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:
Feb. 11, 1992
Filed:
Dec. 17, 1990
Motohisa Sato, Osaka, JP;
Ichiro Matuda, Osaka, JP;
Taito Co., Ltd., Osaka, JP;
Abstract
Device for releasing a remaining gas which can easily puncture a hole without involving danger and a cap of a pressure can container which removably stores such a device. The remaining gas releasing device has a flexible sponge plate, a push pin member with its pin portion fitted into the center of one of the surfaces of the sponge plate, a center hole rigid sheet member positioned around the push pin member, a gas-impermeable rigid sheet plate bonded to the surfaces of the center hole rigid plate member, an adhesive sheet plate bonded to the other surface of the sponge plate so that the other surface is covered therewith and having a small hole at its center, and a release sheet plate peelably bonded to the adhesive sheet plate. The cap includes a remaining gas releasing device storage chamber which has a top opening portion disposed towards an outer cylinder portion at part of the top surface of a cap main body, a front opening portion disposed at part of the front surface of the outer cylinder portion, a vertical wall portion therein at a suitable spacing from the top opening portion, and a bottom wall portion extending inwardly from the lower end of the front opening portion.