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:
Dec. 24, 2002
Filed:
Jul. 18, 2000
Syun Kyung Lee, Ann Arbor, MI (US);
Ashok Rodrigues, Farmington Hills, MI (US);
John Glab, Riverview, MI (US);
Dana Joseph Katinas, Novi, MI (US);
Ford Global Technologies, Inc., Dearborn, MI (US);
Abstract
A transfer case control system or apparatus is provided for use on a four-wheel drive vehicle of the type having a transfer case , a front driveshaft and a rear driveshaft . Transfer case control system includes a conventional microcontroller or controller having a memory unit and operating under stored program control. Controller is communicatively coupled to sensors , and to transfer case . Controller selectively transmits a torque control or minimum duty cycle signal to transfer case , which is at least partially based upon the angular position of the vehicle's steering wheel and the speed of driveshafts