Multiply corrugated wall construction

Stock material or miscellaneous articles – Structurally defined web or sheet – Including sheet or component perpendicular to plane of web...

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Details

220441, 229 35R, 229DIG2, 428186, B32B 2908

Patent

active

046632077

ABSTRACT:
A multiply corrugated paper wall construction having increased resistance to bowing or flexing under loads applied in a plane normal to the plane of the wall. The construction includes the provision of one or more rigid reinforcing members of elongated non-planar cross section implanted and glued into corresponding recesses in at least one of a plurality of laminae comprising the construction. In a preferred embodiment, the reinforcing member is of "T" shaped cross section with the leg of the "T" lying in a plane normal to the plane of the wall. A second embodiment, useful where greater strength is required, includes a reinforcing member having a "W" shaped cross section.

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