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(19)

RU

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2 072 018

(13)

C1

(51)

IPC

(21) (22)

Application

5057208/03, 1992-05-28

(22)

Actual filing date

1992-05-28

(45)

Published

1997-01-20

(72)

Inventor

Odintsov L.A.Kumylganov A.S.Kul'Gil'Din S.G.Sammatov R.L.

(73)

Holder

Institut Problem Transporta Ehnergoresursov

UNDERMINING BUCKET OF A SHOVEL Russian patent published in 1997 - IPC

Abstract RU 2072018 C1

FIELD: road building machines. SUBSTANCE: undermining bucket of a shovel has a body with bottom, cutting members, side walls with windows, side telescopic lean-tos driven by power hydraulic cylinders, pull members. The lean-tos are single-leveler include the base and cutting members, hinged to the body so as to be revolved. The pull members are hinged to body side walls and to lean-to cutting parts. Power hydraulic cylinders of the drive are installed on the lean-tos in the plane of cutting parts movement and secured with one ends to the bases, and with another ones to the cutting parts of the lean-tos. EFFECT: higher productivity. 2 dwg

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RU 2 072 018 C1

Authors

Odintsov L.A.

Kumylganov A.S.

Kul'Gil'Din S.G.

Sammatov R.L.

Dates

1997-01-20—Published

1992-05-28—Filed

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