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)
10/2003
10/30/2003US20030202305 Circuit interrupter trip unit
10/30/2003US20030201858 Wire lug/arc vent barrier molded case circuit breaker
10/30/2003US20030201857 Magnetic device for a magnetic trip unit
10/30/2003DE20313193U1 Three phase driver for an electric rocker switch with a spring to move the switch past its dead point
10/29/2003EP1356488A1 Adjusting device for a thermal trip element
10/29/2003EP1356487A1 Circuit-breaker tripped by thermal changes
10/29/2003CN2583806Y Residual current trip module connected with breaker
10/29/2003CN1452204A Mechanism for operating small circuit breaker
10/29/2003CA2426335A1 Circuit interrupter trip unit
10/28/2003US6639775 Electric circuit breaker having a data store
10/28/2003US6639492 Indicator reset tool, and circuit breaker and method employing the same
10/28/2003US6639168 Energy absorbing contact arm stop
10/23/2003WO2003088292A1 Microengineered self-releasing switch
10/23/2003WO2003088288A2 Junction between a flexible conductor and a connection terminal and method herefor
10/23/2003US20030197581 Magnetic device for a magnetic trip unit
10/22/2003EP1355330A1 Bearing arrangement for a switch shaft and low-voltage power switch with a bearing arrangement for a switch shaft
10/22/2003CN2582158Y Automatic air switch
10/22/2003CN2582157Y High-voltage drop fuse
10/22/2003CN2582156Y Switching spacing protector
10/22/2003CN2582155Y Plastic case circuit breaker
10/22/2003CN2582154Y Scroll spring energy storage operating mechanism for high-voltage circuit breaker
10/22/2003CN2582153Y Built-in air switch
10/22/2003CN1450576A Contact using electric exclusion force to open and selflock
10/22/2003CN1125522C Electrical interruption device comprising communication module
10/21/2003US6636133 PTC terminals
10/16/2003DE10236790C1 Electrical switching device has incoming and/or outgoing contacts provided with external electrical lead terminals and second terminals for second electrical conductor
10/15/2003EP1353351A2 Connecting device for two installation devices
10/15/2003EP1353350A2 Auxiliary switch
10/15/2003EP1353349A2 Auxiliary switch
10/15/2003EP1212773B1 Circuit breaker with easily installed removable trip unit
10/15/2003CN2580592Y Rack type two purpose switch closing device of leakage breaker
10/15/2003CN1124632C Bistable starter
10/14/2003US6633211 Circuit interrupter with a magnetically-induced automatic trip assembly having improved armature pivoting
10/14/2003US6633210 Switch lever captivation device
10/09/2003WO2003083887A1 Thermal overcurrent relay
10/08/2003EP1258020B1 Device for protecting an electric circuit
10/08/2003EP1171898B1 Integrated electrically actuated mechanical release mechanism
10/08/2003CN2578967Y Block-type two-purpose switching device of leakage circuit breaker
10/08/2003CN2578966Y Circuit breaker cover with double doors
10/02/2003WO2003081623A1 Resettable switching device
10/02/2003US20030184931 Pre-emptive circuit breaker with arc fault and fault lockout short circuit protection
10/01/2003CN2577435Y Connecting-rod two-purpose switch-on device of leakage circuit breaker
10/01/2003CN2577434Y Modular dipolar vertical combined air switch
10/01/2003CN1445808A Extra cell of contactor-circuit breaker
09/2003
09/30/2003US6628495 Fast acting, re-settable circuit breaker without moving parts
09/30/2003US6628494 Protective device and system
09/30/2003US6628192 Circuit breaker flower
09/30/2003US6627250 Method of safeguarding electrical switchgear, in particular, against imitation
09/25/2003WO2003079389A1 Circuit breaker having double pole interruption
09/25/2003WO2003079388A1 Circuit breaker having fault-current cutoff
09/25/2003US20030179526 Circuit breaker voltage sensing module
09/25/2003US20030179525 Very high-speed limiting electrical switchgear apparatus
09/25/2003US20030178292 Add-on unit for contactor-circuit breaker
09/25/2003DE20207832U1 Overload protection switching system for electrical lines and components has thermal trips
09/24/2003EP1347485A1 Add-on unit for contactor-circuit breaker
09/24/2003EP1347479A1 Ultrafast current limiting electrical switching apparatus
09/24/2003EP1346388A1 Power switch with a double breaking contact arrangement
09/24/2003CN2575839Y Radiator for chip heat radiation
09/24/2003CN1122293C Breaker
09/23/2003US6625550 Arc fault detection for aircraft
09/23/2003US6625280 Balanced heat coil protector
09/23/2003US6624991 Circuit breaker
09/23/2003US6624375 Wire lug/arc vent barrier molded case circuit breaker
09/23/2003CA2100390C Gas deflection and isolation system for use with a high power circuit breaker
09/18/2003US20030174033 Motor protection trip unit
09/18/2003DE20311394U1 Electrical protective circuit for electric equipment in house or vehicle has switch contact and manually released test switching circuit fitted inside housing
09/17/2003EP1345246A2 Trip device for a ground fault circuit breaker and method of production
09/17/2003EP1345245A2 Trip device for circuit breaker
09/17/2003EP1344238A1 Conducting element for shunting an electric power supply
09/17/2003EP1344234A1 Connector rail made of profiled semifinished products for electrical devices and appliances for various nominal currents
09/17/2003CN2574256Y Leakage protection plug and socket
09/17/2003CN2574207Y Outdoor combined load isolation switch
09/17/2003CN1442871A Breaker
09/16/2003US6621669 Arc fault receptacle with a feed-through connection
09/16/2003US6621403 Overload tripping device for circuit breaker
09/16/2003US6621389 Electrical switchgear unit equipped with a motorized control and process for operating such a switchgear unit
09/16/2003US6621388 Lockout mechanism for use with ground and arc fault circuit interrupters
09/16/2003US6621020 Breaking mechanism for circuit breaker
09/16/2003CA2164680C Support plate for a circuit breaker
09/16/2003CA2152455C Two-pole compartmentalized ground fault miniature circuit breaker with a single central electronics compartment
09/11/2003US20030169562 Circuit breaker
09/10/2003EP1343183A2 Circuit breaker
09/10/2003EP1173864B1 Circuit breaker with contact position indication
09/10/2003CN2572546Y Intelligent low voltage switch equipment
09/10/2003CN2572545Y Intelligent high voltage switch equipment
09/09/2003US6617952 Switch with adjustable spring
09/04/2003US20030166353 Connector for conductor bars
09/03/2003CN2570964Y Vacuum circuit breaker operating device
09/03/2003CN2570963Y Low-voltage vacuum breaker with electric power compensation
09/03/2003CN1440580A Connector for conductor bars
09/03/2003CN1440560A Connecting bars for electrical devices and apparatus for different nominal currents having cavity
09/03/2003CN1440110A Motor protector
09/02/2003US6614334 Circuit breaker including two circuit breaker mechanisms and an operating handle
09/02/2003US6613992 Module platform design for plug operated safety switch and circuit breaker
09/02/2003US6612865 Circuit breaker jumper assembly with snap-fit bus mounting
08/2003
08/28/2003US20030160679 Switch with adjustable spring
08/27/2003CN2569400Y Thunder-proof overvoltage protector
08/27/2003CN2569331Y Break-through absorber with heat cut-off protective function
08/21/2003WO2003069647A1 Transmission system for tripping a fuse holder
08/21/2003US20030156373 Low-voltage circuit breaker comprising a data memory
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