Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 71 - Details of the protective switches or relays covered by groups
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
04/2014
04/16/2014EP2720094A1 Safety system
04/16/2014CN203553884U A voltage limiting type current surge safety device
04/16/2014CN203553410U Bus bar short module, DC miniature circuit breaker and DC switch
04/16/2014CN203553080U Protection switch for preventing overcurrent and overvoltage
04/16/2014CN203553072U Time-delay protection release adjusting device for miniature breaker
04/16/2014CN203553071U Electronic plastic housing circuit breaker
04/16/2014CN203553070U Opening holding device of breaker
04/16/2014CN203553069U Circuit breaker operating mechanism
04/16/2014CN203553068U Circuit breaker closing bouncing improving device
04/16/2014CN203553067U Magnetic-force-boosted spring operating mechanism suitable for plastic housing air circuit breaker
04/16/2014CN203553066U Electromagnetic leakage circuit breaker
04/16/2014CN203553065U Breaker universal middle cover
04/16/2014CN203553064U Circuit breaker top cover fixing sheet
04/16/2014CN203553063U Structure of reducing housing gap for miniature breaker
04/16/2014CN203553062U Control and protective switch
04/16/2014CN203553061U Rapid buckle for surface cover of molded-case circuit breaker
04/16/2014CN203553060U Electric leakage protector
04/16/2014CN203553059U Plugging type leakage protection switch
04/16/2014CN203553058U Installation plate assembly for frame-type circuit breaker
04/16/2014CN203553040U Current temperature dual-protector
04/16/2014CN103733294A Circuit breaker comprising ventilation channels for efficient heat dissipation
04/16/2014CN103730297A Protection level adjustable tripping devices for molded case circuit breaker
04/16/2014CN102436982B Breaker for prepaid watt-hour meter
04/16/2014CN102412086B Fusing phase-lacking protection fuse composite disconnector
04/16/2014CN101853749B Thermal trip device for electrical protection device
04/10/2014DE102012018456A1 Bimetallic arrangement for e.g. main circuit breaker, has thermal bimetallic strip including strip portions that are controlled depending upon incident by overload current or residual current, for selective behavior of switching device
04/10/2014DE102005034644B4 Fehlerstromschutzschalter mit zusätzlichem Auslöseschalter Residual current circuit breakers with additional trigger switch
04/09/2014EP2717284A1 Operating device of an electric protection apparatus and electric protection apparatus comprising same
04/09/2014EP2715763A1 Actuating device
04/09/2014CN203536339U Switching-on and switching-off operating mechanism of breaker
04/09/2014CN203536338U Circuit breaker
04/09/2014CN203536337U Opening-time-controllable release
04/09/2014CN203536336U Monostable permanent magnetic mechanism
04/09/2014CN203536335U Intelligent circuit breaker with double-electromagnet structure
04/09/2014CN203536334U Compact quick electromagnet
04/09/2014CN203536333U Quantitative support and lock structure for armature and torsion spring of electromagnetic breaker
04/09/2014CN203536332U Medium- and high-voltage ultrahigh-speed switch and direct-current breaker
04/09/2014CN203536331U Release mechanism of breaker
04/09/2014CN203536330U Operation mechanism of small size breaker
04/09/2014CN203536329U Superspeed mechanical switch
04/09/2014CN203536328U Column breaker rapid operating arm
04/09/2014CN203536327U Draw bar for air circuit breaker
04/09/2014CN203536326U Improved breaker spring operating mechanism
04/09/2014CN203536325U Plug type CT (Current transformer) open circuit protective device
04/09/2014CN203536324U Integrated residual-current circuit breaker
04/09/2014CN203536323U Leakage circuit breaker with guard plate
04/09/2014CN203536322U Circuit breaker housing
04/09/2014CN203536321U Circuit breaker housing
04/09/2014CN203536320U Protection device and electrical wiring system including same
04/09/2014CN203536319U 400 A residual current circuit breaker molded case base
04/09/2014CN203536318U Housing for self-reset over-voltage and under-voltage protector
04/09/2014CN203536251U Cover opening power-off structure of breaker
04/09/2014CN103718265A Actuating device
04/09/2014CN103715031A Opening system of breaker of switch cabinet
04/09/2014CN103715030A Automated-manual double-gear switching-on device of breaker
04/09/2014CN103715029A Operating device of electric protection apparatus and electric protection apparatus comprising same
04/09/2014CN103715028A Connector and method for connecting installation switching devices
04/09/2014CN103715027A Low-voltage circuit breaker
04/09/2014CN102568963B Alternating current shunt tripper suitable for working with alternating current relay in series
04/09/2014CN102543604B Direct current shunt release applicable to operation in series connection with direct current relay
04/09/2014CN102420079B Mechanical device for controlling work state of air circuit breaker
04/09/2014CN102280317B Circuit breaker capable of detecting contact fault
04/09/2014CN102246255B Mechanical trip device for line switchgear
04/09/2014CN102169781B 电路断路器 Circuit breaker
04/09/2014CN102044385B Molded case circuit breaker having instantaneous trip mechanism
04/09/2014CN101714484B Contact arm assembly and method for assembling contact arm assembly
04/03/2014WO2014048483A1 Electrical switch with thomson coil drive
04/03/2014WO2014048095A1 Circuit breaker
04/03/2014US20140091894 Overload release, in particular for a circuit breaker
04/02/2014CN203521341U Lock catch-free tripping mechanism of leakage protector
04/02/2014CN203521340U Direct overcurrent tripping indicating device for direct current rapid breaker
04/02/2014CN203521339U Intelligent permanent magnetic residual current circuit breaker
04/02/2014CN203521338U Miniature circuit breaker with lead seal structure
04/02/2014CN203521337U Built-in voltage transformer device of intelligent user boundary breaker
04/02/2014CN203521336U Contact arm of electrical device
04/02/2014CN203521207U Transmission device used for achieving reclosure
04/02/2014CN103700549A Manual and electric operating mechanism of circuit breaker and reclosing circuit breaker with operating mechanism
04/02/2014CN103700548A Inserted energy-storing high-breaking small breaker
04/02/2014CN103700547A Circuit breaker
04/02/2014CN103700546A Commutation block for low-voltage circuit breaker
04/02/2014CN102315047B Flashover preventing device for circuit breaker
04/02/2014CN102187419B Low voltage circuit breaker with contact status indicator
04/02/2014CN102148113B Magnetic-latching DC fast circuit breaker
04/02/2014CN102089373B Flame-retardant polyamide composition
04/02/2014CN101877293B Position indicating switch
03/2014
03/31/2014DE202014001636U1 Bauteil zur Lagerung einer thermischen Auslösewelle und Gehäuse einer thermisch-magnetischen Auslöseeinheit sowie thermisch-magnetische Auslöseeinheit eines elektrischen Schalters und elektrischer Schalter Component for supporting a thermal trip shaft and the housing of a thermal-magnetic trip unit and thermal-magnetic trip unit of an electrical switch and electrical switch
03/31/2014DE202014001635U1 Magnetische Auslösewelle und Auslöseeinheit eines elektrischen Schalters sowie elektrischer Schalter Magnetic tripping shaft and trip unit of an electrical switch and electrical switch
03/27/2014WO2014046765A1 Circuit breaker including an electronic trip circuit, a number of temperature sensors and an over-temperature trip routine
03/27/2014WO2014044736A1 Switching apparatus with antenna connection for wireless communication
03/27/2014WO2014044735A1 Power switching device
03/27/2014WO2014044036A1 Minitype breaker with high stability
03/26/2014CN203503582U Simple high voltage discharge switch
03/26/2014CN203503580U High-voltage circuit breaker operating mechanism
03/26/2014CN203503579U Electromagnetic system of electric leakage buckle release
03/26/2014CN203503578U Tripping trigger device for small residual-current circuit breaker
03/26/2014CN203503577U Electric leakage buckle release
03/26/2014CN203503576U Conductive system of breaker
03/26/2014CN203503575U Operating lever of high strength split type molded case circuit breaker,
03/26/2014CN203503574U Breaker with easy wiring
03/26/2014CN203503573U Vibration damping seat used for high voltage breaker
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