CASTING MOLD FOR MANUFACTURING THE POLYMERIC ARTICLES Russian patent published in 1995 - IPC

Abstract RU 2046717 C1

FIELD: metallurgy. SUBSTANCE: casting mold for manufacturing the polymeric articles has die 2, punch 4 ejecting the system with pushers 10 and mechanism for releasing the undercuttings with gate valve 7 and insertion 5. Gate valve 7 is fixed in the ejecting system for the constant interaction with insertion 5. Die 2 is made immovable. EFFECT: enhanced quality of manufacturing the polymeric articles. 2 dwg

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RU 2 046 717 C1

Authors

Krasavina S.G.

Dates

1995-10-27—Published

1993-04-08—Filed