Method for processing parisons

Details Method for processing parisons Method for processing parisons

1978-12-12

1980-12-30

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Differential temperature conditioning

264521, 264532, 264537, 425526, 425533, B29C 1707

Patent

active

042423007

ABSTRACT:
Disclosure teaches a method for rapid processing parisons, especially a method for maintaining a relatively elevated inside temperature of said parison at the time of its removal from the parison mold characterized by removing the core from the parison while confining it on its outside and while maintaining a positive fluid pressure on the inside of the parison whereby a neck mold may be kept in engagement with the parison.

REFERENCES:
patent: 2262612 (1941-11-01), Kopitke
patent: 3776991 (1973-12-01), Marcus
patent: 3944643 (1976-03-01), Sato et al.
patent: 3979491 (1976-09-01), Zavasnik
patent: 4044086 (1977-08-01), McChesney et al.
patent: 4151247 (1979-04-01), Hafele

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