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, 1981
Filed:
Jul. 02, 1980
Applicant:
Inventors:
Akira Fukami, Okazaki, JP;
Hiroki Noguchi, Oobu, JP;
Junzi Mizuno, Okazaki, JP;
Takeshi Ishii, Anjo, JP;
Assignees:
Nippondenso Co., Ltd., Kariya, JP;
Nippon Soken, Inc., Nishio, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55316 ; 55387 ; 55465 ; 55476 ; 55509 ; 123519 ;
Abstract
A canister for a fuel evaporative emission control system of an engine; A mass of adsorbent contained in a canister casing is divided into at least two layers by a pair of spaced filter plates, so that the fuel vapors can be diffused into all parts of the adsorbent layers under the deflecting action of the filter plate and the uniforming action of a hollow space defined between the paired filter plates.