DIE SET FOR PRESSING OUT HOLLOW PARTS Russian patent published in 1997 - IPC

Abstract RU 2082532 C1

FIELD: plastic metal working. SUBSTANCE: die set includes punch, die, spring-loaded casing arranged in die with possibility of independent rotation, knocking out member rigidly joined with die and having recesses. Punch and die are mutually connected by screw-nut pair. EFFECT: improved design. 2 dwg

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RU 2 082 532 C1

Authors

Sergeev Mikhail Ksenofontovich

Mikhalenko Fedor Pavlovich

Dates

1997-06-27—Published

1994-03-05—Filed