Method for forming a cushion

Details Method for forming a cushion Method for forming a cushion

1996-09-03

1997-11-11

Kuhns, Allan R.

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

Flash or sprue removal type

264313, 264321, 156212, 156216, B29C 4304, B29C 4318, B29C 4320

Patent

active

056860358

ABSTRACT:
A seat cushion mold with an elastic member and method provide the manufacture of an improved seat cushion for use in upholstered chairs or the like having a smooth, uniform shape without unsightly underlines. A thick, resilient foam block is positioned on a rigid planer base and is urged into the mold whereby a thin foam cover layer is adhered to the outer edges of the planar base to produce a precisely contoured cushion which can be upholstered and fitted to a chair frame.

REFERENCES:
patent: 3146143 (1964-08-01), Bolesky et al.
patent: 4102975 (1978-07-01), Doerer
patent: 5238514 (1993-08-01), Tornero
patent: 5407510 (1995-04-01), Marfilius et al.
patent: 5425836 (1995-06-01), Shimada et al.
patent: 5562873 (1996-10-01), Tornero

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