Method for injection blow molding

Details Method for injection blow molding Method for injection blow molding

1979-05-25

1981-01-13

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Treating shaped or solid article

By a temperature change

264 28, 264528, 425526, 425535, B29C 2500, B29C 1707

Patent

active

042449138

ABSTRACT:
A novel procedure for circulating blowing air through an injection blow molded article during the blow cooling cycle of an injection molding process is described. The technique involves the use of a new core rod assembly which permits internal circulation of cool air during the blow cooling cycle of the process.

REFERENCES:
patent: 3305890 (1967-02-01), Senior et al.
patent: 3937610 (1976-02-01), Farrell
patent: 4091059 (1978-05-01), Ryder
patent: 4150689 (1979-04-01), Britten

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