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)
04/2009
04/15/2009CN201222469Y Dustproof circuit breaker
04/15/2009CN101410926A Latch mechanism with movable pivoting axis
04/15/2009CN101409387A Screwless terminal for electrical leads
04/15/2009CN101409185A Circuit interrupting device
04/15/2009CN101409184A Looped network switch apparatus
04/15/2009CN101409182A Circuit disconnector
04/15/2009CN100479080C Current-limiting mechanism of breaker
04/14/2009US7518847 AC coupling-DC blocking surge protection module with DC blocking bypass functionality
04/10/2009CA2639782A1 Screwless terminal for electrical leads
04/09/2009CA2640832A1 Gassing insulator assembly, and conductor assembly and electrical switching apparatus employing the same
04/08/2009CN201219087Y Small circuit breaker
04/08/2009CN201219083Y Electronic electromagnetic intelligent switch
04/08/2009CN201219073Y Arc-striking and arc-extinguishing structure of small-sized breaker
04/08/2009CN100477056C Multiple protective circuit breaker device with indicating lamp and automatic monitor
04/04/2009CA2639606A1 Contact arm mechanism for circuit breaker
04/02/2009WO2009041246A1 Process for producing contact member, contact member, and switch
04/02/2009US20090085974 Printing nozzle arrangement having movement sensor
04/02/2009DE102007047558A1 Electronic switching unit for use in overcurrent tripping device of low-voltage circuit breaker, is coupled to calibration system over linking or transmission units such as communication bus, broadband Internet and interface
04/02/2009DE102007047166A1 Steuerung der Anzeigehintergrundbeleuchtung bei einem Leistungsschalter Control of the display backlight when a circuit breaker
04/01/2009CN201215791Y Multipolar small- mini- circuit breaker for branched interlocking equipment and device thereof
04/01/2009CN101399138A Breaker contact system with self locking function
04/01/2009CN101399137A Low-voltage plastic case breakers
04/01/2009CN100474480C Device for controlling current for electromagnetic heating device
03/2009
03/25/2009EP1108260A4 Dual-rated current transformer circuit
03/25/2009CN201213120Y Circuit breaking switch structure
03/25/2009CN201213115Y Circuit breaker switch for power source overload
03/25/2009CN201213114Y Circuit breaker
03/25/2009CN101395689A Switching shaft unit for an electrical contact system
03/25/2009CN101393826A Handle lock device for circuit breaker
03/25/2009CN100472694C Plastic case circuit breaker
03/19/2009US20090073237 Nozzle device with expansive chamber-defining layer
03/19/2009US20090073210 Nozzle Device With Movement Sensor
03/18/2009CN201210471Y Detachable outdoor AC high voltage current limiting fuse
03/18/2009CN201210470Y Tripping device for circuit breaker
03/18/2009CN101388508A Oscillating arm type tripolar on-off apparatus for leakage protecting plug
03/18/2009CN101388308A Breaker of plastic casing
03/18/2009CN100470699C Low-voltage integrated appliance
03/11/2009CN201207360Y Inner support releasing device for circuit breaker
03/11/2009CN101385110A Circuit breaker meter
03/11/2009CN101383252A Arc extinguishing device of circuit breaker for manual motor starter
03/11/2009CN100468600C Arc quenching system
03/10/2009US7502212 IDCI with reset lockout and independent trip
03/04/2009EP2030216A1 Protection switch
03/04/2009EP2030215A1 Protection switch
03/04/2009EP2030213A1 Protection switch
03/04/2009CN201204166Y Four-pole plastic case circuit breaker with auxiliary operation mechanism
03/04/2009CN201204163Y Current breaker and terminal thereof
03/04/2009CN201204129Y Improved structure for small circuit breaker contact system
03/04/2009CN101377989A Circuit breaker
03/04/2009CN100466140C Contact system of breaker
03/04/2009CN100466139C Contactor system with self-regulating tolerance and reactive torsion spring stiffness
03/04/2009CN100466138C External operating handle device of circuit breaker
03/04/2009CN100466136C Heat overload tripping device used on a circuit breaker
03/03/2009US7498913 Thermal trip device and circuit breaker using the same
03/03/2009US7498910 Ground fault circuit interrupter device
03/03/2009US7498909 Ground-fault circuit interrupter with reverse wiring protection
02/2009
02/28/2009CA2638685A1 Electronic trip units with limited read/write access
02/26/2009DE102007015794B4 Kontaktschiebereinheit für eine Schalteinheit, insbesondere einen Leistungsschalter, aufweisend einen Kontaktschieber und ein Schaltstück Contact slide unit for a switching unit, in particular a circuit breaker comprising a contact switch and a switch element
02/25/2009CN101373671A Switching device with a switching shaft for mounting a rotary contact link and multipole switching device arrangement
02/25/2009CN100464476C Superconducting hybrid current limiting switch
02/25/2009CN100464388C Arc-suppressing device of plastic shell breaker
02/24/2009US7495574 Electrical system controlling device with wireless communication link
02/24/2009US7495534 Terminal module assembly for molded case circuit breaker and molded case circuit breaker having the same
02/24/2009CA2414732C Calibrating a micro electro-mechanical device
02/19/2009DE102007034526B3 Elektrische Schutzeinrichtung Electrical safety devices
02/17/2009US7492564 Protection apparatus for an electrical load
02/17/2009US7492563 Low-voltage circuit breaker comprising an interface unit
02/17/2009US7492558 Reset lockout for sliding latch GFCI
02/17/2009US7492557 Switching device and electric apparatus
02/12/2009WO2009018729A1 Moving contact of circuit breaker
02/11/2009CN201194288Y Novel leakage protection socket
02/11/2009CN201194209Y Novel circuit breaking protector
02/11/2009CN101364505A Electrical switching apparatus and pole shaft assembly therefor
02/10/2009US7489227 Electrical receptacle with multiple heat sensors
02/05/2009DE19948695B4 Niederspannungs-Leistungsschalter mit einem bewegbaren Kontaktträger mit Endlagen-Haltefeder Low-voltage circuit breaker having a movable contact carrier with end position holding spring
02/05/2009DE102007015793B4 Kontaktschiebereinheit für eine Schalteinheit, insbesondere einen Leistungsschalter. Contact slide unit for a switching unit, in particular a circuit breaker.
02/04/2009CN101359558A Air circuit-breaker and auto connecting device of control terminal thereof
02/04/2009CN100459537C WAP XML extension for WiFi and desktop passthrough connections
02/04/2009CN100459012C Combined type intelligent alternating-current control and protector
01/2009
01/29/2009WO2009013091A1 Electrical protective device
01/29/2009US20090027154 Circuit breaker including ambient compensation bimetal holding and releasing arc fault indicator
01/28/2009CN201188535Y Super lightning protection mobile socket
01/28/2009CN201188403Y Detaching gear for circuit breaker
01/28/2009CN101354993A Composite type circuit breaker
01/28/2009CN101354988A Residual current device for an electric circuit breaker
01/28/2009CN101354987A Control device for controlling and protecting switch electric appliance
01/28/2009CN101354986A Draw in-out apparatus for air circuit breaker
01/21/2009CN201185399Y Motor starter apparatus
01/21/2009CN101350456A Inserted terminal position of switch
01/21/2009CN100454706C Control and protection module of a switch device
01/21/2009CN100454469C Falling fuse
01/21/2009CN100454468C Switch
01/20/2009US7479858 Reverse current relay
01/17/2009CA2637087A1 Apparatus and method for fault current interruption
01/15/2009US20090015357 Air circuit breaker with mechanical trip indicating mechanism
01/15/2009US20090014300 Apparatus for indicating closing operable state for air circuit breaker and air circuit breaker having the same
01/14/2009EP2015421A2 Reset mechanism for a battery pack
01/14/2009EP2013890A1 Devices, systems, and methods for shunting a circuit breaker
01/14/2009CN201181815Y Fusion tube disassembly and assembly operation device
01/14/2009CN201181680Y High-breaking zero-overflash universal breaker
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