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. 19, 1987
Filed:
Apr. 25, 1986
Applicant:
Inventors:
Joji Kasugai, Ichinomiya, JP;
Masami Yamamoto, Toyota, JP;
Assignees:
Toyoda Gosei Co., Ltd., Toyota, JP;
Toyota Jidosha Co., Ltd., Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
220203 ;
Abstract
A cap with valve of the invention is provided with a negative pressure valve at a fluid entering flow path in a closure installed to an aperture of a container, so that fluid flows into the container from outside when pressure in the container is decreased, thereby decrease of the pressure in the container is prevented. A filter cloth is arranged to the fluid entering flow path at the front side of the negative pressure valve and swells to the fluid entering side so as to cover the flow path.