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:
Apr. 05, 2022
Filed:
Aug. 22, 2018
Applicant:
Samson Ag, Frankfurt am Main, DE;
Inventors:
Uwe Kirbs, Frankfurt, DE;
Domagoj Vnucec, Ilvesheim, DE;
Assignee:
SAMSON AG, Frankfurt am Main, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 41/02 (2006.01); F16K 37/00 (2006.01); F16J 15/18 (2006.01); F16K 31/126 (2006.01); F16K 1/34 (2006.01); H05F 3/02 (2006.01);
U.S. Cl.
CPC ...
F16K 41/02 (2013.01); F16J 15/184 (2013.01); F16K 1/34 (2013.01); F16K 31/1262 (2013.01); F16K 37/0041 (2013.01); H05F 3/02 (2013.01);
Abstract
The invention relates to a control valve for adjusting a process fluid flow of a process plant, comprising a valve housing with a valve seat and a valve member connected to a valve rod, which cooperates with the valve seat for opening and closing the control valve, wherein the valve rod is electrically connected to the valve housing through a contact device. The invention is characterized in that a measuring device for the ohmic transition resistance measurement of the contact device is provided, and that the measuring device is arranged in a measuring line that connects the valve housing to the valve rod.