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. 23, 2019
Filed:
Mar. 04, 2015
Piolax, Inc., Yokohama-shi, JP;
Yachiyo Industry Co., Ltd., Sayama-shi, JP;
Kenta Mihara, Yokohama, JP;
Kazunari Nakaya, Sakura, JP;
Masato Shinozaki, Sakura, JP;
Masaru Sawano, Sakura, JP;
PIOLAX, INC., Yokohama-Shi, Kanagawa, JP;
YACHIYO INDUSTRY CO., LTD., Sayama-Shi, Saitama, JP;
Abstract
One embodiment provides a valve device for fuel tank. The valve device includes: a housing in which a valve chamber and a ventilation chamber are divided by a partition wall having a first and second openings; a vapor discharge outlet communicating with the ventilation chamber; first and second float valves vertically movably housed in the valve chamber to close the first and second openings, respectively; and a recess portion defined in a part of the ventilation chamber correspondingly with the first opening. A passage is provided to communicate the discharge outlet with the recess portion. And, a first wall portion is provided around an end of the passage on a side of the recess portion so as to block the fuel that flows out of the second opening into the first opening from heading to the third opening.