Method for producing a thermoplastic container

Details Method for producing a thermoplastic container Method for producing a thermoplastic container

1997-09-02

2000-10-10

Silbaugh, Jan H.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

1563086, 264537, 425525, 425533, B29C 4906

Patent

active

061298034

ABSTRACT:
A method of making an open mouth vessel with undercuts on the inside including the method steps of injection molding a cylindrical shape preform having a closed bottom and open mouth top with a lip therearound including a pouring spout in the lip; placing the preform in its molten state in a split blow mold, which mold supports and retains the bottom, lip and pouring spout in its original shape and pressurizing the preform to blow-form the cylindrical wall to the shape of the blow form mold.

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patent: 4989757 (1991-02-01), Krall
patent: 5108808 (1992-04-01), Johnson
patent: 5215794 (1993-06-01), Johnson

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