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:
Apr. 14, 2025
Filed:
Jun. 20, 2023
Applicant:
Applied Materials, Inc., Santa Clara, CA (US);
Inventors:
Muhannad Mustafa, Milpitas, CA (US);
Sanjeev Baluja, Campbell, CA (US);
Assignee:
Applied Materials, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/02 (2005.12); F16K 17/04 (2005.12);
U.S. Cl.
CPC ...
F16K 15/028 (2012.12); F16K 17/0413 (2012.12);
Abstract
Variable orifice check valves comprising a flange with a guide pin, spring and movable plate are described. The flange has a body with at least one guide pin opening in the top surface. A guide pin is positioned within the at least one guide pin opening and a spring is positioned around the guide pin. The movable plate has an opening and slides along the guide pins with the spring between the top surface of the flange body and the bottom surface of the movable plate.