| Patents for H01H 73 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism (6,696) |
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| 05/24/2000 | EP1003262A2 Circuit breaker |
| 05/24/2000 | EP1003193A1 Safety circuit breaker |
| 05/24/2000 | EP1003192A2 Circuit breaker mechanism for a rotary contact system |
| 05/24/2000 | CN2379905Y Electronic electromagnetic type circuit breaking switch |
| 05/24/2000 | CN1052810C 断路器 Breaker |
| 05/23/2000 | US6066817 Socket-type circuit breaker mounting system |
| 05/17/2000 | EP1000431A1 Rotary contact assembly for high ampere-rated circuit breakers |
| 05/17/2000 | CN1253371A Circuit breaker possessing high power strength and breaking capability |
| 05/10/2000 | CN2377671Y 按键开关 Key switch |
| 05/10/2000 | CN1052334C Breaker for high rating ampere circuit breaker |
| 05/03/2000 | CN1052103C Trip device comprising at least one current transformer |
| 05/02/2000 | US6057997 Circuit breaker responsive to repeated in-rush currents produced by a sputtering arc fault |
| 05/02/2000 | US6057751 Overheat and overload sensing device |
| 04/27/2000 | WO2000024014A1 Mid-trip stop for circuit breaker |
| 04/27/2000 | WO2000024012A1 Parallel contact circuit breaker |
| 04/27/2000 | CA2347532A1 Mid-trip stop for circuit breaker |
| 04/26/2000 | EP0995211A1 Circuit breaker with thermal sensing unit |
| 04/19/2000 | CN2374971Y Small circuit breaker |
| 04/19/2000 | CN1051637C Sealing type electric switch |
| 04/18/2000 | US6052046 Miniaturized double pole circuit breaker with arc fault and ground fault protection |
| 04/12/2000 | EP0993091A2 Circuit breaker |
| 04/12/2000 | EP0993011A2 Circuit breaker having improved arc extinguishing device |
| 04/11/2000 | CA2158067C High current capacity blade for a circuit breaker |
| 04/06/2000 | DE19910032C1 Multiple pole switch for power switching, has chamber housing containing adjacent switch chambers with common switch shaft, in which each chamber has interacting fixed, pivotable contacts |
| 04/05/2000 | EP0991094A1 Trip device of circuit breaker |
| 03/22/2000 | EP0987727A1 Discriminating method between an internal arc and an interruption arc in a medium or high voltage circuit breaker |
| 03/22/2000 | EP0922290B1 Mobile switching device with a support accommodating contact levers |
| 03/22/2000 | CN2370559Y Low voltage selective leakage switch for mine |
| 03/21/2000 | US6040751 Battery section switch |
| 03/21/2000 | US6040747 Overcurrent circuit breaker |
| 03/15/2000 | CN2369350Y Impact proof thermal magnetic circuit breaker with plastic casing |
| 03/15/2000 | CN1247370A Drive assembly with calibrating equipment |
| 03/14/2000 | US6037555 Rotary contact circuit breaker venting arrangement including current transformer |
| 03/09/2000 | WO2000013196A1 Instantaneous trip power transformer |
| 03/08/2000 | EP0983601A1 Rotation-activated circuit-breaker with a leading auxiliary switch |
| 03/08/2000 | CN1050232C End cap apparatus of electric units |
| 03/07/2000 | US6034586 Parallel contact circuit breaker |
| 03/02/2000 | WO2000011696A1 Circuit interrupting system with independent trip and reset lockout |
| 03/02/2000 | CA2341552A1 Circuit interrupting system with independent trip and reset lockout |
| 03/01/2000 | EP0982749A1 Fuse and battery containing the same |
| 03/01/2000 | CN2367002Y Excessive load protective arrangement for electric motor |
| 02/29/2000 | US6031438 Mid trip stop for circuit breaker |
| 02/24/2000 | WO2000010188A1 Switch-operating lever unit for switches |
| 02/22/2000 | CA2023403C Molded case circuit breaker variable arc exhaust shield |
| 02/17/2000 | DE19836754A1 Shaft unit for low power switch |
| 02/17/2000 | DE19836549A1 Building block command/protection construction for multiple Pole electrical unit |
| 02/16/2000 | EP0980085A2 Power circuit breaker with blast coil operated by the arc |
| 02/16/2000 | EP0920703B1 Movable contact arrangement for a low-voltage circuit breaker with a pivot bearing |
| 02/16/2000 | CN2364550Y Two-wire current breaker with 18 mm width |
| 02/16/2000 | CN2364548Y Small circuit breaker |
| 02/16/2000 | CN2364547Y Safety cut-off switch with display |
| 02/16/2000 | CN2364543Y Hydraulic electromagnetic track mounted circuit breaker |
| 02/16/2000 | CN1049525C Circuit breaking device |
| 02/10/2000 | WO2000007205A1 Device for short-circuit protection |
| 02/10/2000 | DE19834474A1 Einrichtung zum Kurzschlußschutz Means for short-circuit protection |
| 02/10/2000 | DE19832573A1 Batterietrennschalter Battery disconnect switch |
| 02/09/2000 | EP0978860A2 Circuit breaker |
| 02/09/2000 | EP0978858A2 Circuit breaker |
| 02/09/2000 | CN2363379Y Drop type fuse |
| 02/09/2000 | CN2363377Y Phase-loss protector |
| 02/08/2000 | US6023035 Electric circuit breaker with means for adjusting the contacts |
| 02/02/2000 | EP0977233A1 Circuit breaker with high electrodynamic strength and breaking capacity |
| 02/02/2000 | EP0976138A1 Electromagnetic switching device |
| 02/02/2000 | CN1243328A Conductor housing of breaker |
| 01/26/2000 | EP0974996A2 Battery disconnect switch |
| 01/26/2000 | EP0974995A2 Miniaturized double pole circuit breaker with arc fault and ground fault protection |
| 01/26/2000 | EP0909453B1 Electrical circuit breakers |
| 01/26/2000 | CN1242868A Electromagnetic switching device |
| 01/26/2000 | CN1242587A Electrical switching apparatus with improved contact arm carrier arrangement |
| 01/26/2000 | CN1048818C Interrupter for sub-line |
| 01/25/2000 | US6018284 Circuit breaker with high electrodynamic strength and breaking capacity |
| 01/19/2000 | EP0898779B1 Circuit breaker for low tension with connecting bars |
| 01/19/2000 | CN1048577C Device for fastening affix in circuit breaker |
| 01/18/2000 | US6014803 Thermal triggering system |
| 01/11/2000 | US6013889 Method for retaining a movable contact in a circuit interrupter |
| 12/29/1999 | EP0966781A1 Circuit interrupter having improved current sensing apparatus |
| 12/29/1999 | EP0966749A1 Circuit breaker having hall effect sensors |
| 12/29/1999 | CN2356418Y Current limiting device of breaker |
| 12/28/1999 | CA2007597C Molded case circuit breaker auxiliary switch unit |
| 12/22/1999 | CN2355427Y Dropoff fuse for outdoor high voltage phaseoff protection |
| 12/21/1999 | US6005206 Electrical switching apparatus with improved contact arm carrier arrangement |
| 12/21/1999 | CA2069505C Circuit breaker and auxiliary device therefor |
| 12/15/1999 | EP0963596A1 Electro-mechanical switching device |
| 12/15/1999 | CN2354237Y Fuse-element force-reducing device for high-voltage drop type switch |
| 12/15/1999 | CN2354235Y Leakage breaker |
| 12/15/1999 | CN1238540A Electrical switching apparatus having arc runner integral with stationary arcing contact |
| 12/14/1999 | CA2025112C Circuit breaker with adjustable low magnetic trip |
| 12/09/1999 | DE19812503C1 Drehbetätigter Schutzschalter mit voreilendem Hilfsschalter Rotationally operated circuit breaker with leading auxiliary switch |
| 12/08/1999 | CN1047256C 电路断路器 Circuit breaker |
| 12/02/1999 | WO1999062092A1 Rotary contact assembly for high ampere-rated circuit breakers |
| 12/01/1999 | EP0961306A2 Circuit braker provided with modular contact system for different frame sizes |
| 12/01/1999 | EP0960427A1 Reverse deflection prevention arrangement for a bimetal in a circuit breaker |
| 11/30/1999 | US5994987 Contact mechanism for electronic overload relays |
| 11/25/1999 | WO1999060594A1 Contact mechanism for electronic overload relays |
| 11/25/1999 | WO1999060593A1 Contact mechanism for electronic overload relays |
| 11/24/1999 | CN1236178A Thermal magnetic circuit breaker |
| 11/24/1999 | CN1046819C 断路器 Breaker |
| 11/17/1999 | EP0957501A2 Actuator assembly with calibration means and electrical power switch apparatus incorporating this assembly |
| 11/17/1999 | CN2349664Y Modularized miniature circuit break |
| 11/16/1999 | US5986528 Electrical switching device |