Container molding apparatus

Details Container molding apparatus Container molding apparatus

B - Operations, Transporting

29

C

18/1069

B29C 51/34 (2006.01)

Patent

CA 1060175

CONTAINER MOLDING APPARATUS ABSTRACT OF THE DISCLOSURE Mold apparatus for vacuum forming sheet material, especially sheet plastic, including withdrawable projections which project into the mold cavities to form depressions or projections in the resulting molded item and are withdrawable to allow removal of the molded item. Sealing means, such as an "O" ring, on each projection, are included to prevent loss of vacuum through the mold walls around the projections. Counter-rotational camming means are provided for simultaneously projecting or with- drawing a plurality of the said projections either on one mold or on adjacent molds. -1-

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