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:
Apr. 10, 1984
Filed:
Jan. 03, 1983
Applicant:
Inventor:
Alain M Cossart, Paris, FR;
Assignee:
Metalex, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D / ; B28B / ;
U.S. Cl.
CPC ...
405150 ; 405288 ; 405290 ; 249 10 ;
Abstract
There is described an element from tunnel-type metal shuttering, particularly retractable element and means associated with each panel adjacent the bottom thereof and controlled by the rigid structure as it is moved between both end positions thereof, to adjust the panel bottom position and the rolling means position relative to the ground, while insuring automatic levelling of the element in the shuttering position thereof, and means to join each panel from an element to the directly adjacent parallel panel from an element lying side by side when said elements lie in shuttering position.