Molding of elongate plastic cylinders

Details Molding of elongate plastic cylinders Molding of elongate plastic cylinders

1986-09-03

1988-02-23

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

425556, 425573, B29C 4527

Patent

active

047269251

ABSTRACT:
An elongate plastic cylindrical product is molded in one piece including a nozzle extending from an end wall, the flow of plastic being achieved by injecting plastic adjacent the desired end wall so that the plastic flows in one direction to form a cylindrical portion and in another direction to form the end wall and nozzle.

REFERENCES:
patent: 2330369 (1943-09-01), Marsh
patent: 2453739 (1948-11-01), Bates
patent: 2799435 (1957-07-01), Abplanalp
patent: 3211347 (1965-10-01), Phillips
patent: 3310621 (1967-03-01), Valvi
patent: 3572424 (1971-03-01), Byrne
patent: 4017582 (1977-04-01), Naumann
patent: 4069091 (1978-01-01), van Manen
patent: 4111622 (1978-09-01), Sutch
patent: 4277435 (1981-07-01), Allen
patent: 4289726 (1981-09-01), Potoczky

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