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:
May. 03, 2011
Filed:
Jan. 24, 2007
Robert Espeseth, Skien, NO;
Ole Granhaug, Skien, NO;
Jan-henrik Kuhlefelt, Skien, NO;
Thor Endre, Skien, NO;
Robert Espeseth, Skien, NO;
Ole Granhaug, Skien, NO;
Jan-Henrik Kuhlefelt, Skien, NO;
Thor Endre, Skien, NO;
ABB Technology AG, Zurich, CH;
Abstract
A contact system for a short-circuiting device for a switchboard, the contact system including at least one fixed contact piece connected to a main voltage source. The contact system also includes at least one moving contact piece and an insulating screen penetrable using the at least one moving contact piece so as to make contact between the at least one moving contact piece and the at least one fixed contact piece. The screen is disposed between the at least one fixed contact piece and the at least one moving contact piece.