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.

Date of Patent:
Mar. 28, 2000

Filed:

Nov. 12, 1997
Applicant:
Inventors:

Albert Costi, Florence, IT;

Michel Buchy, Franqueville-St Pierre, FR;

Assignee:

Onduline, Paris, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425336 ; 425369 ; 425370 ;
Abstract

The invention consists of a corrugating machine comprising a plurality of corrugating bars (6) fixed to an endless chain (5) rotatably driven and a plurality of support bars (13) for the material to be corrugated (10) driven in translation and perpendicular to their direction of movement, a part (42) of the endless chain being opposite the plane of said support bars, the corrugating bars and the corresponding support bars interpenetrating one another, wherein the corrugating bars (6) are movable in translation with respect to the endless chain (5), their movements being made approximately perpendicular to the plane of the support bars, when they are opposite said plane.


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