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. 31, 2023
Filed:
Sep. 24, 2019
Applicant:
Festo SE & Co. KG, Esslingen, DE;
Inventors:
Assignee:
Festo SE & Co. KG, Esslingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 37/00 (2006.01);
U.S. Cl.
CPC ...
F16K 37/0041 (2013.01);
Abstract
A diagnostic device () for a valve drive () having a drive element () for driving a valve member () of a process valve (). The diagnostic device () is configured to perform a play detection procedure to detect play between the drive element () and the valve member () and to provide play information in accordance with the detected play.