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:
Apr. 27, 2021
Filed:
Feb. 23, 2017
Applicant:
Jatco Ltd, Fuji, JP;
Inventors:
Ken Okahara, Fuji, JP;
Kazutaka Adachi, Kanagawa, JP;
Yutaka Kaneko, Kanagawa, JP;
Kenichi Mori, Kanagawa, JP;
Assignee:
JATCO LTD, Fuji, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 59/70 (2006.01); F16H 61/66 (2006.01); F16H 61/662 (2006.01); F16H 61/02 (2006.01); F16H 61/00 (2006.01); F16H 61/70 (2006.01); F16H 59/18 (2006.01); F16H 59/44 (2006.01);
U.S. Cl.
CPC ...
F16H 61/662 (2013.01); F16H 61/00 (2013.01); F16H 61/0202 (2013.01); F16H 59/18 (2013.01); F16H 59/44 (2013.01); F16H 59/70 (2013.01); F16H 61/702 (2013.01); F16H 2059/704 (2013.01); F16H 2061/0078 (2013.01);
Abstract
A controller constitutes a control device for continuously variable transmission for executing a feedback control of a transmission so that an actual speed ratio reaches a target speed ratio. The controller includes a first phase lead compensator and a second phase lead compensator configured to perform phase lead compensation of a feedback primary command pressure, and a peak value frequency determination unit configured to change a peak value frequency according to a speed ratio.