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:
Jan. 13, 2026
Filed:
Mar. 13, 2023
Jatco Ltd, Fuji, JP;
Ken Okahara, Atsugi, JP;
JATCO Ltd, Fuji, JP;
Abstract
A controller for a transmission including a continuously variable transmission mechanism including a primary pulley to which power of an engine is input, a secondary pulley that transmits the power to a drive wheel, and a belt that is wound around the primary pulley and the secondary pulley, increases a rotation speed of the secondary pulley as a torque transmission capacity of a lock-up clutch of a torque converter provided between the engine and the primary pulley increases, and the lock-up clutch is engaged, performs a gear shift process to change a gear ratio of the continuously variable transmission mechanism to a high side or a low side so as to cancel return movement of a drive shaft which has been twisted by the engagement of the lock-up clutch.