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:
Sep. 30, 2025
Filed:
Jan. 09, 2024
Piolax, Inc., Kanagawa, JP;
Kazuki Yajima, Kanagawa, JP;
PIOLAX, INC., Kanagawa, JP;
Abstract
A valve device for a fuel tank includes: a housing in which an opening is formed in a partition wall, and a fuel vapor discharge port is provided; and a float valve. A ventilation chamber is provided with a tubular wall that is configured to communicate with the fuel vapor discharge port, and a notch is formed in a lower portion of a tip portion in an extending direction of the tubular wall. The partition wall includes a ceiling wall in which the opening is formed, and a peripheral wall extends downward from a peripheral edge of the ceiling wall. A part of the peripheral edge of the ceiling wall and a part of the peripheral wall are positioned inside the tubular wall through the notch when viewed in an axial direction of the tubular wall and a valve axial direction.