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2 018 586

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C1

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IPC

(21) (22)

Application

4943371/03, 1991-05-12

(22)

Actual filing date

1991-05-12

(45)

Published

1994-08-30

(72)

Inventor

Pivovar P.N.Semenenko I.A.Zakharov B.N.Khanokh P.M.Slidenko V.M.

(73)

Holder

Aktsionernoe Obshchestvo Po Proizvodstvu Ehkskavatorov

HYDRAULIC DRIVE OF SWING MECHANISM Russian patent published in 1994 - IPC

Abstract RU 2018586 C1

FIELD: earth-moving and hoisting machines. SUBSTANCE: hydraulic drive has double-acting cylinder whose head ends are communicated with control distributor through system of check and overflow valves, rod-rack pinion, body whose cylinder accommodates connecting rod and piston forming, together with cylinder, end hollow which during working stroke communicates with respective end of double-acting cylinder through OR member. EFFECT: higher efficiency. 1 dwg

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RU 2 018 586 C1

Authors

Pivovar P.N.

Semenenko I.A.

Zakharov B.N.

Khanokh P.M.

Slidenko V.M.

Dates

1994-08-30—Published

1991-05-12—Filed

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