B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 5/32 (2006.01) B32B 3/24 (2006.01) B32B 3/30 (2006.01) B32B 7/02 (2006.01) B62D 29/00 (2006.01)
Patent
CA 2324074
A tri-laminate body panel stiffener (4) includes two polymer layers (5, 6) with or without abacking (7). One of the layers is a compliant foam layer (5) mounted against a substrate (1) while the other layer is a rigid foam layer (6) mounted against the compliant foam layer (5). In another aspect of the invention the laminate comprises a backing member having an expandable foam mounted thereto with two or more edges of the laminate being of non-straight construction such as being wavy or saw tooth. A pattern of holes may be formed through the foam and backing layers.
L'invention concerne un raidisseur (4) de panneau de carrosserie tri-stratifié comportant deux couches polymères (5, 6) avec ou sans support (7). Une des couches est une couche de mousse souple (5) plaquée contre un substrat (1), l'autre couche étant une couche de mousse rigide (6) plaquée contre la couche de mousse souple (5). Dans un autre aspect de l'invention, le stratifié comporte un élément de support avec une mousse expansible plaquée contre celui-ci, au moins deux bords du stratifié étant de construction non droite, à savoir ondulée ou en dents de scie. On peut former dans les couches de mousse et de support un motif d'orifices.
Henkel Corporation
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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