Patents
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)
08/2002
08/20/2002US6437700 Ground fault circuit interrupter
08/20/2002US6437266 Electrical contact arm assembly for a circuit breaker
08/20/2002CA2053516C Low voltage circuit breaker with multiple contacts for high currents
08/14/2002CN1364302A Contact depression stabilizer for 4 pole molded case circuit breaker
08/14/2002CN1364115A Movement sensor in a micro electro-mechanical device
08/07/2002CN1362719A Auxiliary device of low-voltage circuit breaker
08/06/2002US6429760 Cross bar for a conductor in a rotary breaker
07/2002
07/31/2002EP1021816A4 Electronic switch for quick, automatic response to current overloads
07/31/2002CN1361917A Displaceable contact having low electrical resistance
07/30/2002US6426688 Modular contact system for different frame sizes
07/25/2002US20020096422 Switch mounting structure
07/25/2002DE10201711A1 Mounting arrangement for an automatic or protection switch, has mounting flange locked in housing with fixing screws
07/24/2002CN1360434A Electronic apparatus and electronic apparatus activating method
07/24/2002CN1360365A Device for electric connection of two electric apparatuses and electric apparatus adapted for said device
07/18/2002US20020092751 Handle operating mechanism in circuit breaker
07/18/2002DE10158255A1 Leitungsschutzschalter mit Sofortauslösung Circuit breaker with instantaneous trip
07/18/2002DE10158254A1 Overload tripping device for circuit breaker, has bimetallic temperature-compensating lever with balance weight, to transmit output signal from differential shifter to latch receiver
07/18/2002DE10117345A1 Electrical switching device changeable from keying to switching mode has guide on sliding element actuated by pin, journal guided in rotary plate still accessible if components in series
07/17/2002EP1223417A1 Signal treating device and method, and electrical apparatus equipped with such a device
07/17/2002CN2501180Y 多功能电磁式漏电断路器 Multifunction electromagnetic leakage circuit breakers
07/17/2002CN2501179Y A/D small circuit breaker
07/17/2002CN1359528A Switching contact arrangement of a low voltage circuit breaker with main contacts, intermediate contacts and arcing contacts
07/16/2002US6420948 Parallel contact circuit breaker
07/16/2002US6420670 Push-button type switch
07/11/2002WO2002054432A1 Supporting base for a circuit breaker
07/11/2002WO2002054431A1 Automatic current limiting circuit breaker
07/11/2002DE10143223A1 Sicherung und Hilfsschalter dafür Fuse and auxiliary switches for
07/10/2002EP1221171A1 Reverse current relay
07/10/2002EP1078383B1 Contact mechanism for electronic overload relays
07/10/2002EP0976138B1 Electromagnetic switching device
07/10/2002CN1358319A 开关 Switch
07/09/2002US6417756 Push-button switch with overload protection and automatic reset
07/09/2002CA2074543C Method of assembling a circuit-breaker pole, apparatus for carrying out this method and circuit-breaker pole for a medium-voltage or high-voltage circuit breaker
07/04/2002WO2002052598A1 Power switch with a double breaking contact arrangement
07/04/2002WO2002052597A1 Current limiting circuit breaker
07/04/2002CA2400387A1 Power switch with a double breaking contact arrangement
07/03/2002EP1220260A1 Circuit breaker with a double break contact arrangement
07/03/2002EP1220258A2 Accessory device for a low-voltage circuit breaker
07/03/2002EP1218994A1 Electrical connection device for power circuit breakers
07/03/2002EP1218909A1 Load-disconnecting switch, especially for use in motor vehicles
07/03/2002EP1218899A1 Electric pole for low-voltage power circuit breaker
07/03/2002EP1218898A1 Low-voltage power circuit breaker comprising a switching chamber and a displaceable contact unit
07/03/2002CN2498736Y Circuit breaker with horizontal rotary plastic handle casing
07/03/2002CN1356709A Instantaneous cut-off breaker
07/02/2002US6414067 Resin content is at 15 to 70 wt % and the content of one or more inorganic compounds capable of dehydration at 150 degrees c. or more is at 80 to 30 wt %.
07/02/2002CA2034373C Digital circuit interrupter with keypad data entry and display
06/2002
06/27/2002US20020080003 ARC responsive thermal circuit breaker
06/27/2002US20020079992 Circuit breaker, and accessory switches thereof
06/27/2002US20020079291 Molded case circuit breaker including vacuum switch assembly
06/26/2002EP1101234B1 Device for short-circuit protection
06/25/2002US6411183 Circuit breaker
06/19/2002EP1214729A1 Circuit interrupter with cradle having an improved pivot pin connnection
06/19/2002EP1214271A1 Movement sensor in a micro electro-mechanical device
06/19/2002CN1354489A 辅助装置 Auxiliary device
06/18/2002CA2039796C Actuator-accessory reset arrangement for molded case circuit interrupter or electric switch
06/13/2002US20020070839 Structure of a depress-type safety switch
06/13/2002DE10147321A1 Schaltknopfmechanismus für einen Leitungsschutzschalter Shift knob mechanism for a circuit breaker
06/13/2002DE10061394A1 Switching device with floating dual interrupt rotary contact has contact springs on bearing bolt on contact part that exert torque on both sides of contact part, symmetrically load end contacts
06/12/2002EP1213738A2 Arc responsive thermal circuit breaker
06/12/2002CN1353439A 电路断路器 Circuit breaker
06/12/2002CN1353438A Breaker
06/11/2002US6403909 Trip override for rotary breaker
06/06/2002US20020067582 Reset lockout for sliding latch GFCI
06/04/2002US6400250 Safety switch
06/04/2002US6400243 Contact shoe device for circuit breaker
05/2002
05/30/2002US20020063619 Overload tripping device for circuit breaker
05/30/2002US20020063615 Instantaneous-tripping circuit breaker
05/30/2002US20020063049 Circuit breaker
05/29/2002EP1209711A1 Auxiliary device
05/29/2002EP1209710A2 Contact mecahnism for electronic overload
05/29/2002EP1208576A2 Trip override for a rotary breaker
05/29/2002DE10151422A1 Cross element for conductor in rotary contact circuit breaker has main body part that secures conducing strip for stable application to housing to prevent strip movement relative to housing
05/29/2002CN1351363A 断路器 Breaker
05/29/2002CN1351360A 球致动器 Ball actuator
05/28/2002US6396369 Rotary contact assembly for high ampere-rated circuit breakers
05/23/2002WO2002041439A1 Contact arrangement for current-limiting protective circuit breakers
05/23/2002WO2002041347A1 Contact arrangement for current-limiting protective circuit breakers
05/23/2002WO2002041346A1 Contact arrangement for current-limiting protective circuit breakers
05/23/2002WO2002041345A1 Contact arrangement for current-limiting protective circuit breakers
05/23/2002DE10056821A1 Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by contact force spring allowing contact wear compensation
05/23/2002DE10056820A1 Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by contact force spring adjusted for contact wear compensation
05/23/2002DE10056818A1 Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by symmetrical pairs of contact force springs
05/23/2002DE10056816A1 Contact set for current-limiting protection switch has rotatable switch shaft with rotary contact bridge acted on by adjustable contact force springs
05/22/2002EP1206783A2 Contact depression stabilizer for 4 pole molded case circuit breaker
05/22/2002EP1206352A1 Fault detection in a micro electro-mechanical device
05/21/2002US6392514 Terminal unit for multipolar switch
05/21/2002US6392512 Stationary line bus assembly
05/15/2002EP0603374B1 Computer-controlled circuit breaker arrangement with circuit breaker having identification circuit
05/15/2002CN1084920C Circuit breaker compartment door
05/14/2002US6388547 Circuit interrupter operating mechanism
05/09/2002US20020053962 Circuit breaker
05/08/2002DE10154377A1 Leitungsschutzschalter Circuit breaker
05/08/2002DE10152425A1 Circuit breaker has gear and lever system to prevent switch from being moved to OFF position if contacts become welded together
05/08/2002DE10054436A1 Niederspannungs-Leistungsschalter mit einem Bemessungsstromstecker Low-voltage circuit breakers with rated current plug
05/08/2002CN1348598A Switching gas damper for low voltage power circuit breakers
05/02/2002WO2002035569A1 Low-voltage power breaker with a rating plug
05/02/2002US20020050892 Multipolar circuit breaker
05/02/2002US20020050878 Stationary line bus assembly
05/02/2002EP1202315A1 Ball actuator
05/02/2002EP1202314A2 Multipolar circuit breaker
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