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:
Oct. 22, 2013
Filed:
May. 15, 2008
Scott William Davis, Marshall, MI (US);
Thomas R. Connolly, Portage, MI (US);
Zhanjiano Zou, Lasalle, CA;
Richard A. Nellums, Portage, MI (US);
Scott William Davis, Marshall, MI (US);
Thomas R. Connolly, Portage, MI (US);
Zhanjiano Zou, Lasalle, CA;
Richard A. Nellums, Portage, MI (US);
Eaton Corporation, Cleveland, OH (US);
Abstract
A method of operating a parallel hybrid electric drive train may include manually selecting a first mode by a user. The first mode include an electric mode that provides for propelling a vehicle using only an electric motor. The method may also include propelling the vehicle in the electric mode, limiting an allowed vehicle acceleration below a predetermined acceleration value, detecting a battery state of charge, and preventing an engine start during operation in the electric mode.