Patents for H01H 75 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism (554) |
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07/29/2004 | US20040144757 Electrical circuit interrupting device |
07/29/2004 | US20040144756 Electrical circuit interrupting device |
06/22/2004 | US6753493 Electrical circuit interrupting device |
05/12/2004 | CN1495821A Contact protector |
03/31/2004 | EP1402548A1 Electrical circuit interrupting device |
02/26/2004 | DE10305287A1 Overload protection switching system for electrical lines and components has thermal trips |
01/15/2004 | DE10305069A1 Elektrischer Widerstand Electrical resistance |
11/26/2003 | EP1365432A1 Circuit and/or apparatus protection switch |
09/30/2003 | US6628095 Actuator for remote operation of a circuit breaker |
09/25/2003 | DE20207832U1 Overload protection switching system for electrical lines and components has thermal trips |
04/30/2003 | CN2548257Y Modular multifunctional dipolar vertical combined air switch |
12/12/2002 | WO2002099826A1 Electrical circuit interrupting device |
12/05/2002 | US20020179571 Electrical circuit interrupting device |
11/20/2002 | CN2521746Y Earth leakage circuit-breaker |
06/12/2002 | EP1213740A1 Automatic resetting device for modular protection apparatus |
05/29/2002 | EP1209712A1 Remote control device for modular protective apparatus |
12/12/2001 | CN1076119C 电路断路器 Circuit breaker |
10/11/2001 | WO2001075925A1 Electrical device |
09/05/2001 | EP1129462A1 Actuator for remote operation of a circuit breaker |
05/23/2001 | CN2431639Y Triple automatic reclosing relay capable of positioning failure zone |
03/13/2001 | US6201676 Time delay device |
06/21/2000 | CN1053761C Circuit breaker and remote closing controller thereof |
05/18/2000 | WO2000028565A1 Actuator for remote operation of a circuit breaker |
03/07/2000 | US6034341 Circuit breaker |
11/24/1999 | CN2350865Y Four-pole switch for electric appliance |
10/13/1999 | CN2343669Y Multifunctional non-watt consumption ac contactor |
09/15/1999 | EP0942443A1 Circuit breaker |
09/14/1999 | CA2076675C Quick-action circuit breaker |
06/15/1999 | US5912604 Molded pole automatic circuit recloser with bistable electromagnetic actuator |
06/02/1999 | CN1218271A 电路断路器 Circuit breaker |
04/14/1999 | CN2314470Y Safety switch with protective circuit |
02/10/1999 | CN2307362Y 遥控断路器 Remote breaker |
02/03/1999 | CN1041970C Shunt trip device sensitive to trip current |
12/22/1998 | CA2066714C Energy management accessory for circuit breaker |
12/01/1998 | CA2141505C Activating mechanism for an interrupter chamber |
04/29/1998 | CN1180233A Mechanically controlled operation circuit for electric window of car |
01/07/1998 | CN1036959C Remote controlled circuit breaker with recharging cam |
12/16/1997 | CA2073252C Recloser apparatus |
01/02/1997 | EP0493486B1 Energy management accessory for circuit breaker |
10/08/1996 | US5563390 Actuating mechanism for actuating a protective interrupting chamber |
08/28/1996 | CN1129845A Circuit breaker remote closing operator |
08/13/1996 | US5546062 Protection switch |
07/09/1996 | US5534833 Circuit breaker remote closing operator |
05/28/1996 | US5521569 Hyper-rapid circuit breaker |
05/14/1996 | CA2073442C Electrical recloser having external mounting arrangement for electronics assembly |
04/02/1996 | US5504290 Remote controlled circuit breaker with recharging cam |
08/30/1995 | CN1107605A Low energy shunt trip |
08/02/1995 | EP0665564A1 Driving mechanism for a protective breaker |
05/17/1995 | CN2197744Y Remote electrically controlling and frequently operating breaker |
02/07/1995 | US5387770 Electric operating device for circuit breaker |
01/19/1995 | DE4424535A1 Protective switching device |
11/16/1994 | CN1095185A Remote controlled circuit breaker with recharging cam |
08/24/1994 | EP0612091A1 Remote-controlled circuit-breaker with resetting cam |
02/22/1994 | US5288958 Lockable remote rotary handle operator for circuit breakers |
12/08/1993 | EP0572970A1 Electric operating device for circuit breaker |
11/24/1993 | CN1022878C Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker |
10/13/1993 | EP0516640B1 Quick-action circuit breaker |
10/06/1993 | EP0564173A1 Lockable remote rotary handle operator for circuit breakers |
10/01/1993 | CA2092860A1 Locking remote rotary handle operator for circuit breakers |
09/08/1993 | EP0493486A4 Energy management accessory for circuit breaker |
09/01/1993 | CN1022004C Circuit breaker with moulded outer shell |
07/07/1993 | CN1021526C Crossbar assembly |
03/31/1993 | EP0298092B1 Circuit breaker trip solenoid assembly |
02/03/1993 | EP0296183B1 Circuit breaker contact assembly |
01/26/1993 | CA2070469A1 Molded case circuit breaker load terminal assembly |
12/10/1992 | DE4118377A1 Overcurrent protection switch with mechanical device for re-closure - incorporates interacting system of levers and stops allowing rapid reversal of short-circuit-provoked temporary opening |
12/09/1992 | EP0516640A1 Quick-action circuit breaker. |
11/24/1992 | US5166653 Trip device for an electric switch |
11/10/1992 | US5163175 Switch |
11/10/1992 | CA1310046C Circuit breaker contact assembly |
09/30/1992 | EP0236422B1 Remote control circuit breaker |
07/08/1992 | EP0493486A1 Energy management accessory for circuit breaker. |
04/15/1992 | CN2101939U Contactor with protector |
04/07/1992 | US5103364 Recloser apparatus |
03/24/1992 | US5099385 Protected reversing contractor using a multifunctional transmission systrem for controlling acknowledgement switches |
03/24/1992 | US5099382 Electrical recloser having external mounting arrangement for electronics assembly |
01/21/1992 | US5083103 Energy management accessory for circuit breaker |
09/03/1991 | CA1288459C Recloser undervoltage lockout mechanism |
08/28/1991 | CN1054148A Recloser apparatus |
08/24/1991 | WO1991013452A1 Quick-action circuit breaker |
08/14/1991 | CN1053867A Electrical recloser having external mounting arrangement for electronics assembly |
07/12/1991 | WO1991011047A1 Recloser apparatus |
07/12/1991 | WO1991011013A1 Electrical recloser having external mounting arrangement for electronics assembly |
07/02/1991 | US5029301 Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device |
05/08/1991 | EP0426254A1 A trip device for an electric switch |
04/30/1991 | CA1283681C Circuit recloser with actuator for trip, close and lockout operation |
03/30/1991 | WO1991005358A1 Energy management accessory for circuit breaker |
01/02/1991 | EP0406130A1 Limiting circuit-breaker provided with electromagnetic means for delaying the return movement of the contact |
12/26/1990 | CA2019492A1 Limiting circuit breaker equipped with an electromagnetic effect contact fall delay device |
11/27/1990 | US4973927 Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker |
11/07/1990 | CN1046811A Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker |
10/31/1990 | EP0395326A1 Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker |
10/25/1990 | CA2013535A1 Two piece cradle latch, handle barrier locking insert and cover interlock for circuit breaker |
10/24/1990 | CN1010148B Contactor |
08/09/1990 | DE4003109A1 Three=phase inverter switch |
08/08/1990 | EP0381542A1 Protected phase-reversal contactor using a multifunctional transmission system for the control of confirmation switches |
08/03/1990 | CA2007196A1 Protected converter invester with multifunctional transmission system to control confirmation switches |
07/31/1990 | CA1272233A1 Circuit breaker trip solenoid assembly |
06/06/1990 | EP0371419A2 Electrical circuit breaker |
03/28/1990 | CN1040886A Bistable magnetic actuator and circuit breaker |