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Class Information
Number: 361/619
Name: Electricity: electrical systems and devices > Housing or mounting assemblies with diverse electrical components > For electrical power distribution systems and devices > Electrical switchgear > Having gas circuit breaker
Description: Subject matter wherein the electrical switchgear comprises circuit interrupting devices having surfaces separated by a fluid having neither independent shape nor volume, but tending to spread out and occupy the entire enclosure in which it is placed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7417846 |
Gas-insulated switchgear |
Aug. 26, 2008 |
| 7075778 |
Hybrid gas-insulated switchgear |
Jul. 11, 2006 |
| 6865072 |
Metal-enclosed switchgear |
Mar. 8, 2005 |
| 6831828 |
Gas-insulated switchgear |
Dec. 14, 2004 |
| 6614648 |
Bus line conductor container and gas insulated switchgear device using the same |
Sep. 2, 2003 |
| 6563696 |
Solderless laser assembly |
May. 13, 2003 |
| 6560091 |
Gas insulated switchgear |
May. 6, 2003 |
| 6556428 |
Gas insulated switchgear |
Apr. 29, 2003 |
| 6538877 |
Gas insulation switch |
Mar. 25, 2003 |
| 6373687 |
Gas insulation switch |
Apr. 16, 2002 |
| 6292356 |
Gas insulation switch |
Sep. 18, 2001 |
| 5991148 |
Metal-enclosed gas-insulated switchgear assembly |
Nov. 23, 1999 |
| 5502435 |
Method and system for monitoring circuit breaker gas pressure |
Mar. 26, 1996 |
| 4827373 |
High-voltage compressed-gas circuit breaker |
May. 2, 1989 |
| 4823232 |
High-voltage compressed-gas circuit breaker |
Apr. 18, 1989 |
| 4769740 |
Pressurized gas-insulated three-phase encapsulated high-voltage circuit breaker |
Sep. 6, 1988 |
| 4005345 |
Multi-phase gas-type circuit-interrupter substitution modular construction |
Jan. 25, 1977 |
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