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:
Dec. 22, 1987
Filed:
Oct. 15, 1986
Applicant:
Inventors:
Charles H Covert, Manchester, NY (US);
William E Gifford, Hemlock, NY (US);
Craig G Kemler, De Witt, MI (US);
Gordon R Paddock, Rochester, NY (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55189 ; 5538 / ; 55387 ; 123519 ;
Abstract
A canister adapted to store fuel vapor discharged from a fuel tank has an inlet chamber that forms a trap for liquid fuel. Fuel is purged from the canister through a purge tube that has a small liquid purge hole at the bottom of the chamber and a large vapor purge hole spaced above the bottom of the chamber.