Molding machine

B - Operations – Transporting – 29 – C

Patent

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Details

B29C 45/47 (2006.01) B29C 45/60 (2006.01)

Patent

CA 2064329

28 ABSTRACT OF THE DISCLOSURE A molding machine is equipped with a screw which is intermittently and/or periodically rotatable to plasticate a resin. The screw is a barrier flight screw having a main flight and an auxiliary flight. The main flight and auxiliary flight define a melt channel and a solid channel. The depth of the latter is deeper than 50% of the former.

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