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:
Jun. 12, 2012
Filed:
Feb. 13, 2006
Applicant:
Daniel Dutoit, Boulogne-Billancourt, FR;
Inventor:
Daniel Dutoit, Boulogne-Billancourt, FR;
Assignee:
Systra, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01D 12/00 (2006.01); E01D 2/00 (2006.01); E01B 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a span () for railway tracks with a self-supporting U-shaped structure (), defining a section of the path for a piece of rolling stock (), travelling on the railway track and at least one further element () for the travel of the rolling stock () on the railway track and which can support, guide and/or supply the rolling stock (). According to the invention, at least one () of the additional elements () is directly integrated in the U-shaped element ().