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:
Aug. 14, 2018
Filed:
Nov. 14, 2016
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Kristopher J Kokko, Novi, MI (US);
Thomas Weglarz, Farmington Hills, MI (US);
Patrick M Gibson, Ann Arbor, MI (US);
Jason Jousma, Holly, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 61/14 (2006.01); F16D 48/02 (2006.01); F16H 63/46 (2006.01);
U.S. Cl.
CPC ...
F16H 61/143 (2013.01); F16D 48/02 (2013.01); F16H 63/46 (2013.01); F16D 2048/0203 (2013.01); F16D 2300/06 (2013.01); F16D 2500/1026 (2013.01); F16D 2500/3024 (2013.01); F16D 2500/3067 (2013.01); F16D 2500/30401 (2013.01); F16D 2500/30803 (2013.01); F16D 2500/3144 (2013.01); F16D 2500/5014 (2013.01);
Abstract
A method for adjusting clutch fill command pressure for a transmission using a lubrication compensator model includes determining clutch fill line pressure and lubrication compensator model pressures, and adjusting the clutch fill command pressure to achieve the lubrication compensator model pressure based on the torque converter clutch status.