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:
Aug. 30, 1983
Filed:
Jan. 27, 1982
Homer J Brown, Oreland, PA (US);
The West Company, Phoenixville, PA (US);
Abstract
A venting closure for sealing a pressurized container comprising a stopper member having an elongated stem portion engageable in the discharge opening in the container, an enlarged head portion having a bottom chamber formed in its outer axial end face, a generally disc-like button rotatably mounted in said chamber having means defining a groove overlying a removable cap normally sealing a port in said stopper communicating with the interior head space of said container, vent channel means in said button, rotation of said button operable to displace the means normally sealing said port to establish fluid communication therethrough and permit venting from the head space to the atmosphere through said vent channel means in said button.