Molder for molding double-layered preforms in an injection, stre

Details Molder for molding double-layered preforms in an injection, stre Molder for molding double-layered preforms in an injection, stre

1986-08-29

1988-05-17

Silbaugh, Jan H.

Plastic article or earthenware shaping or treating: apparatus

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

Female mold type means

425112, 4251291, 425523, 425533, 425534, 425540, 425577, 425588, 264513, B29C 4516

Patent

active

047447427

ABSTRACT:
A molder for molding double-layered preforms in an injection, stretching and blow molding machine wherein a plurality of neck molds which also serve as a member for holding preforms and molded articles are mounted at given intervals on the undersurface of a transferring platen provided above a machine base and which is intermittently rotated so that the neck molds can be opened and closed, and devices required from injection molding of preforms to stretching and blow molding are disposed at stopping positions of said neck molds.

REFERENCES:
patent: 3850562 (1974-11-01), Takeughi et al.
patent: 4105391 (1978-08-01), Aoki
patent: 4321029 (1982-03-01), Aoki
patent: 4422843 (1983-12-01), Aoki
patent: 4457689 (1984-07-01), Aoki

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