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. 14, 1988
Filed:
Nov. 07, 1986
Applicant:
Inventors:
Kazumi Haruta, Obu, JP;
Takashi Kato, Nagoya, JP;
Assignee:
Aisan Kogyo Kabushiki Kaisha, Ohbu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
55319 ; 55337 ; 55387 ; 55348 ;
Abstract
A canister for adsorbing fuel vapor overflowing a fuel tank of an internal combustion engine and purging adsorbed vapor under a negative pressure of the suction system of the internal combustion engine so as to supply this adsorbed vapor for the combustion, the canister having a deflector for spirally diffusing introduced fuel vapor throughout the adsorbent layers of the canister, and another deflector having apertures for diffusing introduced purging air throughout the adsorbent layers.