Method for the production of a foam cushion with a covering

Details Method for the production of a foam cushion with a covering Method for the production of a foam cushion with a covering

1973-10-04

1976-03-09

Anderson, Philip

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264 468, 264 90, 264257, 425388, 425817R, B29D 2704

Patent

active

039432157

ABSTRACT:
A foam cushion with a covering of an elastic textile sheet structure is produced in a vacuum deep-draw mould by holding the sheet structure down during the suction cycle with a hold-down plate, but allowing it to slip through locally.

REFERENCES:
patent: 2240581 (1941-05-01), Seward et al.
patent: 3249486 (1966-05-01), Voisinet et al.
patent: 3258511 (1966-06-01), McGregor
patent: 3327029 (1967-06-01), Pincus et al.
patent: 3349153 (1967-10-01), Beck
patent: 3390214 (1968-06-01), Woods
patent: 3431331 (1969-03-01), Pincus et al.
patent: 3435102 (1969-03-01), Sullhofer
patent: 3505436 (1970-04-01), Krug et al.
patent: 3754064 (1973-08-01), Snelling et al.
DeVries, Louis and Theo M. Herrmann, "German-English Technical and Engineering Dictionary," Second Edition, Completely Revised and Enlarged, New York, McGraw-Hill, c1966, pp. 521 and 858.

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