Method of making self-inflating air mattress

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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156245, 156285, 156292, 156286, 156300, 156311, 156182, 5420, 9 11A, 9 13, 428 71, 428 76, 428158, 428261, 428311, B29C 1704, B29C 1900, C09J 500, B32B 3100

Patent

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042617766

ABSTRACT:
Two sheets of an air impermeable plastic coated fabric are placed horizontally, with a core of a resilient open cell foam material positioned between the two sheets. Heated platens are applied to this layup, followed by applying a vacuum to the interior, cooling the assembly, and then moderately pressurizing the then bonded assembly.

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