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)
03/2005
03/31/2005WO2005029526A1 Electrical switch having latching surfaces that can be pivoted under the influence of electrodynamic force
03/31/2005WO2005029525A1 Medium voltage vacuum circuit interrupter
03/31/2005WO2005029524A1 Switch
03/31/2005WO2005029521A1 Electrical switch
03/31/2005US20050068131 Electric pole for a low-voltage power circuit breaker, and associated circuit breaker
03/31/2005US20050067380 Circuit interrupting device with a turnbuckle and weld break assembly
03/31/2005US20050067267 Trip-free PCB mountable relay configuration and method
03/31/2005DE10340226A1 Gegossene Schaltwelle für Leistungsschalter und entsprechendes Herstellungsverfahren Cast shift shaft for power switch and method of manufacture
03/31/2005DE102004042796A1 Alarmausgabevorrichtung für Schutzschalter Alarm output device for circuit breaker
03/31/2005CA2538557A1 Medium voltage vacuum circuit interrupter
03/30/2005EP1519396A2 Electrical installation apparatus
03/30/2005CN2689439Y Releasing device with dust cover
03/30/2005CN1602536A Electric pole for a low-voltage power circuit breaker, and associated circuit breaker
03/30/2005CN1601842A Arc and leakage protector
03/30/2005CN1601687A Directly-pushing residual current action tripping mechanism
03/30/2005CN1601686A Ameliorated lock mechanism for circuit breakers and circuit breaker incorporating such lock
03/30/2005CN1601663A Pulse excited double steady-state electromagnetic actuator
03/29/2005CA2134514C Molded case circuit breaker mechanical rating plug
03/24/2005WO2005027170A1 Switching device comprising fault current tripping, and corresponding method
03/24/2005WO2005027169A1 Electric current shut-off device having complete discrimination of states
03/24/2005US20050063110 Circuit interrupting device with reverse wiring protection
03/24/2005US20050063107 Medium voltage vacuum circuit interrupter
03/24/2005US20050062569 Apparatus and method for circuit breaker trip unit adjustment
03/24/2005US20050062568 Apparatus and method for circuit breaker trip unit adjustment
03/24/2005US20050062564 Alarm output device for circuit breaker
03/24/2005US20050061648 Switch
03/23/2005EP1517347A1 Motor starter block with control wiring
03/23/2005CN2687826Y Safety unit open-circuit protection and warning device
03/23/2005CN2687825Y Driving device of electric operating mechanism for circuit breaker
03/23/2005CN2687824Y Communication component for circuit breaker
03/23/2005CN1598997A 断路器 Breaker
03/23/2005CN1598996A Device for controlling current for electromagnetic heating device
03/23/2005CN1194361C Three-phase high-current switch apparatus having doubel-pole on each phase and equiped compensation magnetic pass
03/22/2005US6870115 Circuit breaker including extension spring(s) between operating mechanism pivot and operating handle
03/22/2005CA2254252C Circuit breaker switch apparatus
03/22/2005CA2159928C Circuit breaker remote closing operator
03/17/2005WO2005024879A1 Short-circuit and overload release for a switchgear
03/17/2005WO2005024878A1 Cast actuating shaft for power switches and method for the production thereof
03/17/2005US20050057333 Circuit breaker lug cover and gasket
03/16/2005EP1515352A1 Device to interrupt electrical current with with a translatory movable contact
03/16/2005EP1515351A2 Circuit breaker handle block
03/16/2005EP1402548A4 Electrical circuit interrupting device
03/16/2005CN2686068Y Circuit breaker with power-driven operating mechanism
03/16/2005CN1595583A DC superconducting fault current limiter
03/15/2005US6867679 Mounting for circuit interrupter
03/15/2005US6867672 Switching device comprising a latching mechanism
03/15/2005US6867671 Signal accessory for a molded case circuit breaker
03/15/2005US6867670 Circuit breaker with auxiliary switches and mechanisms for operating same
03/10/2005US20050051414 Circuit breaker handle block
03/09/2005EP1103057A4 Arc fault detection system
03/09/2005CN2684368Y AC electromagnetic operating mechanism for 40.5V high voltage circuit breaker
03/09/2005CN1592994A Electric power circuit breaker comprising a connection device for auxiliary current circuits
03/09/2005CN1591982A Device and method for electrically connecting modules and a module
03/09/2005CN1591735A Alarm output device for circuit breaker
03/09/2005CN1591734A External auxiliary switching unit for circuit breaker
03/09/2005CN1591733A Circuit breaker
03/09/2005CN1591732A Heat overload tripping device for circuit breaker
03/09/2005CN1591731A Circuit breaker movable contact holder
03/09/2005CN1591725A Circuit breaker employing illuminating indicators for open and closed positions
03/09/2005CN1591724A Circuit breaker employing an illuminated operating handle
03/09/2005CN1192411C 剩余电流装置 Residual Current Devices
03/09/2005CN1192410C Return circuit breaker for primary power transmission
03/09/2005CN1192409C Electric safety switch device
03/09/2005CN1192336C Anti-fake method for protecting specially electric switch equipment
03/08/2005US6864769 Lockout mechanism for residual current devices
03/08/2005US6864766 Circuit interrupting device with reverse wiring protection
03/08/2005US6864765 Circuit breaker
03/08/2005US6864451 Circuit breaker including operating handle having one or more operating arms and extension springs
03/08/2005US6864450 Circuit breaker with delay mechanism
03/08/2005US6864447 Circuit breaker empolying illuminating indicators for open and closed positions
03/08/2005US6864446 Internal rolling seal design for circuit breakers
03/03/2005US20050046528 Interlocking cassettes for dimensional stability
03/03/2005US20050046526 Circuit breaker empolying illuminating indicators for open and closed positions
03/03/2005US20050046525 Circuit breaker employing an illuminated operatig handle
03/03/2005DE10335704A1 Electric release device for electrical switching appliance e.g. for circuit breakers, has thermal release formed by polygonal multilayer metal, especially bi- or tri-metal
03/03/2005DE10246478B4 Elektronischer Auslöser für Niederspannungs-Leistungsschalter mit Eigenüberwachungsfunktionen Electronic timer for low-voltage circuit breaker with self-monitoring functions
03/02/2005EP1511056A2 Circuit breaker employing illuminating indicators for open and closed positions
03/02/2005EP1511055A2 Circuit breaker employing an illuminated operating handle
03/02/2005EP1511054A1 Device and method for electrically connecting modules and a module
03/02/2005CN2682710Y Fire protection switch for electric appliance
03/02/2005CN2682685Y An electric leakage protection socket having reversed wiring protection function
03/02/2005CN2682683Y Fire protection socket for electric appliance
03/02/2005CN1191598C Electric pole for low-voltage circuit breaker
03/01/2005US6861931 Portable remote control circuit breaker system
03/01/2005US6861930 Transfer switch including a circuit breaker housing
03/01/2005US6861606 Switch actuator mechanism
02/2005
02/28/2005CA2478695A1 Circuit breaker employing illuminating indicators for open and closed positions
02/28/2005CA2478580A1 Circuit breaker employing an illuminated operating handle
02/24/2005WO2005017935A1 Test pushbutton module
02/23/2005EP1508150A1 Overvoltage protection device
02/23/2005CN2681389Y Radiating socket with automatic power off function
02/23/2005CN2681316Y Insulating base of high-voltage drop type fuse
02/23/2005CN2681315Y Plug-in type contact device for circuit breaker
02/23/2005CN2681314Y An electrical contact for primary cut-out
02/23/2005CN1585063A Breaker drawer seat with self-locking function
02/23/2005CN1190816C Limiting breaker including auxiliary energy storage component
02/23/2005CN1190814C Thermal over-load relay
02/18/2005WO2006049372A1 Knob return device for circuit breakers
02/17/2005WO2005015593A1 Pressure-operated switch
02/17/2005US20050037673 Device and method for electrically connecting modules and a module
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