Apparatus for the production of shaped strands of thermoplastic

Details Apparatus for the production of shaped strands of thermoplastic Apparatus for the production of shaped strands of thermoplastic

1977-12-29

1979-10-16

Lake, Roy

Plastic article or earthenware shaping or treating: apparatus

Including means advancing continuous length work through...

264 407, 425140, 425144, 425145, 425325, 425376A, 425377, 425404, 425466, 425817C, B29D 2304

Patent

active

041711939

ABSTRACT:
A metering pump whose speed is controlled in accordance with product data is provided between an extrusion press and the extrusion die. The speed of the worm is controlled by a pressure/speed regulator and the temperature at the outlet side of the press is maintained constant within .+-.10.degree. C.

REFERENCES:
patent: 2162482 (1939-06-01), Hanna
patent: 3078513 (1963-02-01), Levison et al.
patent: 3148231 (1964-09-01), Spencer
patent: 3265786 (1966-08-01), Voelker
patent: 3890078 (1975-06-01), Straumanis

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