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:
Dec. 30, 2003
Filed:
Dec. 07, 2001
Tetsuya Tada, Tokyo, JP;
Canyon Co., Ltd., Tokyo, JP;
Abstract
A pump dispenser which precisely transmits trigger motion and enables stable operation of a piston section. The manually operable pump dispenser is mounted on a vessel wherein the liquid contained in the cylinder section is compressed with a piston section by the displacement of a trigger structure and is ejected through a nozzle orifice. The dispenser includes a base body fixed on the vessel orifice via a packing structure, a cylinder section and a vent cylinder section formed adjacent to each other on the base body, and a trigger structure including a trigger section, a valve casing section mounted on the base body, and a trigger guide section oscillating in the vent cylinder section.