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. 17, 2026
Filed:
Jun. 05, 2023
Aisin Corporation, Aichi, JP;
Okayama Nisso Electric Corporation, Okayama, JP;
Satoru Ito, Kariya, JP;
Takafumi Yoshida, Kariya, JP;
Ken Nakanishi, Okayama, JP;
Tokuzo Sekiyama, Okayama, JP;
AISIN CORPORATION, Kariya, JP;
OKAYAMA NISSO ELECTRIC CORPORATION, Okayama, JP;
Abstract
A hydraulic circuit control device includes: a drive motor; a drive-side cylinder including a drive-side fluid chamber and a drive-side piston that is moved by the drive motor; a driven-side cylinder including a driven-side fluid chamber, a fluid path that connects the driven-side fluid chamber and the drive-side fluid chamber, and a driven-side piston that is moved by moving the drive-side piston to increase or reduce an amount of a working fluid in the driven-side fluid chamber through the fluid path; and a fluid path volume adjustment mechanism configured to increase or reduce a volume of the fluid path according to an increase or reduction in a volume of the working fluid.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile