Gas-insulated switchgear tank
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 20, 2007
Grant Date -
Mar 17, 2005
app pub date -
Aug 20, 2004
filing date -
Sep 17, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In a gas-insulated switchgear tank in which an electric insulating characteristic is improved by a gas, and which has a vacuum circuit-breaker, a disconnecting switch, and a container in which container the vacuum circuit-breaker and the disconnecting switch are arranged and an inside of which container is adapted to be hermetically sealed and filled with the gas in such a manner that the vacuum circuit-breaker and the disconnecting switch are at least partially surrounded by the gas, the gas includes N.sub.2 and O.sub.2.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully