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:
Nov. 24, 2020
Filed:
Aug. 30, 2013
Applicant:
Allison Transmission, Inc., Indianapolis, IN (US);
Inventors:
Charles F. Long, Pittsboro, IN (US);
David C. Ames, Avon, IN (US);
Assignee:
Allison Transmission, Inc., Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/02 (2006.01); B60W 10/02 (2006.01); F16H 61/14 (2006.01); F16H 45/02 (2006.01); F16H 61/686 (2006.01);
U.S. Cl.
CPC ...
F16H 61/0202 (2013.01); B60W 10/023 (2013.01); F16H 45/02 (2013.01); F16H 61/0206 (2013.01); F16H 61/14 (2013.01); F16H 61/0286 (2013.01); F16H 61/686 (2013.01); F16H 2045/021 (2013.01); F16H 2200/006 (2013.01); Y10T 74/20024 (2015.01); Y10T 137/8593 (2015.04); Y10T 477/635 (2015.01); Y10T 477/693635 (2015.01); Y10T 477/73 (2015.01); Y10T 477/75 (2015.01);
Abstract
An apparatus and method of controlling a torque transmitting apparatus having multiple selectively engageable couplers is provided. The multiple couplers may be selectively engaged and disengaged to provide a mechanical, friction or fluid coupling between portions of the torque transmitting apparatus and other components of a vehicle powertrain during various operational stages. The control apparatus includes a fluid pressure control device and a fluid flow control device.