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. 19, 2008
Filed:
Apr. 30, 2003
Haruo Tsuchida, Tokyo, JP;
Haruo Tsuchida, Tokyo, JP;
Yoshino Kogyosho Co., Ltd., Tokyo, JP;
Abstract
A trigger type fluid dispenser () according to the invention includes a body () having a discharge flow path () and a cylinder () disposed in parallel with the discharge flow path (), and a piston () in the cylinder () is caused to slide by a trigger (). The trigger () is configured so that a hook portion () thereof is held to be swingable by the body (), a turned-down portion () of an extension portion, which is an elastic portion () integrally extending from a swinging portion () of the hook portion (), is held with respect to the body (), and a tip end () of the extension portion is positioned to be capable of coming into contact with the hook portion (). The body () is configured so that a cover (a) is installed to form an internal space (R) between the cover () and the discharge flow path (), and a core element () is inserted in the discharge flow path () and the internal space (R). The core element () is integrally provided with a tongue-shaped element (), serving as a discharge valve, near a discharge port () of the discharge flow path (), and also integrally provided with a tongue-shaped element (), serving as a suction valve, in the internal space (R).