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. 26, 1994
Filed:
Nov. 20, 1992
Applicant:
Inventors:
Eric Villedieu, Saint Michel-sur-Orge, FR;
Daniel Francois, Vendome, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01B / ;
U.S. Cl.
CPC ...
104-2 ; 104-71 ; 104-5 ;
Abstract
Vehicle able to lay a specially designed track formed from elements (5, 6, 7) joined end to end. The vehicle (8) advances along the track and carries a track element on the carriage. When it reaches the end of the track, the carriage is lowered so that the element can be fitted into the preceding element. The elements are of different types so as to permit track height and direction changes.