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:
Nov. 19, 2024

Filed:

Jun. 06, 2023
Applicant:

Ford Global Technologies, Llc, Dearborn, MI (US);

Inventors:

Weitian Chen, Windsor, CA;

Stuart N. Ford, Seattle, WA (US);

Ankit Saini, Novi, MI (US);

Qingyu Zhang, Wayne, MI (US);

Scott Joseph Gittins, Ann Arbor, MI (US);

Zhengyu Dai, Canton, MI (US);

Brandon M. Dawson, Bloomfield Hills, MI (US);

Assignee:

Ford Global Technologies, LLC, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16D 48/06 (2006.01);
U.S. Cl.
CPC ...
F16D 48/066 (2013.01); F16D 2500/3024 (2013.01); F16D 2500/3027 (2013.01); F16D 2500/3065 (2013.01); F16D 2500/5023 (2013.01); F16D 2500/70605 (2013.01); F16D 2500/7101 (2013.01);
Abstract

A method for controlling a vehicle transmission system having a clutch system includes generating a torque-pressure (T-P) gain deviation based on a T-F characteristic and a nominal T-F characteristic for the clutch system, generating a pressure magnitude deviation based on the set of pressure values and the set of nominal pressure values, determining whether a T-F characteristic deviates from the nominal T-F characteristic based on the T-P gain deviation and the pressure magnitude deviation, identifying the T-F characteristic as deviating in response to the T-F characteristic departing from the nominal transfer characteristic, and issuing a notification regarding the deviating T-F characteristic to perform a corrective action related to the clutch system.


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