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:
Jul. 20, 2004
Filed:
Mar. 28, 2003
Applicant:
Inventor:
Michael Kruschke, Schwante, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
M01M 3/302 ;
U.S. Cl.
CPC ...
M01M 3/302 ;
Abstract
A chamber cover fixing is for arc quenching chambers for low voltage switchgears operating in air. The arc quenching chamber cover is fixed to the arch quenching chamber, by use of interlocking guide and lock elements, without the use of screws. In addition to the sliding guide elements in the arc quenching chamber housing and in the arc quenching chamber cover, one or several clips or locking grooves for engaging the clips are provided.