| 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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| 05/30/2001 | CN1066566C Circuit automatic breaker with contact regulating device |
| 05/23/2001 | EP1102297A1 Circuit breaker rotary contact assembly locking system |
| 05/23/2001 | EP1101234A1 Device for short-circuit protection |
| 05/23/2001 | EP0804800B1 Protection switching devices with a device for forcible separation of main supply lines in protection switching devices |
| 05/23/2001 | CN2431638Y 开关结构 Switch structure |
| 05/23/2001 | CN1296280A Locking device for handle of circuit breaker |
| 05/23/2001 | CN1296276A Rotary contact mechanism for circuit breaker |
| 05/22/2001 | US6236548 Method of discriminating between an internal arc and a circuit-breaking arc in a medium or high voltage circuit breaker |
| 05/22/2001 | US6236299 Auto tripping key switch |
| 05/16/2001 | CN2430782Y 开关结构 Switch structure |
| 05/15/2001 | US6232570 Arcing contact arrangement |
| 05/10/2001 | DE10050081A1 Schaltschütz Contactor |
| 05/09/2001 | EP1098343A1 Circuit breaker rotary contact arm arrangement |
| 05/08/2001 | US6229426 Circuit breaker having selected ambient temperature sensitivity |
| 05/08/2001 | US6229414 Make-and-break mechanism for circuit breaker |
| 05/08/2001 | US6229413 Support of stationary conductors for a circuit breaker |
| 05/02/2001 | CN2428861Y 开关结构 Switch structure |
| 05/01/2001 | US6225881 Thermal magnetic circuit breaker |
| 05/01/2001 | US6225588 Trip device of circuit breaker |
| 05/01/2001 | US6225585 Movable switch contact arrangement having a contact lever holder with a contact lever |
| 04/25/2001 | CN1065071C 电路断路器 Circuit breaker |
| 04/19/2001 | WO2001028054A1 Electrical connection device for power circuit breakers |
| 04/19/2001 | WO2001027959A1 Plug-in circuit breaker |
| 04/19/2001 | WO2001027958A1 Reverse current relay |
| 04/19/2001 | WO2001027948A1 Electric pole for low-voltage power circuit breaker |
| 04/19/2001 | DE19946735C1 Lasttrennschalter, vorzugsweise zum Einsatz in Kraftfahrzeugen Load break switch, preferably for use in motor vehicles |
| 04/18/2001 | EP1093145A1 Control mechanism for a circuit breaker |
| 04/18/2001 | CN2427013Y Multicircuit breaker |
| 04/17/2001 | US6218636 Switchgear arc extinguishing chamber with side walls made of composite material |
| 04/12/2001 | DE10038645A1 Current detector for motor vehicle, detects variation in angle of magnetic surface of hall element based on electrical signal output by hall element |
| 04/11/2001 | CN1291339A Executive element for producing switch connection between main switch and auxiliary switch |
| 04/11/2001 | CN1290949A Electromagnet breaker |
| 04/05/2001 | WO2001024214A1 Load-disconnecting switch, especially for use in motor vehicles |
| 04/05/2001 | WO2001024207A1 Low-voltage power circuit breaker comprising a switching chamber and a displaceable contact unit |
| 04/05/2001 | DE19948695A1 Low voltage power switch has at least one end position holding spring in form of coil spring mounted on at least one switch pole |
| 04/04/2001 | CN1290020A Electric circuit breaker |
| 03/28/2001 | EP1086479A1 Electro-mechanical circuit breaker |
| 03/28/2001 | CN1063868C Electric switching device |
| 03/22/2001 | WO2001020631A1 Low-voltage switchgear |
| 03/21/2001 | EP1085552A1 Improved arcing contact arrangement |
| 03/21/2001 | EP1085532A1 Electromagnetic actuator with two return springs |
| 03/21/2001 | CN1063577C 电路断路器 Circuit breaker |
| 03/21/2001 | CN1063576C Circuit Breaker |
| 03/15/2001 | DE19943965A1 Niederspannungsschaltgerät Low-voltage switchgear |
| 03/08/2001 | WO2001016987A1 Circuit interrupter with cradle having an improved pivot pin connnection |
| 03/08/2001 | DE19932010C1 Schaltkontaktanordnung eines Niederspannungs-Leistungschalters mit Hauptkontakten, Zwischenkontakten und Abreißkontakten Switching contact arrangement of a low-voltage circuit breaker with main contacts Between contacts and Abreißkontakten |
| 03/08/2001 | CA2382918A1 Circuit interrupter with cradle having an improved pivot pin connnection |
| 03/06/2001 | US6198268 Dual-rated current transformer circuit having at least two input circuits |
| 03/01/2001 | DE10041341A1 Circuit breaker has middle case with receptacles for dividing walls of upper cover and grooves for receiving dividing walls of lower case |
| 03/01/2001 | DE10037924A1 Unterbrechermechanismus für Schaltautomaten Breaker mechanism for circuit breaker |
| 02/28/2001 | EP1079409A1 Rotary contact assembly for high ampere-rated circuit breakers |
| 02/28/2001 | EP1078383A1 Contact mechanism for electronic overload relays |
| 02/28/2001 | EP1078382A1 Contact mechanism for electronic overload relays |
| 02/28/2001 | CN1285606A 断路器 Breaker |
| 02/14/2001 | EP1075722A1 Circuit breaker having a tripping device and parameterization blocking |
| 02/14/2001 | CN2419680Y Outdoor fuse switch against mixaction |
| 02/13/2001 | US6188031 Movable contact arrangement for a low-voltage circuit breaker with a pivot bearing |
| 02/08/2001 | WO2001009908A1 Electrical circuit breakers |
| 02/07/2001 | CN1061773C 漏电断路器 Leakage circuit breakers |
| 02/06/2001 | US6184761 Circuit breaker rotary contact arrangement |
| 02/06/2001 | CA2030167C Push-to-trip high-amp circuit breaker |
| 02/01/2001 | DE19935661A1 Schaltkontaktanordnung für einen Leistungsschalter Switch contact assembly for a circuit breaker |
| 01/31/2001 | EP1073084A2 Arrangement of switch contacts for a circuit breaker |
| 01/31/2001 | CN1282090A 电路断路器 Circuit breaker |
| 01/25/2001 | WO2001006530A1 Displaceable contact having low electrical resistance |
| 01/25/2001 | DE19933919A1 Bewegbarer Kontakt mit niedrigem elektrischen Widerstand Moveable contact with low electrical resistance |
| 01/25/2001 | DE10032323A1 Low voltage circuit breaker mechanism, has moving section with moving section plunger to turn shaft, together with switch section including switch shaft and spring applying turning force. |
| 01/18/2001 | DE19920042C1 Schaltgasdämpfer für Niederspannungs-Leistungsschalter Switching gas damper for low-voltage circuit breakers |
| 01/17/2001 | EP1069584A1 Current limiter and circuit breaker with current-limiting function |
| 01/17/2001 | CN1280375A 电路断路器 Circuit breaker |
| 01/11/2001 | WO2001003153A1 Switching contact arrangement of a low voltage circuit breaker with main contacts, intermediate contacts and arcing contacts |
| 01/11/2001 | WO2001002289A1 Movement sensor in a micro electro-mechanical device |
| 01/11/2001 | WO2001002180A1 Fault detection in a micro electro-mechanical device |
| 01/11/2001 | WO2001002178A1 Calibrating a micro electro-mechanical device |
| 01/10/2001 | CN2414511Y Overloading protective type push-key switch with extractive automatic resetting mechanism |
| 01/10/2001 | CN1279495A Electric circuit breaker |
| 01/04/2001 | WO2001001426A1 Dual-rated current transformer circuit |
| 01/03/2001 | CN2413380Y Small mobile circuit breaker |
| 12/28/2000 | DE10026813A1 Electromagnetic trip release kicked-out under fault current conditions, with simple construction enhancing reliability and automated assembly, has defined flux paths in each of two positions |
| 12/27/2000 | EP1063666A2 Electromagnetic trip device |
| 12/26/2000 | US6166344 Circuit breaker handle block |
| 12/20/2000 | EP1060490A1 Circuit breaker venting arrangement |
| 12/20/2000 | CN2411564Y Overload protection type key switch with intermittent operation mechanism |
| 12/13/2000 | EP1059654A2 Thermal circuit breaker switch |
| 12/13/2000 | EP1059653A2 Thermal circuit breaker switch |
| 12/13/2000 | EP1058936A1 Actuating element for producing a switching connection between a main switch and an auxiliary switch |
| 12/13/2000 | CN1276617A Thermal loop breaker switch |
| 12/13/2000 | CN1276616A Thermal loop breaker switch |
| 12/11/2000 | CA2311099A1 Overload protector with control element |
| 12/06/2000 | CN2409697Y Drop-off permanent magnet sectionalizing device |
| 12/06/2000 | CN2409606Y Small circuit breaker arc striking apparatus |
| 12/06/2000 | CN1275786A Heat overload tripping device for circuit breaker |
| 12/06/2000 | CN1275785A 断路器 Breaker |
| 12/05/2000 | US6157275 Circuit interrupter with cradle |
| 11/30/2000 | DE10025617A1 Electrical overload circuit breaker switch has movable contact operated linearly by actuator |
| 11/29/2000 | CN1275243A Electronic switch for quick, automatic response to current overloads |
| 11/29/2000 | CN1274937A Circuit breaker |
| 11/28/2000 | US6154116 Thermal circuit breaker switch |
| 11/28/2000 | CA2070439C Metering accessory for molded case circuit breakers |
| 11/22/2000 | EP1053557A1 Remote controllable circuit breakers with positive temperature coefficient resistivity (ptc) elements |