Adjustable sizing and forming die

Details Adjustable sizing and forming die Adjustable sizing and forming die

1987-12-15

1988-10-18

Chiesa, Richard L.

Plastic article or earthenware shaping or treating: apparatus

Distinct means to feed, support or manipulate preform stock...

Extrusion shaping means

264174, 264279, 425192R, 425466, B29C 4702

Patent

active

047783672

ABSTRACT:
A sizing and/or forming die is employed in the pultrusion of filament or fiber reinforced thermoplastic resins such as polycarbonates. The die is adjustable on-line to change the ratio of resin to reinforcement at will and without interrupting the production process.

REFERENCES:
patent: 3404433 (1968-10-01), Krutchen et al.
patent: 3694131 (1972-09-01), Stuart
patent: 3773449 (1973-11-01), Hager
patent: 4043720 (1977-08-01), Mercer
patent: 4081232 (1978-03-01), Pemberton et al.
patent: 4150929 (1979-04-01), Brandt
patent: 4312917 (1982-01-01), Hawley
patent: 4364722 (1982-12-01), Phipps
patent: 4668173 (1987-05-01), Garner et al.
patent: 4734240 (1988-03-01), Chung et al.

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