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2 023 132

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IPC

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Application

4947214/03, 1991-06-19

(22)

Actual filing date

1991-06-19

(45)

Published

1994-11-15

(72)

Inventor

Konanykhin V.A.Makarenko M.B.Vasil'Kov V.K.Konanykhin A.I.Doroguntsov V.V.Belousov A.Ja.

(73)

Holder

Vostochnyj Nauchno-Issledovatel'Skij Gornorudnyj Institut

INERTIAL REAMER Russian patent published in 1994 - IPC

Abstract RU 2023132 C1

FIELD: mining reaming of holes of diverse application. SUBSTANCE: reamer has rotary drive with spindle and working members with rock cutting members attached to body. To enhance efficiency the reamer is provided with flexible member secured to spindle and additional bodies with operating members and signalling circuit having contacts arranged in tiers on flexible member. Immovable contacts are located on bodies and movable contacts on the working members made in form of rods with roller cutters installed on them. EFFECT: higher efficiency. 2 dwg

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RU 2 023 132 C1

Authors

Konanykhin V.A.

Makarenko M.B.

Vasil'Kov V.K.

Konanykhin A.I.

Doroguntsov V.V.

Belousov A.Ja.

Dates

1994-11-15—Published

1991-06-19—Filed

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