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:
Nov. 07, 2017
Filed:
Dec. 24, 2013
Canyon Co., Ltd., Yamaguchi, JP;
Tetsuya Tada, Tokyo, JP;
Tomichika Furutani, Sanyo Onoda, JP;
CANYON CORPORATION, Sanyo Onoda-shi, Yamaguchi, JP;
Abstract
A trigger type sprayer capable of easily performing air vent in a space between a second valve and a first valve, and preventing leakage of liquid in use is provided. The present invention includes a bodyhaving a first flow channelthrough which liquid can flow, a second flow channelcommunicating with the first flow channel, and a cylindrical cylinder chambercommunicating with the second flow channel; a hollow pistonslidably incorporated into the cylinder chamber, having a valve seatand a hollow portionof a second valve, and sliding back and forth according to operation of a trigger; the second valveincorporated into the hollow portionof the hollow pistonand positioned at a downstream side; and a first valveincorporated into the cylinder chamberand positioned at an upstream side, wherein the first valveis pressed by the second valveso that the first valveis opened.