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:
Mar. 30, 2004
Filed:
Jul. 27, 2001
Frédérico Villela, Chalons en Champagne, FR;
Anne Stathopoulus, Fagniere, FR;
Marwal Systems, Chalons en Champagne, FR;
Abstract
A device for drawing fuel for a motor vehicle tank, the device comprising a drawing pump ( ) and a fine filter ( ) placed upstream from the pump ( ), and wherein: the housing ( ) of the filter possesses a degassing orifice ( ) in the top portion thereof; the drawing pump ( ) also possesses a degassing orifice ( ); and the filter housing ( ) is fitted with a duct ( ) which extends the degassing orifice ( ) of the housing ( ), opens out into a cavity ( ) common to the degassing orifice of the pump ( ), and possesses a mouth ( ) situated at a height that is equal to or lower than that of the degassing orifice ( ) of the pump ( ), said duct ( ) being shaped so as to constitute a siphon suitable for conveying fuel around the mouth ( ) to the inside of the filter housing ( ) while the drawing pump ( ) is being stopped.