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:
Aug. 10, 2021
Filed:
Apr. 10, 2018
Applicant:
Fisher Controls International Llc, Marshalltown, IA (US);
Inventors:
Robert Michael Meloy, Marshalltown, IA (US);
Jeffrey Michael Von Arb, Marshalltown, IA (US);
Assignee:
FISHER CONTROLS INTERNATIONAL LLC, Marshalltown, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 5/06 (2006.01); B08B 9/00 (2006.01); F16K 5/08 (2006.01);
U.S. Cl.
CPC ...
F16K 5/0605 (2013.01); B08B 9/00 (2013.01); F16K 5/08 (2013.01);
Abstract
Purge apparatus for use with fluid valves are disclosed. An apparatus includes a stem for a fluid valve. The stem has a first channel extending therethrough to receive a fluid. The apparatus also includes an aperture in fluid communication with the first channel and disposed on an outer surface of the stem or a fluid flow control member coupled to the stem. The aperture is to exhaust the fluid from the first channel toward one or more components of the fluid valve to remove residue.