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:
Oct. 25, 2016
Filed:
Apr. 15, 2013
Applicant:
Abb Oy, Helsinki, FI;
Inventors:
Assignee:
ABB OY, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 19/04 (2006.01); H01H 33/08 (2006.01); H01H 19/10 (2006.01);
U.S. Cl.
CPC ...
H01H 19/04 (2013.01); H01H 19/10 (2013.01); H01H 33/08 (2013.01);
Abstract
A rotary switch housing (), comprising a bottom wall () for mounting of the switch housing () to a mounting base, and side walls () extending from the bottom wall (), the switch housing further comprising an arc chamber () for extinguishing an electric arc, and a gas exhaust channel () for exhausting gas developed in the arc chamber () out of the housing (). The gas exhaust channel () comprises a guiding portion (A), which is substantially parallel to a side wall () of the housing () for leading the gases to a direction away from the bottom wall () of the housing ().