Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Forming plural articles
Patent
1988-01-29
1989-09-19
Heitbrink, Jill L.
Plastic and nonmetallic article shaping or treating: processes
Mechanical shaping or molding to form or reform shaped article
Forming plural articles
2643288, 26432813, 264334, 425557, 425588, 425595, B29C 4512
Patent
active
048679380
ABSTRACT:
An injection molding machine and method of operation having a plurality of accessory arrangements for molding a plurality of piece parts in efficient overlapping time cycle using primary and secondary molten plastic injection units, primary and secondary clamping units, a plurality of injection units in various arrays including molding piece parts in reverse or uniform orientation.
REFERENCES:
patent: 3417433 (1968-12-01), Teraoka
patent: 4146600 (1979-03-01), Elly et al.
patent: 4242073 (1980-12-01), Tsuchiya et al.
patent: 4400341 (1983-08-01), Sorensen
patent: 4571320 (1986-02-01), Walker
patent: 4732554 (1988-03-01), Hellmann
patent: 4734243 (1988-03-01), Kohama et al.
Brown Paul P.
Schad Robert D.
Heitbrink Jill L.
Husky Injection Molding Systems Ltd.
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