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:
Jan. 14, 2003
Filed:
Aug. 10, 2001
Applicant:
Inventors:
V. Durga Nageswar Rao, Bloomfield Hills, MI (US);
Gary Allan Vrsek, Brighton, MI (US);
Josef Wandeler, Milford, MI (US);
Yash Andrew Imai, Troy, MI (US);
Assignee:
Ford Global Technologies, Inc., Dearborn, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/30 ;
U.S. Cl.
CPC ...
F01L 1/30 ;
Abstract
A desmodromic drive ( ) for imparting reciprocal translation to a valve ( ) has a cam ring ( ) that rotates about an axis ( ), a follower ( ) that reciprocates with axial motion as the ring rotates, an endless cam track ( ) on the ring, and rollers ( ) on the follower that ride along the cam track as the ring rotates. A follower guide ( ) guides the follower for axial. Rollers ( ) constrain the follower against rotation on the follower guide.