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:
Nov. 15, 2016
Filed:
Aug. 26, 2014
Applicant:
R. Stahl Schaltgerate Gmbh, Waldenburg, DE;
Inventors:
Ulrich Mann, Schwabisch Hall, DE;
Bernd Limbacher, Schwabisch Hall, DE;
Helmut Wurz, Niedernhall, DE;
Assignee:
R. Stahl Schaltgeräte GmbH, Waldenburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D 90/22 (2006.01); A62C 4/00 (2006.01); A62C 3/16 (2006.01); B23P 11/00 (2006.01);
U.S. Cl.
CPC ...
A62C 4/00 (2013.01); A62C 3/16 (2013.01); B23P 11/005 (2013.01); Y10T 29/49872 (2015.01);
Abstract
A pressure release device for a protective housing for flameproof enclosure of electrical operating means. The device includes an accommodating body () having a passage (), and a porous body () arranged in the passage (). The porous body () is elastically deformed by means of an interference fit in the passage (), and thus, reliably supported therein free of flame or spark exiting gaps.