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
Patent
1974-03-28
1976-02-17
Spicer, Jr., Robert L.
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
425197, 425199, 425198, 425376, 4253822, B29B 502
Patent
active
039389243
ABSTRACT:
An apparatus for the continuous filtration and flow of molten thermoplastic polymer from a melt source to a shaping apparatus. The apparatus is characterized by the employment of a melt reservoir whose level is regulated by a level control means. Melt flow to the shaping apparatus is regulated by the level control means which controls the flow rate from the melt source as a function of the level in the melt reservoir.
REFERENCES:
patent: 2437703 (1948-03-01), Moncrieff
patent: 3012373 (1961-12-01), Willis
patent: 3551943 (1971-01-01), Staton et al.
patent: 3715416 (1973-02-01), Campbell et al.
Abella Richard M.
Dodson Keith D.
Richardson Jerry G.
Bressler Marvin
Celanese Corporation
Grim Linn I.
Morgan Thomas J.
Spicer, Jr. Robert L.
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