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2 074 320

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C1

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IPC

(21) (22)

Application

5046399/03, 1992-04-20

(22)

Actual filing date

1992-04-20

(45)

Published

1997-02-27

(72)

Inventor

Zhurilov Ju.G.Makarov N.I.Trubnikov V.P.Ivanov L.M.Popov V.M.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa

POWERED SUPPORT HYDRAULIC DISTRIBUTOR Russian patent published in 1997 - IPC

Abstract RU 2074320 C1

FIELD: mining. SUBSTANCE: powered support hydraulic distributor has a body with rotary slide valve installed in its bore. Inlet distributing sleeve and return valve are placed in the slide valve. There is also a lid installed on the tail of rotary slide valve. Through hole in the handle is of larger diameter than that in the axle. Return valve is closed due to pressing the handle against the push member face by a spring. The axle is placed in the hooey with maximum eccentricity. Handle hole diameter is equal to that in the axle, and lid hooey diameter is larger than that in the axle. EFFECT: higher reliability. 3 dwg

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RU 2 074 320 C1

Authors

Zhurilov Ju.G.

Makarov N.I.

Trubnikov V.P.

Ivanov L.M.

Popov V.M.

Dates

1997-02-27—Published

1992-04-20—Filed

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