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. 29, 1991
Filed:
Nov. 13, 1990
Roy I Davis, Ypsilanti, MI (US);
Prabhakar B Patil, Detroit, MI (US);
Ford Motor Company, Dearborn, MI (US);
Abstract
An electrically powered suspension for a vehicle including a roadwheel and tire assembly, an electrically powered suspension unit having one end attached to the roadwheel and tire assembly and the other end attached to the chasis of the vehicle, with the suspension unit including an electric motor for positioning the roadwheel with respect to the chasis, and a controller for operating the electric motor so as to control the vertical movement of the wheel and tire assembly with respect to the vehicle's chassis. The electric motor may include either a linear or rotating electric motor, acting either alone or in parallel with a static load carrying device such as a fluid or coil spring.