Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
05/1995
05/16/1995US5416291 Current limiting circuit breaker operating mechanism including linkage
05/11/1995WO1995012892A1 Leakage current module that can be assembled with circuit breakers
05/10/1995CN2196814Y Lever-type separating and trip device
05/09/1995US5414396 Shunt trip device
05/09/1995US5414395 Electronic housing for two-pole ground fault circuit interrupter
05/04/1995DE4336480A1 Switching mechanism for electrical protective switching devices
05/03/1995EP0651481A1 A bridge connector stirrup and a method for its manufacture
05/03/1995EP0651416A1 A circuit breaker
04/1995
04/27/1995DE4335965A1 Motor starter (engine starter) having integrated short-circuit protection
04/26/1995EP0650179A1 Thermal overcurrent trip for an electrical switching device
04/26/1995EP0650178A1 Interface adaptor for multipolar differential switch
04/19/1995EP0649158A1 Differential protection block with cable passage
04/19/1995EP0649157A1 Electrical protection device with a circuit breaker and an effector
04/19/1995EP0427826B1 Automatic cutout
04/19/1995CN1028265C CT Quick change assembly
04/19/1995CN1028263C Circuit breaker trip bar interlock
04/18/1995US5408187 Electrical fault indicator utilizing a liquid crystal polymer gel dispersion exhibiting two stable contrasting optical states at zero field
04/18/1995US5408059 Inline circuit breaker for electrical extension cable
04/12/1995EP0647956A1 Temperature controlled switching device with tilting system
04/12/1995CN1101456A Differential protecting device with unit with detecting function
04/05/1995CN1101165A 断路器 Breaker
03/1995
03/30/1995WO1995008832A1 Power switch with an arc quenching device
03/28/1995US5402092 Electro-magnetic device
03/23/1995WO1995008179A1 Switching accessory for use with motor starters
03/15/1995CN2192078Y Circuit breaker with shock-proof protector
03/14/1995US5397868 Transfer switch
03/01/1995EP0641055A1 Modular,distributed equipment leakage circuit interrupter
03/01/1995EP0641004A1 Molded case circuit breaker
03/01/1995EP0640998A1 Load break disconnecting device with solid arc suppression means
03/01/1995EP0640997A1 Switch
02/1995
02/28/1995US5394289 Fuse opening linkage apparatus for immersion detection circuit interrupter
02/28/1995US5394126 Circuit breaker with improved magnetic trip assembly
02/22/1995EP0639845A1 Four pole differential circuit breaker
02/21/1995US5392016 Molded case circuit breaker mechanical rating plug
02/16/1995DE4327357A1 Contact arrangement
02/15/1995EP0638917A1 Arc chamber for electrical switching devices
02/15/1995EP0626096A4 An improved arc extinguishing device and method of assembling same.
02/14/1995US5389906 Cost-efficient industrial-rated molded case breaker
02/08/1995EP0637831A1 Break open contact arrangement for protective switching devices
02/08/1995CN1098564A Connection accessory
02/08/1995CN1098551A An electric circuit breaker
02/07/1995US5387892 Permanent magnet release solenoid for automatic circuit breakers and method of making
02/07/1995US5387770 Electric operating device for circuit breaker
02/02/1995WO1995003619A1 Current-limiting switch
02/02/1995DE4325030A1 Switch for current limiting
01/1995
01/25/1995EP0635859A1 Circuit breaker having an operating mechanism controlled by an electromagnetic actuator
01/25/1995CN2188244Y DC motor controller for air-break
01/25/1995CN2188243Y Motor controller for air-break
01/19/1995DE4322935A1 Contact system for an electromagnetic switching device having a quick-action release
01/18/1995EP0634825A2 Overcurrent trip unit with indication of dependency of trip functions
01/18/1995EP0634051A1 Multi-pole low-voltage power switch with a switching shaft.
01/18/1995CN2187833Y Air circuit breaker motor controller
01/18/1995CN2187832Y Automatic emergency illumination device of electricity leakage protector
01/18/1995CN1097524A Multipolecircuit breaker with modular assembly
01/12/1995DE4322845A1 Arrangement for measuring fault currents in load circuits or the like
01/12/1995DE4322215A1 Abschließbarer Drehantrieb für Leistungsschalter Lockable rotary drive for circuit breakers
01/12/1995DE4322214A1 Abschließbarer Drehantrieb für Leistungsschalter Lockable rotary drive for circuit breakers
01/11/1995EP0633591A1 Actuating mechanism for electric modular circuit breaker
01/11/1995EP0633590A1 An electric circuit breaker
01/11/1995EP0633589A1 Circuit breaker mechanism
01/11/1995EP0633588A1 Connection accessory
01/10/1995US5381121 Remote controlled overload protective switch
01/10/1995US5381120 Molded case circuit breaker thermal-magnetic trip unit
01/10/1995US5381119 Circuit breaker trip unit interlock
01/04/1995EP0632478A1 Electrical circuit interrupting device with means to break welded contacts
01/04/1995EP0632476A1 Improved relay
01/04/1995CN2186956Y 断路器 Breaker
01/03/1995US5379013 Molded case circuit breaker with interchangeable trip units
12/1994
12/21/1994EP0630035A1 Auxiliary and signal switch for protective switching devices
12/14/1994EP0628981A1 Protective switching device with operating mechanism
12/13/1994US5373411 Remote control circuit breaker system
12/13/1994US5373273 Electric circuit-breaker of the magnetic arc extinction type
12/08/1994DE4413785A1 Method for applying a lubricant onto stationary and moving parts in a latching mechanism of an electrical switching device
12/08/1994DE4318196A1 Electromagnetic switching device
12/08/1994DE4318180A1 Electrical switch, in particular a motor protective circuit breaker
12/08/1994CA2125245A1 Electrical circuit interrupting device with means to break welded contacts
12/07/1994CN2184993Y 漏电保护插头 Leakage protection plugs
11/1994
11/30/1994EP0626713A1 Method of fitting a coil onto a bobbin
11/30/1994EP0626712A1 A coupling device between two modular electric apparatus
11/30/1994EP0626711A1 A safety coupling device between two modular electric apparatus
11/30/1994EP0626096A1 An improved arc extinguishing device and method of assembling same.
11/29/1994US5369542 Dual trip circuit for circuit breaker
11/29/1994US5369385 Electrical switch with current monitoring
11/29/1994US5369384 Power circuit breaker with a breaker mechanism and a breaker mechanism for a power circuit breaker
11/29/1994CA2124517A1 Method of fitting a coil onto a bobbin
11/23/1994EP0603346A4 Automatic miniature circuit breaker with z-axis assemblable current response mechanism.
11/23/1994EP0593688A4 Automatic miniature circuit breaker with z-axis assemblable trip mechanism.
11/23/1994CN1026739C Manufacturing process of an electromagnetic trip device with overmolded striker and trip device thus obtained
11/22/1994US5367427 Overcurrent trip unit with indication of dependency of trip functions
11/22/1994US5367279 Overcurrent protection device
11/17/1994DE4326922C1 Arc chamber for electrical switchgear
11/16/1994CN1095185A Remote controlled circuit breaker with recharging cam
11/16/1994CN1026643C Circuit breaker with pating plug having memory
11/15/1994CA1333082C Molded case circuit breaker auxiliary switch unit
11/10/1994WO1994022159A3 A colour switching fault indicator
11/09/1994EP0600042A4 Overtemperature sensing and signaling circuit.
11/09/1994CN2182454Y Discrete trip
11/08/1994US5363079 Protective snap-together enclosure for current transformers
11/08/1994US5362933 Electrical switching devices, in particular low voltage power circuit breakers
11/03/1994DE4312428C1 Manual operating device for encapsulated electrical switching devices