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:
Feb. 20, 2018

Filed:

Oct. 29, 2015
Applicants:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Jtekt Corporation, Osaka-shi, Osaka, JP;

Inventors:

Norihiko Saito, Seto, JP;

Sogo Goto, Miyoshi, JP;

Masaaki Kondo, Owariasahi, JP;

Akira Yamashita, Toyota, JP;

Eiji Okawachi, Toyota, JP;

Munetoshi Kuroyanagi, Nukata, JP;

Toshikatsu Kubo, Obu, JP;

Takashi Iwaguchi, Nagoya, JP;

Assignees:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

JTEKT Corporation, Osaka-shi, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 16/02 (2006.01); F16K 17/04 (2006.01); F16K 1/32 (2006.01); H01M 8/04089 (2016.01); F16K 25/02 (2006.01); G05D 16/10 (2006.01); F16K 17/06 (2006.01);
U.S. Cl.
CPC ...
F16K 17/04 (2013.01); F16K 1/32 (2013.01); F16K 17/044 (2013.01); F16K 17/06 (2013.01); F16K 25/02 (2013.01); G05D 16/02 (2013.01); G05D 16/10 (2013.01); H01M 8/04089 (2013.01);
Abstract

The pressure reduction valve includes: a cylindrical portion, a piston and a spring. The cylindrical portion includes an inlet communicating with the primary side flow path and an outlet communicating with the secondary side flow path. The piston fitted into the cylindrical portion is slidable along an axis direction of the cylindrical portion within the cylindrical portion, and defines, within the cylindrical portion, a space communicating with the inlet and the outlet. The spring applies, to the piston, a force acting toward the space. The outlet is displaced in one direction from the center of the piston when seen in the axis direction. The force applied to the piston by the spring is distributed so as to deviate from the center of the piston to the side of the outlet.


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