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:
Dec. 22, 2020

Filed:

Oct. 01, 2018
Applicant:

Nikki Co., Ltd., Kanagawa-ken, JP;

Inventor:

Naoya Suenaga, Kanagawa-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/12 (2006.01); G05D 16/10 (2006.01);
U.S. Cl.
CPC ...
G05D 16/106 (2013.01); G05D 16/103 (2013.01); Y10T 137/7808 (2015.04);
Abstract

A regulator may be configured to reduce an individual difference between products due to a size tolerance of each of a valve seated seat holding member, a valve seated seat, a piston pressure regulating valve, and a main body part. The main body part may be affected by a load of a pressure regulating spring, or a load variation at a set point of the pressure regulating spring. The regulator may be configured without a function loss due to a damage, leakage failure, or the like of the valve seated seat. A pressure regulating valve bodymay be closely in contact with a valve seated seat, and a piston unitthat is formed around an outer periphery thereof and that affects a pressure regulating springare formed separately, the two forming a piston pressure regulating valve


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