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:
May. 01, 2012
Filed:
Sep. 03, 2007
Michel Arnalsteen, Groot-Bijgaarden, BE;
Vincent Cuvelier, Brussels, BE;
Thierry Rouxel, Argentre, FR;
Michel Arnalsteen, Groot-Bijgaarden, BE;
Vincent Cuvelier, Brussels, BE;
Thierry Rouxel, Argentre, FR;
Inergy Automotive Systems Research (S.A.), Brussels, BE;
Abstract
Valve for the venting circuit of a liquid tank, the valve comprising a chamber which includes openings that allow liquid to penetrate into the chamber above a certain level in the tank and/or in the event of waves in the tank or the tank being turned upside down, a cover for the chamber including an aperture that is susceptible to open into the venting circuit of the tank, and a float comprising a body and a needle that close off the aperture, the float being able to slide vertically inside the chamber depending on the level of liquid therein, the needle of the float being frustoconical-shaped and based on an elastomeric material.