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.

Date of Patent:
Jun. 14, 2022

Filed:

Jun. 24, 2021
Applicant:

Griswold Industries, Costa Mesa, CA (US);

Inventors:

Robert Morgan Wolfe, Lake Forest, CA (US);

David Michael Rose, Fountain Valley, CA (US);

John Frederic Link, Austin, TX (US);

Assignee:

Griswold Industries, Costa Mesa, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/34 (2006.01); F16K 3/26 (2006.01); F16K 47/04 (2006.01); F16K 47/08 (2006.01); F16K 25/04 (2006.01);
U.S. Cl.
CPC ...
F16K 3/34 (2013.01); F16K 3/267 (2013.01); F16K 25/04 (2013.01); F16K 47/04 (2013.01); F16K 47/08 (2013.01); Y10T 137/86734 (2015.04); Y10T 137/86759 (2015.04);
Abstract

An anti-cavitation valve assembly includes a seat positioned within a fluid pathway between a fluid inlet and outlet of a valve. Spaced apart elongated seat apertures are formed in a circumferential wall of the seat that have a varying opening width along a length thereof to direct fluid flow into an inner seat chamber of the seat. A disc guide is slidably movable relative to the seat and has a wall having spaced apart disc guide apertures formed therein. A tortuous fluid flow pathway is formed as fluid enters through the seat apertures, into the inner seat chamber, and exits through the disc guide apertures to minimize fluid cavitation.


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