B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
26/199, 18/641
B29C 67/20 (2006.01) B29C 44/14 (2006.01) B29C 51/04 (2006.01) B29C 51/10 (2006.01)
Patent
CA 1274078
APPARATUS FOR THE PRODUCTION OF BACK-FOAMED CUSHIONS ABSTRACT OF THE DISCLOSURE The present invention is directed to an apparatus for the production of back-foamed cushions from cover materials and foam, comprising: (i) a mold comprising an upper mold half and a lower mold half, said lower mold half defining a cavity, the inside surface of which is capable of being covered by said cover material, (ii) a mix head associated with said mold, said mix head capable of introducing foam materials and/or reactants into said mold cavity, (iii) an upper ram provided above the lower mold half, and comprising several segments with contact pressure surfaces, which segments are mounted to be displaceable in guide bores of a supporting frame and wherein springs are associated with said segments, said springs acting on said segments in the direction of said mold cavity, and wherein when said upper ram is in the position of rest, the various contact pressure surfaces are located at different distances from the bottom of said mold cavity, and (iv) wherein said lower mold half is movable towards and away from said upper ram and/or said upper ram is movable towards and away from said lower mold half.
547202
Mollmann Gunter
Onnenberg Volker
Aktiengesellschaft Bayer
Mollmann Gunter
Onnenberg Volker
Swabey Ogilvy Renault
LandOfFree
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