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. 09, 2016
Filed:
Apr. 07, 2015
Applicant:
Extreme Technologies, Llc, Vernal, UT (US);
Inventors:
James D. Isenhour, Windsor, CO (US);
Gilbert T. Meier, Vernal, UT (US);
Assignee:
Extreme Technologies, LLC, Vernal, UT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 11/074 (2006.01); F16K 3/08 (2006.01); F16K 25/00 (2006.01); F16K 31/04 (2006.01); F16K 3/30 (2006.01); E21B 47/18 (2012.01); F15B 13/04 (2006.01); F16K 31/44 (2006.01);
U.S. Cl.
CPC ...
F16K 31/043 (2013.01); E21B 47/187 (2013.01); F15B 13/0406 (2013.01); F16K 3/08 (2013.01); F16K 3/30 (2013.01); F16K 11/074 (2013.01); F16K 25/005 (2013.01); F16K 31/44 (2013.01); Y10T 137/86533 (2015.04);
Abstract
A rotary valve is disclosed. The valve comprises a drive shaft, a rotor coupled to the drive shaft, a least one bearing surface coupled to the rotor, a stator adjacent to the rotor, at least one solid bearing surface coupled to the stator, and at least one ring bearing surface coupled to the stator.