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. 15, 2011
Filed:
Feb. 18, 2006
Jens Burmester, Grambek, DE;
Matthias Südel, Ratekau, DE;
Jens Burmester, Grambek, DE;
Matthias Südel, Ratekau, DE;
TUCHENHAGEN GmbH, Büchen, DE;
Abstract
The invention relates to a double seat valve with cleanable seats, the valve including first and second closing elements () and a leakage cavity (). An intermediate seal () seals the closing elements () in their opening and closing movements and in the open position against each other, is arranged in the second closing element (). The second closing element () abuts in its closed position at a transition area (*) with a stop face () arranged at a front face of a cylindrical lug (*) and that directly adjacent to a first seat (), a central recess () is provided in a front face of a second cylindrical lug (*).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile