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Class Information
Number: 218/153
Name: High-voltage switches with arc preventing or extinguishing devices > Arc preventing or extinguishing devices > Polyphase > Operating mechanism structure or arrangement
Description: Subject matter including details of the structure or arrangement of parts that actuate the main contact assembly of the polyphase arc preventing or extinguishing devices.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598468 |
Electrical switching apparatus, and stored energy assembly and time delay mechanism therefor |
Oct. 6, 2009 |
| 7545245 |
Manual opening device and electrical switching apparatus employing the same |
Jun. 9, 2009 |
| 7534976 |
Vacuum recloser |
May. 19, 2009 |
| 7479612 |
Spindle drive for a switch disconnector and/or grounding switch |
Jan. 20, 2009 |
| 7457105 |
Vacuum switchgear system and kit for system |
Nov. 25, 2008 |
| 7238909 |
Circuit breaker including line conductor having bend portion to increase contact gap |
Jul. 3, 2007 |
| 7238910 |
Crossbar assist mechanism and electrical switching apparatus employing the same |
Jul. 3, 2007 |
| 7202437 |
Electrical switching apparatus including operating mechanism having insulating portion |
Apr. 10, 2007 |
| 7186942 |
Three-position vacuum interrupter disconnect switch providing current interruption, disconnection and grounding |
Mar. 6, 2007 |
| 7141751 |
Breaker for providing successive trip mechanism based on PTC current-limiting device |
Nov. 28, 2006 |
| 7053326 |
Integrated type gas-insulated switching apparatus |
May. 30, 2006 |
| 7038157 |
Vacuum circuit breaker with coaxial coil for generating an axial magnetic field in the vicinity of the contact members of the circuit breaker |
May. 2, 2006 |
| 7019228 |
Method for controlling a displaceable electrical switching module |
Mar. 28, 2006 |
| 6943307 |
Switching device |
Sep. 13, 2005 |
| 6930271 |
Circuit interrupter including linear actuator and manual pivot member |
Aug. 16, 2005 |
| 6784393 |
Arc quenching device for low-voltage switching devices |
Aug. 31, 2004 |
| 6759617 |
Vacuum circuit breaker |
Jul. 6, 2004 |
| 6686553 |
Three-phase encapsulated high-voltage circuit breaker for outdoor use |
Feb. 3, 2004 |
| 6483066 |
Switchgear assemblies having switching devices |
Nov. 19, 2002 |
| 6437276 |
Horizontally positioned, encapsulated high-voltage circuit breaker |
Aug. 20, 2002 |
| 6380504 |
Polyphase high voltage switch with operating mechanism including time delay |
Apr. 30, 2002 |
| 6362444 |
Gas insulating switchgear |
Mar. 26, 2002 |
| 6337449 |
Limiting circuit breaker comprising an auxiliary energy storage means |
Jan. 8, 2002 |
| 6313416 |
Current carrying switch structure |
Nov. 6, 2001 |
| 6313424 |
Multipolar switch |
Nov. 6, 2001 |
| 6268579 |
Vacuum switchgear |
Jul. 31, 2001 |
| 6242708 |
Isolator switch |
Jun. 5, 2001 |
| 6232571 |
Medium-voltage circuit-breaker and disconnector module, and a corresponding power distribution substation |
May. 15, 2001 |
| 6156989 |
Multi-phase vacuum switch arrangement including an electromagnet actuating mechanism |
Dec. 5, 2000 |
| 5936213 |
Operating mechanism for a five-pole phase inverter isolating switch |
Aug. 10, 1999 |
| 5773778 |
Modular isolation block for circuit breaker contact arms |
Jun. 30, 1998 |
| 5510590 |
Multipole switch with common polyphase operating mechanism characterized by staggered connection or disconnection |
Apr. 23, 1996 |
| 5317117 |
Gas deflection and isolation system for use with a high power circuit breaker |
May. 31, 1994 |
| 5128502 |
Three-pole, gas-insulated switch arrangement |
Jul. 7, 1992 |
| 4931602 |
Multipole circuit breaker |
Jun. 5, 1990 |
| 4866225 |
Insulated light weight metallic crossbar in polyphase circuit breaker assemblies for inhibiting arcing |
Sep. 12, 1989 |
| 4794357 |
Multi-pole circuit interrupter |
Dec. 27, 1988 |
| 4764650 |
Molded case circuit breaker with removable arc chutes and disengageable transmission system between the operating mechanism and the poles |
Aug. 16, 1988 |
| 4736114 |
Electrical switching system and method to switch this system |
Apr. 5, 1988 |
| 4176385 |
Explosively activated fault current limiter |
Nov. 27, 1979 |
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