Method and apparatus for producing a seat cushion

Details Method and apparatus for producing a seat cushion Method and apparatus for producing a seat cushion

B - Operations, Transporting

32

B

18/646

B32B 5/18 (2006.01) B29C 44/08 (2006.01) B29C 33/30 (2006.01)

Patent

CA 1276762

ABSTRACT Method for producing a seat cushion made of foamed materials of different hardness comprising automatically pouring foamable liquid compounds for forming foamed materials of different hardness by turns by means of pouring heads into a mold comprising a lower mold, a plurarity of upper molds equipped with the periphery of the lower mold and a heating element by which the mold is heated to a temperature in the range of 50°C - 100°C and forming foamed materials in a laminated structure, wherein a foamable liquid compound poured onto a foamable liquid compound already poured is poured immediately before or after the end of tack-free time of the foamable liquid compound already poured.

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