Mold for the production of flat moldings of curable casting resi

Details Mold for the production of flat moldings of curable casting resi Mold for the production of flat moldings of curable casting resi

1990-03-13

1991-10-01

Heitbrink, Timothy

Plastic article or earthenware shaping or treating: apparatus

Female mold and charger to supply fluent stock under...

With means between charger and mold to cut off flow of...

26432811, 425568, 425570, 425808, 425812, B29C 4523

Patent

active

050529161

ABSTRACT:
To extend the useful life of the elastic seal (6) which is arranged between a base plate (1) and a cover plate (2) of molds for the production of flat moldings of curable casting resins and through the passages (8) of which the mold cavity is charged with the casting resin melt and vented and to accelerate venting and filling, the passages (8) are in the form of fixed capillary tubes (9) which project partly into the seal (6) and which are each adjoined by a channel (10) opening into the mold cavity (3) and closure needles (13) insertable into the channels are provided.

REFERENCES:
patent: 3026573 (1962-03-01), Ciaio
patent: 4755131 (1988-07-01), Schmidt

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