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:
May. 06, 2025
Filed:
Nov. 30, 2022
Applicant:
Eagle Industry Co., Ltd., Tokyo, JP;
Inventor:
Yoshiyuki Shimada, Tokyo, JP;
Assignee:
EAGLE INDUSTRY CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 11/02 (2005.12); F15B 11/024 (2005.12);
U.S. Cl.
CPC ...
F15B 11/024 (2012.12); F15B 2011/0243 (2012.12);
Abstract
There is provided a fluid pressure circuit capable of preventing unintentional operation of a cylinder device. A return flow passage through which a return fluid flows from a cylinder device to a regenerative drive source is provided with a control valve that opens the flow passage in response to an operation of an operating device.