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.

Date of Patent:
Apr. 16, 2019

Filed:

Nov. 29, 2017
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Jun Sung Park, Yongin-si, KR;

Ho Young Kim, Suwon-si, KR;

Chan Hee Won, Seoul, KR;

Kyung Eup Kim, Suwon-si, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/662 (2006.01); F16H 59/02 (2006.01); F16H 59/66 (2006.01); F16H 61/66 (2006.01);
U.S. Cl.
CPC ...
F16H 61/662 (2013.01); F16H 59/0204 (2013.01); F16H 2059/663 (2013.01); F16H 2061/6616 (2013.01); F16H 2061/66209 (2013.01);
Abstract

A method of controlling a pulley ratio of a continuously variable transmission vehicle, includes: sensing, by a controller, whether or not the position of a shift lever switches to a manual range, fixing, by the controller, a pulley ratio of a continuously variable transmission, when the position of the shift lever switches to the manual range, as a result of sensing, re-adjusting, by the controller, set pulley ratios of a plurality of manual shift positions based on the fixed pulley ratio of the continuously variable transmission, after the fixation, and controlling, by the controller, the continuously variable transmission at the re-adjusted pulley ratio of a target manual shift position, when manual shifting is required, after re-adjustment.


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