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. 22, 2011
Filed:
Oct. 01, 2004
Applicants:
Bernard Dupont, Eaubonne, FR;
Luo Boulat, Vincennes, FR;
Rémi Forget, Neauphlette, FR;
Inventors:
Assignee:
Societe Europeenne d'Ingeniere Mecanique - Eurodim, Rueil Malmaison Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for guiding a vehicle along a guiding rail includes a guide roller device, with at least one rolling bearing roller and at least one lateral roller having a diameter and shape contacting the rail so that the lateral roller has the same speed at a point of contact with the rail as the central bearing roller on a rolling surface on the rail. The system can be used for tramways.