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:
Mar. 19, 2024
Filed:
Oct. 10, 2019
Applicant:
Smc Corporation, Chiyoda-ku, JP;
Inventors:
Hiroyuki Asahara, Tsukuba, JP;
Kazutaka Someya, Kashiwa, JP;
Assignee:
SMC CORPORATION, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/08 (2006.01); F15B 11/16 (2006.01); F16K 27/00 (2006.01); F15B 11/06 (2006.01);
U.S. Cl.
CPC ...
F15B 13/0814 (2013.01); F15B 11/16 (2013.01); F16K 27/003 (2013.01); F15B 11/06 (2013.01); F15B 13/0817 (2013.01); F15B 13/0828 (2013.01); F15B 2211/40584 (2013.01);
Abstract
In a cylinder drive device, a throttle valve and a second check valve are provided between a switch valve and a first cylinder chamber of a fluid pressure cylinder. The cylinder drive device has a flow channel unit which is interposed between a manifold and the switch valve, which allows communication between the throttle valve and the second check valve and switch valve, and which communicates with a plurality of holes in the manifold to allow a fluid to flow to the switch valve.