable fixed contact
05/02/2012CN101692415B Revolving double breakpoints structure of low-voltage circuit breaker contact
05/02/2012CN101615541B Residual current circuit breaker
05/02/2012CN101477922B Motherboard electric connection construction for controlling protection electric appliance
05/02/2012CN101276710B Device for controlling an electric protection device and electric protection device including same
05/02/2012CA2757038A1 Electrical switching apparatus and charging assembly therefor
04/2012
04/26/2012US20120099237 Circuit breaker with fault indication and secondary power supply
04/25/2012CN202205675U 一种双斥开型塑壳断路器 A dual denounced open MCCB
04/25/2012CN202205671U 控制与保护开关电器的操作机构 Control and protection of electrical switches operating mechanism
04/25/2012CN102427009A 低压断路器的吹弧装置 Puffer means low voltage circuit breaker
04/25/2012CN102427008A 一种塑壳低压断路器的灭弧装置 A molded case circuit interrupter device low voltage circuit breaker
04/25/2012CN102427007A 一种防止低压断路器动触头反弹的装置 A low voltage circuit breaker device prevents the moving contact bounce
04/25/2012CN102427006A 一种用于小电流塑壳低压断路器的触头结构 Contact structure for low-voltage low-current molded case circuit breakers
04/25/2012CN102427000A 控制与保护开关电器的操作机构 Control and protection of electrical switches operating mechanism
04/25/2012CN101593643B 小型断路器 Miniature Circuit Breaker
04/25/2012CN101377989B 电路断路器 Circuit breaker
04/24/2012US8164403 Disconnect mechanism in a power receptacle with ground-fault circuit interruption functions
04/18/2012CN202196726U 易于自动化生产的微型断路器 Ease of automated production of miniature circuit breakers
04/18/2012CN202196725U 插入式断路器以及用于该插入式断路器的插入式底座 Plug-in circuit breaker and plug-in base for the plug-in circuit breaker
04/18/2012CN102420084A 一种自源式直流快速断路器 A self-source DC fast breaker
04/18/2012CN102420083A 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
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