Mold method and apparatus for plastic shells

Details Mold method and apparatus for plastic shells Mold method and apparatus for plastic shells

B - Operations, Transporting

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18/1103

B29C 41/08 (2006.01) B29C 33/36 (2006.01) B29C 41/04 (2006.01) B29C 41/18 (2006.01) B29C 41/22 (2006.01) B29C 41/36 (2006.01) B29C 41/46 (2006.01)

Patent

CA 1278410

MOLD METHOD AND APPARATUS FOR PLASTIC SHELLS ABSTRACT OF THE DISCLOSURE Apparatus and a process for manufacturing thin walled hollow plastic shells for parts such as automobile door panels, controls and instrument panels from dry thermo- plastic powders includes a plurality of powder boxes and an open-ended heated mold. Each charge box is carried by an indexable carousel which has a drive motor controlled by a programmable controller to position the carousel to off-load a given color to a powder casting mold carrier which is associated with means for sequentially and continuously 1) preheating a mold; 2) dumping powder from an off-loaded color box into a heated mold; 3) curing the cast powder in the mold; 4) cooling the mold; and 5) stripping the part from the mold.

512803

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