Method of plasticizing molding material and apparatus therefor

Details Method of plasticizing molding material and apparatus therefor Method of plasticizing molding material and apparatus therefor

1992-01-15

1993-04-13

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

264 69, 264 70, 264349, 2643281, 3661272, 4251742, B29B 1308

Patent

active

052020665

ABSTRACT:
Disclosed is a plasticization method in which a molding material is supplied to a cylinder having a built-in screw to plasticize the molding material, and further, at least one of the cylinder and the screw is resonated to carry out the plasticization of the molding material. Also disclosed is a plasticization method in which the cylinder is vibrated by progressive waves to plasticize the molding material, and an apparatus able to carry out these plasticization methods.

REFERENCES:
patent: 2802237 (1957-08-01), Davis
patent: 3233012 (1966-02-01), Bodine, Jr.
patent: 3239881 (1966-03-01), Larson
patent: 3285442 (1966-11-01), Tigner
patent: 3392224 (1968-07-01), Archer
patent: 3523147 (1970-08-01), Hold et al.
patent: 3619429 (1971-11-01), Torigai et al.
patent: 3663668 (1972-05-01), Fairbanks
patent: 4793954 (1988-12-01), Lee et al.

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