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:
Nov. 12, 2019
Filed:
Apr. 21, 2017
Applicant:
Surpass Industry Co., Ltd., Gyoda-shi, Saitama, JP;
Inventor:
Kazuki Hirai, Saitama, JP;
Assignee:
Surpass Industry Co., Ltd., Gyoda-shi, Saitama, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 31/50 (2006.01); F16K 7/14 (2006.01); F16K 7/16 (2006.01); F16K 3/12 (2006.01);
U.S. Cl.
CPC ...
F16K 31/508 (2013.01); F16K 3/12 (2013.01); F16K 7/14 (2013.01); F16K 7/16 (2013.01);
Abstract
Provided is a flow rate adjustment device including: a diaphragm integrated valve body; a valve seat section provided around an inflow opening and including a valve seat surface disposed at a position facing a valve surface; and a transfer mechanism configured to cause the diaphragm integrated valve body to move along an axis line to adjust a distance between the valve surface and the valve seat surface. The valve surfaceand the valve seat surface form an angle, which is an acute angle, with the axis line and are disposed in parallel.