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2 101 165

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IPC

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Application

96112398/02, 1996-06-25

(22)

Actual filing date

1996-06-25

(45)

Published

1998-01-10

(72)

Inventor

Truskovskij V.I.Barkov L.A.Pavlov V.A.Djatlov V.N.Chaplygin B.A.

(73)

Holder

Aktsionernoe Obshchestvo Zakrytogo Tipa

DEVICE FOR CUTTING-OUT OF ABRASIVE CIRCULAR BLANKS USING VULCANITE BINDER Russian patent published in 1998 - IPC

Abstract RU 2101165 C1

FIELD: mechanical engineering. SUBSTANCE: cutting members of device are made in the form of upper hollow punch and die consisting of base with ring. Lower cylindrical punch is positioned inside the latter with formation of circular cavity. Upper punch has flat working face and cutting edge on cylinder. Internal diameter of die ring corresponds to external diameter of blank, and external diameter of lower punch, to diameter of upper punch cavity and to internal diameter of blank. Chamfers are made on face working surfaces of ring and lower punch. Lower punch height exceeds height of ring by blank height. Cut-out blank pusher is positioned in circular cavity of die. Its auxiliary function is to fix blank. External waste remover is installed on upper punch. EFFECT: enhanced cutting-out process. 2 dwg

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RU 2 101 165 C1

Authors

Truskovskij V.I.

Barkov L.A.

Pavlov V.A.

Djatlov V.N.

Chaplygin B.A.

Dates

1998-01-10—Published

1996-06-25—Filed

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