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(19)

RU

(11)

2 087 754

(13)

C1

(51)

IPC

(21) (22)

Application

94036864/06, 1994-09-30

(22)

Actual filing date

1994-09-30

(45)

Published

1997-08-20

(72)

Inventor

Kadushin P.I.

(73)

Holder

Aktsionernoe Obshchestvo Mashinostroitel'Nyj Zavod"

HYDRAULIC DRIVE Russian patent published in 1997 - IPC

Abstract RU 2087754 C1

FIELD: mining. SUBSTANCE: hydraulic drive has hydraulic motor whose spaces are connected with source and drain, hydraulically controlled valving member, safety valve, and hydraulic accumulator. The drive is provided with heading valve and OR valve mounted in the delivery hydraulic line between the pump and hydraulic distributor. The second inlet of the hydraulic distributor is connected to the hydraulic accumulator connected with the inlet of the safety valve through the heading valve. EFFECT: improved design. 1 dwg

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RU 2 087 754 C1

Authors

Kadushin P.I.

Dates

1997-08-20—Published

1994-09-30—Filed

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