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2 011 747

(13)

C1

(51)

IPC

(21) (22)

Application

5020573/33, 1991-06-22

(22)

Actual filing date

1991-06-22

(45)

Published

1994-04-30

(72)

Inventor

Lugachev V.G.Kulakov G.I.

(73)

Holder

Institut Gornogo Dela So Ran

GRIP FOR PNEUMATIC HAMMER FOR DRIVING SHEET PILES Russian patent published in 1994 - IPC

Abstract RU 2011747 C1

FIELD: construction; connection of percussive pneumatic machine with sheet pile in course of its driving into ground. SUBSTANCE: grip has two web with transverse holes through which a wedge is passed in form of coupling bolt with wedge-like flat bevel on its body found in web holes. Web bases are made on outer perimeter with shoulders and flange is composed of shaped and flat members between which web shoulders are clamped. Shaped flange is of U-shaped section. EFFECT: higher efficiency. 2 cl, 3 dwg

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RU 2 011 747 C1

Authors

Lugachev V.G.

Kulakov G.I.

Dates

1994-04-30—Published

1991-06-22—Filed

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