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2 139 453

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C1

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IPC

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Application

98109077/06, 1998-05-14

(24)

Start date

1998-05-14

(22)

Actual filing date

1998-05-14

(45)

Published

1999-10-10

(72)

Inventor

Usakovskij V.M.Korolev V.A.Metlov G.N.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Ehlektrifikatsii Sel'Skogo Khozjajstva

VIBRATION PUMP Russian patent published in 1999 - IPC

Abstract RU 2139453 C1

FIELD: raising liquids from wells, pits and other basins. SUBSTANCE: vibration pump is provided with through axial hole along axis of rod. Working valve is fitted in rod on side of rear cover forming hydraulic chamber of varying volume between valve and front cover. Removal of heat during operation of pump is effected externally and internally which increases service life of pump. EFFECT: increased service life of pump. 1 dwg

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RU 2 139 453 C1

Authors

Usakovskij V.M.

Korolev V.A.

Metlov G.N.

Dates

1999-10-10—Published

1998-05-14—Filed

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