Parison forming apparatus including core insert and parison tran

Details Parison forming apparatus including core insert and parison tran Parison forming apparatus including core insert and parison tran

1995-12-29

1998-06-09

Davis, Robert

Plastic article or earthenware shaping or treating: apparatus

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

Female mold type means

425525, 425533, 425534, 264537, B29C 4514, B29C 4906, B29C 4922

Patent

active

057629706

ABSTRACT:
A parison forming apparatus excellent in working efficiency and a parison forming method are provided. A moving plate which possesses core feed rows composed of multiple core receiving holders for feeding the multiple heat resistant resin cores to the mold device, and parison takeout rows composed of multiple parison receiving holders for taking out and receiving already formed multiple parisons from the mold device, being formed at a distance of a specific pitch interval from the core feed rows, and feeds the heat resistant resin cores from the core feed rows into the mold device which is empty after the parisons are taken out.

REFERENCES:
patent: 4040233 (1977-08-01), Valyi
patent: 4285657 (1981-08-01), Ryder
patent: 4293520 (1981-10-01), Akutsu
patent: 4342799 (1982-08-01), Schwochert
patent: 4507258 (1985-03-01), Aoki
patent: 4715504 (1987-12-01), Chang et al.
patent: 4988472 (1991-01-01), Orimoto et al.
patent: 5447766 (1995-09-01), Orimoto et al.
patent: 5527173 (1996-06-01), Miller et al.

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