Extruder and roll die apparatus

Details Extruder and roll die apparatus Extruder and roll die apparatus

1974-11-18

1976-03-30

Annear, R. Spencer

Plastic article or earthenware shaping or treating: apparatus

Control means responsive to or actuated by means sensing or...

Feed control of material en route to shaping area

425327, 425381, 425466, 425376, B29C 306

Patent

active

039472019

ABSTRACT:
Plastic extruding and roll forming apparatus having a connecting passage at least partially formed by a plate which is swingable between open and closed position to conduct material from an extruder to forming rolls and to provide access and/or to release excess material in the passage. The extrusion and forming rates are controlled by the movement of the plate.

REFERENCES:
patent: 3274645 (1966-09-01), Chase
patent: 3359597 (1967-12-01), Bainton
patent: 3482279 (1969-12-01), Anders et al.
patent: 3535738 (1970-10-01), Vossen
patent: 3540094 (1970-11-01), Janssen
patent: 3543333 (1970-12-01), Anders et al.
patent: 3694120 (1972-09-01), Walton

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