Upright injection-compression pressing machine for the manufactu

Details Upright injection-compression pressing machine for the manufactu Upright injection-compression pressing machine for the manufactu

1981-12-22

1984-01-24

Pavelko, Thomas P.

Plastic article or earthenware shaping or treating: apparatus

With safety feature

425568, 425569, 425810, 2643287, B29F 103

Patent

active

044273533

ABSTRACT:
An upright injection-compression pressing machine for the manufacture of information carrier discs, such as photograph records and video discs, has a mold clamper assembly including a pair of stamper bearing molds movable relative to each other in a vertical direction towards and away from each other, and an injector assembly mounted on the clamper assembly in alignment with the direction of the relative movement of the molds.

REFERENCES:
patent: 2657429 (1953-11-01), Faust
patent: 3196485 (1965-07-01), Battenfeld

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