Moulding machines

Details Moulding machines Moulding machines

1983-06-21

1985-06-04

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Including ventilating type hood or chamber encasing a...

425420, 425546, B29C 300

Patent

active

045211728

ABSTRACT:
A moulding machine is provided with door means which are operable to define with external frame members of the machine a closed, air-tight chamber enclosing the moulding area of the machine. The frame members and/or spaces between them (other than a space which is in use closed by the door means) are rendered air-tight, if necessary.

REFERENCES:
patent: 3267517 (1966-08-01), Altermatt
patent: 4028042 (1977-06-01), Goodfellow et al.
patent: 4053266 (1977-10-01), Friedrichs et al.
patent: 4417864 (1983-11-01), Shigeo et al.

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