Moulding machine

Details Moulding machine Moulding machine

1978-10-13

1980-05-27

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

With means cleaning and purifying atmosphere surrounding...

425153, 425DIG45, 425DIG60, B30B 1500

Patent

active

042048222

ABSTRACT:
A compression moulding press has fixed and moving tool portions, a shroud mounted for sliding movement around and in sealing relation to one of said tool portions towards and into sealing engagement with the other tool portion so as to define with said tool portions a substantially closed chamber enclosing a moulding tool associated with said tool portions, together with actuating means operable to slide said shroud into said sealing engagement and means operable to at least partially evacuate said closed chamber when so defined.

REFERENCES:
patent: 2415462 (1947-02-01), Chevy et al.
patent: 2876492 (1959-03-01), Frieder
patent: 3029469 (1962-04-01), Moore et al.
patent: 3089188 (1963-05-01), Hoffmann
patent: 3103698 (1963-09-01), Wollett
patent: 3267517 (1966-08-01), Altermott
patent: 3386133 (1968-06-01), Weiner
patent: 3997286 (1976-12-01), Gabrys
patent: 3999922 (1976-12-01), Shimada

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