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. 25, 2020
Filed:
Apr. 05, 2016
Fujikin Incorporated, Osaka-shi, JP;
Keisuke Ishibashi, Osaka, JP;
Tsuyoshi Tanikawa, Osaka, JP;
Michio Yamaji, Osaka, JP;
Takashi Funakoshi, Osaka, JP;
Hidenori Kiso, Osaka, JP;
Tsuneyuki Okabe, Tokyo, JP;
Hiroaki Kikuchi, Oshu, JP;
Kuniyasu Sakashita, Nirasaki, JP;
FUJIKIN INCORPORATED, Osaka, JP;
Abstract
A first on-off valve () and a second on-off valve () each are a two-port valve. A first passage block () is provided with a first on-off valve-corresponding inflow passage () and a first on-off valve-corresponding outflow passage (). A second passage block () is provided with a second on-off valve-corresponding inflow passage () and a second on-off valve-corresponding outflow passage (). The second on-off valve-corresponding outflow passage () is in communication with an upstream side portion of the first on-off valve-corresponding outflow passage () via a communicating passage () formed in the first passage block (). An orifice () is provided between the second on-off valve-corresponding outflow passage () and the communicating passage ().