Apparatus for covering at least two cores with the same jacketin

Details Apparatus for covering at least two cores with the same jacketin Apparatus for covering at least two cores with the same jacketin

1992-03-06

1993-10-05

Thurlow, Jeffery

Plastic article or earthenware shaping or treating: apparatus

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

Extrusion shaping means

264 407, 264174, 425146, 425192R, 4253781, 425382R, 425464, B29C 4728

Patent

active

052499456

ABSTRACT:
A plurality of cores are covered with the same jacketing material by passing the cores through respective dies of a plate, while flowing the jacketing material through sub-channels in the plate and into coating relationship with the cores. Any of the sub-channels can be shut off by diverting the jacketing material a flow diverting path without affecting the flow in the other sub-channels.

REFERENCES:
patent: 3046602 (1962-07-01), Houvener
patent: 3589163 (1971-06-01), Byrne et al.
patent: 4122145 (1978-10-01), Hartmann
patent: 4134715 (1979-01-01), Cueto
patent: 4182601 (1980-01-01), Hill
patent: 4609515 (1986-09-01), Smyth
patent: 4699579 (1987-10-01), Bourdon et al.
patent: 4761129 (1988-08-01), Aste et al.
patent: 4864964 (1989-09-01), Hilakos
patent: 4902453 (1990-02-01), Okura et al.

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