Plastic article or earthenware shaping or treating: apparatus – Means feeding fluent stock from plural sources to common... – Extrusion shaping means
Patent
1976-05-18
1978-03-07
Lazarus, Richard B.
Plastic article or earthenware shaping or treating: apparatus
Means feeding fluent stock from plural sources to common...
Extrusion shaping means
425462, 264 75, B29F 312
Patent
active
040777537
ABSTRACT:
This application discloses a marbleized soap bar plodder comprising a multi-thread extruding screw, each of the threads of which extrudes a different colored soap material, and a means for closing one or more of the thread grooves of said extruding screw, wherein said closure means is not fixed to the screw.
REFERENCES:
patent: 2803041 (1957-08-01), Hill et al.
patent: 3256562 (1966-06-01), Heard, Jr.
patent: 3268970 (1966-08-01), Kelley et al.
patent: 3947169 (1976-03-01), Wolff et al.
Ideal Soap Co.
Kimmelman Nelson E.
Lazarus Richard B.
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