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:
Sep. 15, 2009
Filed:
Dec. 27, 2005
Applicants:
Ian D. Mckenzie, Kalamazoo, MI (US);
Craig S. Jacobs, Canton, MI (US);
Inventors:
Ian D. McKenzie, Kalamazoo, MI (US);
Craig S. Jacobs, Canton, MI (US);
Assignee:
Eaton Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 61/21 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method is disclosed for controlling engine braking horsepower for a power transmission mechanism in a vehicle powertrain. The transmission mechanism has multiple-ratio gearing and a continuously variable transmission unit arranged in parallel disposition. A target engine speed during an engine braking mode is maintained by controlling the ratio of the continuously variable transmission unit.