The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 01, 2010
Filed:
Jan. 18, 2005
Applicants:
Osmo Pikkala, Sundom, FI;
Harri Mattlar, Iskmo, FI;
Inventors:
Osmo Pikkala, Sundom, FI;
Harri Mattlar, Iskmo, FI;
Assignee:
ABB OY, Helsinki, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A switching device is disclosed which includes a frame, a first connector and a second connector, the first connector and the second connector extending from inside the frame outside the frame. The first and the second connector are electrically connected to one another, and one or more gas flow openings are provided in the frame and arranged for a gas flow produced by a switching event. In its portion remaining inside the frame, the first connector includes a hole provided for said gas flow.