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. 10, 1988
Filed:
Dec. 19, 1986
Applicant:
Inventors:
Assignees:
Nissan Motor Co., Ltd., Yokohama, JP;
Kabushiki Kaisha Tsuchiya Seisakusho, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137 43 ;
Abstract
A roll-over valve includes a valve body wherein a raised seat portion which a position sensitive ball rests on is disposed below an inlet opening via which fuel vapors enter into the valve body chamber. A ball follower has a top member disposed below the inlet opening and adapted to close the inlet upon being moved toward the inlet by the ball.