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:
Jan. 11, 2022
Filed:
May. 25, 2018
Applicant:
Dezurik, Inc., Sartell, MN (US);
Inventor:
Timothy M. O'Shea, Palatine, IL (US);
Assignee:
DeZURIK, Inc., Sartell, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 17/10 (2006.01); F16K 17/04 (2006.01); F02M 11/04 (2006.01); F16K 17/02 (2006.01); F02M 61/20 (2006.01); F01B 11/00 (2006.01);
U.S. Cl.
CPC ...
F16K 17/10 (2013.01); F16K 17/0433 (2013.01); F01B 11/003 (2013.01); F02M 11/04 (2013.01); F02M 61/20 (2013.01); F02M 61/205 (2013.01); F16K 17/02 (2013.01);
Abstract
A surge relief angle valve (SRA) is disclosed. The surge relief angle valve is held normally-closed by one or more compression spring(s). In certain embodiments the surge relief angle valve includes a body containing a disc and disc seat; a piston and shaft, the piston and shaft in communication with the disc and disc seat; and a spring providing a force against the piston; wherein the spring is enclosed within a housing and wherein the surge relief valve has a closed self-contained hydraulic system containing the piston and shaft, and providing a dampening force against the spring force.