TOOL FOR MANDRELLING OPENINGS Russian patent published in 1997 - IPC

Abstract RU 2072277 C1

FIELD: mechanical engineering. SUBSTANCE: tool has cone 2 provided with cylindrical collar 3. Cone 2 has grooves 4 inclined to each other. From the side opposite to the line of tops of angles 5 of grooves 4 are flats on cone 2. The flats are symmetrical with respect to the axis of the cone and define belt 7 between then that is a part of the surface forming the cone. EFFECT: improved design. 3 dwg

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RU 2 072 277 C1

Authors

Kovalenko Ju.K.

Trinev V.A.

Dates

1997-01-27—Published

1993-07-01—Filed