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. 18, 2015
Filed:
Jan. 08, 2013
Applicant:
Allison Transmission, Inc., Indianapolis, IN (US);
Inventors:
Charles F. Long, Pittsboro, IN (US);
Charles T. Taylor, Indianapolis, IN (US);
Assignee:
Allison Transmisssion, Inc., Indianapolis, IN (US);
Primary Examiner:
Int. Cl.
CPC ...
B60K 6/12 (2006.01); B60K 6/20 (2007.10); B60K 6/48 (2007.10); F16H 61/00 (2006.01); F16H 61/02 (2006.01);
U.S. Cl.
CPC ...
B60K 6/20 (2013.01); B60K 6/12 (2013.01); B60K 6/48 (2013.01); F16H 61/0021 (2013.01); F16H 61/0031 (2013.01); F16H 61/0206 (2013.01); B60Y 2200/92 (2013.01); Y02T 10/6221 (2013.01); Y10S 903/902 (2013.01); Y10S 903/903 (2013.01);
Abstract
A hydraulic system for a hybrid module which is located between an engine and a transmission includes a parallel arrangement of a mechanical pump and an electric pump. Each pump is constructed and arranged to deliver oil to other portions of the hydraulic system depending on the operational mode. Three operational modes are described including an electric mode, a transition mode, and a cruise mode. Various monitoring and control features are incorporated into the hydraulic system.