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:
Jun. 04, 1996
Filed:
Apr. 21, 1994
Kazuyuki Tomioka, Kanagawa-ken, JP;
Atsushi Takahashi, Fujisawa, JP;
Nifco Inc., Yokohama, JP;
Abstract
An anti-spilling valve for a vehicle fuel tank includes a cylindrical valve chamber having an upper wall at its upper end and closed at its lower end by a filter, an upwardly directed exhaust passage for fuel vapor formed at the center of the upper wall of the cylindrical valve chamber, a connecting pipe provided on the upper wall of the cylindrical valve chamber to extend radially outward and to have its inner end communicate with the upper end of the exhaust passage at a right angle, the inside diameters of the exhaust passage and the connecting pipe being equal, a float housed in the cylindrical valve chamber to be vertically movable and having on its upper surface a valve head adapted for closing the lower end of the exhaust passage, and a valve seat ring attached to the lower end of the exhaust passage closed by the valve head of the float, the valve seat ring having a smaller inside diameter than the exhaust passage.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile