Moulded light-weight framed panel

Details Moulded light-weight framed panel Moulded light-weight framed panel

1977-07-21

1978-10-10

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including fastener for attaching to external surface

296137A, 428 71, 428 77, 428160, 428315, B32B 306, B32B 326

Patent

active

041197496

ABSTRACT:
The disclosure is of a moulded light-weight panel and its manufacture, the panel comprising sheets of foamed material and cardboard, which may be corrugated, impregnated with a solution of elastomer which becomes polymerized to bond all the components of the panel together in a mould. Reinforcing and fastening elements may be incorporated in the panel.

REFERENCES:
patent: 3647588 (1972-03-01), Greig
patent: 3856611 (1974-12-01), Markley
patent: 3867240 (1975-02-01), Doerfling
patent: 4005239 (1977-01-01), Davis et al.
patent: 4020207 (1977-04-01), Alfter et al.
patent: 4042751 (1977-08-01), Roth

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