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:
Sep. 01, 2015
Filed:
Jun. 03, 2013
Applicant:
Dezurik, Inc., Sartell, MN (US);
Inventors:
Robert A. Blenkush, Sartell, MN (US);
Sidney Watterodt, Cambridge, CA;
Assignee:
DeZURIK, Inc., Sartell, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/30 (2006.01); F16K 1/42 (2006.01); F16K 3/02 (2006.01); F16K 3/20 (2006.01);
U.S. Cl.
CPC ...
F16K 3/30 (2013.01); F16K 1/42 (2013.01); F16K 3/0272 (2013.01); F16K 3/20 (2013.01);
Abstract
Gate valves having removable interior wear rings that are easily removed from one side of the gate valve upon removal of a retainer ring. The retainer ring is held in place within the valve housing by combination of compressive and shear forces.