Method of making a foamed seat or cushion having integral fasten

Details Method of making a foamed seat or cushion having integral fasten Method of making a foamed seat or cushion having integral fasten

1985-06-14

1987-06-16

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264275, 425DIG33, B29C 6718

Patent

active

046735429

ABSTRACT:
A method for integrally forming in place on an exterior side of a foam seat or backrest cushion a hook or loop strip fastener. The method includes (1) providing a mold which defines a cavity in the shape of the cushion and with its member defining the exterior of the cushion being provided with an elongated recess whose bottom overlies an elongated magnet located in the mold, (2) providing an elongated fastener strip assembly comprising a thin plastic liner, a fastener strip having integral hook or loop fasteners facing toward the liner, an elongated steel strip located on the back side of the fastener strip, and a cloth backing strip whose side edges are adhesively secured to adjacent side edges of the liner to encapsulate the fastener strip and steel strip between the cloth backing and liner, (3) placing and laying the elongated fastener strip assembly liner side down into the recess of the mold so that the steel strip overlies the magnet whereby the latter by magnetic attraction holds the fastener strip assembly in place in the mold, (4) adding foam material to the mold whereby the cloth backing strip of the fastener assembly will be integrally secured to the foam cushion during the molding operation, and (5) opening the mold to remove the foam cushion and with the fastener strip assembly being secured thereto liner side up.

REFERENCES:
patent: 3248758 (1966-05-01), Schmitz et al.

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