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:
Feb. 20, 2001
Filed:
Sep. 12, 1997
Karl W. Shock, Madison, AL (US);
Rick Yohman, Madison, AL (US);
Chris Martin, Harvest, AL (US);
Joe R. Morton, Madison, AL (US);
Chrysler Corporation, Auburn Hills, MI (US);
Abstract
A text fixture for testing a transfer case electronic control unit according to this invention comprises an eletro-mechanical shift mechanism having electronic inputs and outputs for coupling to electronic inputs and outputs output of the transfer case electronic control unit and an output shaft coupled to a transfer case load simulator. In a preferred embodiment, the transfer case load simulator comprises first and second oppositely wound torsion springs having identical torque characteristics coupled in opposed relation to the output shaft of the eletro-mechanical shift mechanism.