Device for making laminated arch corrugated structures

Details Device for making laminated arch corrugated structures Device for making laminated arch corrugated structures

B - Operations, Transporting

31

F

154/30.02

B31F 1/20 (2006.01) B32B 3/28 (2006.01) B32B 29/08 (2006.01)

Patent

CA 1292667

ABSTRACT OF THE DISCLOSURE An apparatus for making laminated dual and multiple arch corrugated structures including a first unit for making single-face corrugated members formed of a corrugated member and an attached liner and a second unit for combining one or more single-face corrugated structures into a double-face structure. The subject invention includes a novel mechanism for laminating one or more portion of the single-face or double-face corrugated structures and/or for impregnating one or more of the members of the such structures with an impregnating substance. The subject improvements also reside in a novel hold down roll construction to prevent wrinkling of the edge portions of web members used in the construction of corrugated panels.

597316

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