ARC CHAMBER FOR A SWITCHING DEVICE, AND SWITCHING DEVICE COMPRISING SAID ARC CHAMBER
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Oct 14, 2010
app pub date -
Oct 28, 2008
filing date -
Nov 21, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The present invention relates to an arc chamber for a switching device, in particular a circuit breaker, a disconnector or a contactor, with a high interruption power, to be used preferably in low-voltage electrical systems. The arc chamber according to the invention comprises a plurality of substantially U-shaped metal plates and a casing made of electrically insulating material provided with opposed internal grooves for insertion of said metal plates. The arc chamber moreover comprises one or more polar expansions housed in corresponding containment seats arranged within the casing. Each of said containment seats is configured in such a way as to insulate the polar expansions from the metal plates. The invention likewise relates to a switching device comprising said arc chamber.
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