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:
Mar. 24, 2015
Filed:
Mar. 27, 2012
Wilhelm Mack, Dörrenzimmern, DE;
Willy Grübel, Schöntal-Sindeldorf, DE;
Tatjana Kapp, Öhringen, DE;
Andreas Wulff, Künzelsau, DE;
Wilfried Hess, Gaildorf, DE;
Wilhelm Mack, Dörrenzimmern, DE;
Willy Grübel, Schöntal-Sindeldorf, DE;
Tatjana Kapp, Öhringen, DE;
Andreas Wulff, Künzelsau, DE;
Wilfried Hess, Gaildorf, DE;
Konecranes PLC, Hyvinkaa, FI;
Abstract
A flame-proof housing () of the protection type ex-d is made from two sheet metal blanks that are bent in a u-shaped fashion. They then are fitted into one another and subsequently welded together by means of a peripheral fillet weld without welding seam preparation. A large opening () can be provided on one side of the housing (), which can be closed with a threaded cover or with a flat cover.