APPARATS FOR EXTRUDING HOLLOW PRODUCTS Russian patent published in 1997 - IPC

Abstract RU 2096108 C1

FIELD: plastic metal working. SUBSTANCE: apparatus includes extruding die, movable mandrel, supporting sleeve and pushers rigidly joined with rod of plunger with possibility of engaging with product end. Supporting sleeve and mandrel connected to it are arranged in rod between die and plunger with possibility of freely moving along distance equal to length of pushers. EFFECT: improved design. 2 dwg

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RU 2 096 108 C1

Authors

Gajvoronskij A.T.

Sajranov S.A.

Rastikhin A.V.

Dates

1997-11-20—Published

1996-08-06—Filed