Method for in mold trimming

Details Method for in mold trimming Method for in mold trimming

1997-07-14

1999-06-08

Timm, Catherine

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Including application of internal fluid pressure to hollow...

B29C 4950

Patent

active

059102837

ABSTRACT:
A method of trimming blow-molded products while in the mold including the steps of placing a parison between a mold having two mold halves, moving the two mold halves to form a cavity and close a portion of the parison, pressurizing the inside of the parison to produce a product and trimming a portion of the product while it is in the mold by moving a cutter across the cavity and across the portion of the product to be cut. The mold halves are then separated and the product is removed therefrom.

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patent: 5480607 (1996-01-01), Hobson

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