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)
08/1999
08/19/1999CA2262363A1 Miniature ciruit breaker with multipurpose auxiliary member
08/18/1999EP0873570B1 Wiring component
08/18/1999CN2334093Y Short-circuit protection
08/18/1999CN1226074A Tripping device for circuit breaker equipped with electrical fault indication
08/18/1999CN1044753C Switch lock for circuit breaker
08/17/1999CA2074287C Switch mechanism with two fulcrums
08/12/1999WO1999040597A1 Device for resetting an electrical protection device
08/12/1999WO1999040595A1 Remote trip mechanism of a switch device
08/11/1999EP0935272A1 Trip device for a circuit breaker with an electrical fault signalisation
08/11/1999EP0935271A1 Hinged cover especially for circuit breaker front
08/11/1999EP0934596A2 Circuit breakers with ptc (positive temperature coefficient resistivity) elements
08/11/1999CN1225745A Modular automatic electric breaker with optimization of used spaces
08/10/1999US5936535 Circuit breaker bell alarm accessory
08/10/1999US5936495 For use in a power distribution system
08/04/1999EP0933796A2 Electromagnetic trip relay in particular for earth fault protection devices
08/04/1999CN2332064Y Electric operation mechanism of circuit breaker
08/04/1999CN2332063Y Manual operation mechanism of circuit breaker
08/04/1999CN1225200A Pull out electrical equipment
08/04/1999CN1224902A Electrical spring operation mechanism for opening and closing machine
08/03/1999US5933306 Circuit breaker with ground fault detection module
08/03/1999US5933066 For an electric power circuit
08/03/1999US5933065 Control and signalling device for protective switching apparatus
08/03/1999US5933063 Ground fault circuit interrupter
08/03/1999US5931289 Circuit breaker with quick closing mechanism
07/1999
07/29/1999WO1999038184A1 Low-voltage power breaker with an auxiliary release
07/28/1999EP0746863B1 Contact system for an electromagnetic switching device with an instantaneous release device
07/28/1999CN1224228A Device for electrical connection of differential unit to circuit breaker or similar and differential unit equipped with such device
07/28/1999CN1224225A Fixing terminal and electrical connection module for plug-in circuit breaker
07/27/1999US5927484 Circuit breaker with welded contact interlock, gas sealing cam rider and double rate spring
07/27/1999CA2005529C Molded case circuit interrupter rating plug keying and interlock arrangement
07/22/1999WO1999037006A1 Circuit interrupter having improved current sensing apparatus
07/22/1999WO1999036928A1 Circuit breaker having hall effect sensors
07/22/1999DE19802921A1 Low voltage (LV) power switch with auxiliary release, such as cut-in magnet
07/21/1999EP0930632A1 Electromagnetically controlled switching apparatus
07/21/1999CN2330056Y Plastic shell circuit breaker with mechanical interlocking protector
07/14/1999CN2329085Y Tripping device with displayer
07/14/1999CN1222695A Method of monitoring the functional capability of tap selector
07/13/1999US5923261 Circuit breaker bell alarm accessory with automatic reset
07/13/1999US5921380 Circuit interrupter with covered accessory case with accessory having lock-in feature and pull tab
07/07/1999EP0766868B1 Solenoid operated remote resetting device with a protective activation circuit
07/07/1999CN1044051C Distribution circuit breakers
07/07/1999CN1044050C Handle portions of multipole breakers
07/06/1999US5920451 Earth leakage circuit breaker assembly
07/06/1999US5920251 Reusable fuse using current limiting polymer
07/06/1999US5918732 Power circuit breaker with a breaker mechanism and a breaker mechanism for a power circuit breaker with a lock for a low-voltage switch
07/06/1999US5918361 Method of assembling a switchable circuit breaker and reducing tease-ability
06/1999
06/30/1999EP0926793A1 Terminal for clamping and connector module for disconnectable circuit breaker
06/30/1999EP0926792A1 Keying device for electrical apparatuses, in particular for circuit-breakers and differential switches
06/30/1999EP0926695A1 Electrical connection device of a differential unit to a circuit breaker or similar and a differential unit equiped with such a device
06/30/1999EP0926694A1 Magnetothermal control device and a circuit breaker equiped with such a device
06/30/1999EP0926693A1 Selective trip device for circuit breaker
06/24/1999WO1999031697A1 Reverse deflection prevention arrangement for a bimetal in a circuit breaker
06/24/1999DE19806944C1 LV protection switch
06/24/1999CA2281628A1 Reverse deflection prevention arrangement for a bimetal in a circuit breaker
06/23/1999EP0924733A2 Sub-miniature fuse
06/23/1999EP0924732A2 Electrical switching apparatus employing twice-energized trip actuator
06/23/1999EP0924731A2 Circuit interrupter with covered accessory case with accessory having lock-in feature and pull tab
06/23/1999CN1220476A Molded case circuit breaker and moving conductor assembly therefor
06/17/1999WO1999030340A1 Switchgear unit with leading auxiliary switch
06/17/1999WO1999030339A1 Switchgear unit consisting of a switching device and a coupled leading auxiliary switch
06/17/1999WO1999030338A1 Electromagnetic relay
06/17/1999DE19753852A1 Elektromagnetisches Relais Electromagnetic relay
06/17/1999CA2312486A1 Electromagnetic relay
06/16/1999EP0923185A1 Electrical interruption device with a communication module
06/16/1999EP0923102A2 Intermediate latch for a molded case circuit breaker
06/16/1999EP0923101A2 Variable thermal and magnetic structure for a circuit breaker trip unit
06/16/1999EP0923100A1 Terminal collar
06/16/1999EP0923095A1 Stabilizer for a circuit breaker handle mechanism
06/16/1999CN1219793A Electrical interruption device comprising communication module
06/16/1999CN1219791A Improved terminal collar
06/16/1999CN1219745A Thermomagetic circuit-breaker
06/15/1999US5912605 Circuit breaker with automatic catch to prevent rebound of blow open contact arm
06/15/1999CA2111959C Automatic miniature circuit breaker with z-axis assemblable trip mechanism
06/12/1999CA2255480A1 Stabilizer for a circuit breaker handle mechanism
06/09/1999EP0921551A1 Motor operator with burn-out protection
06/09/1999CN1218968A Arc suppressing method of low voltage breaker and arc-free breaker
06/08/1999US5910760 Circuit breaker with double rate spring
06/08/1999US5910759 Contact mechanism for electronic overload relays
06/08/1999US5910758 Miniature circuit breaker with shunt trip device
06/08/1999US5910757 For interrupting a flow of electrical current
06/05/1999CA2255104A1 Motor operator with burn-out protection
06/02/1999EP0920046A2 Circuit breaker with sense bar to sense current from voltage drop across bimetal
06/02/1999DE19757024C1 Micro-fuse for current circuit
06/02/1999CN2322256Y High cutting off small circuit-breaker
06/01/1999US5909164 Separable circuit breaker
06/01/1999US5909161 Intermediate latch for a molded case circuit breaker
06/01/1999US5909019 Front mounting plate with integral locking tab
05/1999
05/26/1999EP0918348A2 Circuit breaker with automatic catch to prevent rebound of blow open contact arm
05/26/1999EP0797834B1 Interface connection for a circuit breaker plug-in trip unit
05/26/1999CN1217558A Circuit breaker having patch-board external cover and wire casing
05/26/1999CN1043495C Switch device
05/25/1999US5907461 Molded case circuit breaker with ground fault protection and signaling switches
05/25/1999US5907270 Current-limiting switch
05/25/1999US5906271 Means of remote charge indication for high ampere-rated circuit breakers
05/20/1999WO1999010902A3 Circuit breakers with ptc (positive temperature coefficient resistivity) elements
05/20/1999CA2254427A1 Circuit breaker with automatic catch to prevent rebound of blow open contact arm
05/19/1999EP0917173A2 Overcurrent trip unit for a circuit breaker
05/19/1999EP0917172A2 Circuit interrupter with terminal cover equipped with electrical wire guiding means
05/19/1999CN2319917Y Protecting device of digital capacitance gauge testing circuit
05/18/1999US5905239 For a circuit breaker
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