Mold core member for use in a mold unit for injection molding a

Details Mold core member for use in a mold unit for injection molding a Mold core member for use in a mold unit for injection molding a

1982-09-20

1986-08-05

Silbaugh, Jan

Static molds

Container-type molding device

And an inner removable core to form recess or opening

215 1C, 249175, 264523, 264537, 425533, 425577, 428 35, B29C 4503, B29C 4906

Patent

active

046038310

ABSTRACT:
A method and apparatus for the forming of a champagne bottom plastic bottle wherein the bottom is reinforced by internal radiating ribs which are formed by solid material. The bottle is formed in the customary manner by utilizing a preform which has molded on the inner surface thereof longitudinal ribs. The preform is formed by conventional injection molding equipment which has been modified only to form along the lower part of the customary core member longitudinally extending rib forming grooves.

REFERENCES:
patent: 3900120 (1975-08-01), Sincock
patent: 3961113 (1976-06-01), Marco
patent: 4005245 (1977-01-01), Edwards
patent: 4151249 (1979-04-01), Lee
patent: 4170622 (1979-10-01), Uhlig

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