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:
Jul. 10, 2007
Filed:
Mar. 09, 2005
Applicants:
Federico Perni, Trevi, IT;
Luciano Pizzoni, Foligno, IT;
Lucio Lopparelli, Foligno, IT;
Inventors:
Assignee:
Umbra Cuscinetti S.p.A., Foligno, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01); F16H 55/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A steering unit of an electric vehicle is equipped with an electric motor having a tubular output shaft assembled so as to rotate around its own longitudinal axis, and a steering rod assembled through the output shaft and connected to the same output shaft by means of a screw-nut screw coupling so as to control the steering of a pair of wheels of the vehicle; the steering rod being equipped with a sleeve extending around the output shaft and having an internal thread connected to an external thread of the same output shaft.