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:
Jul. 21, 2020
Filed:
May. 18, 2017
Applicant:
Fisher Controls International Llc, Marshalltown, IA (US);
Inventors:
Thomas A. Imsland, Marshalltown, IA (US);
Jeffrey Dean Seyller, Colo, IA (US);
Assignee:
FISHER CONTROLS INTERNATIONAL LLC, Marshalltown, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 7/06 (2006.01); F16K 37/00 (2006.01);
U.S. Cl.
CPC ...
G05D 7/0635 (2013.01); F16K 37/0041 (2013.01); F16K 37/0083 (2013.01);
Abstract
Apparatus and methods to characterize fluid valves are disclosed. An example apparatus includes a fluid valve having a valve seat and a flow control member to sealingly engage the valve seat. The apparatus includes a sensor to detect a change in position of the flow control member. The apparatus includes a processor to determine at least one of a seating point or a breakout point corresponding to the flow control member based on the change in position.