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2 155 275

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IPC

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Application

99101133/06, 1999-01-18

(24)

Start date

1999-01-18

(22)

Actual filing date

1999-01-18

(45)

Published

2000-08-27

(72)

Inventor

Glazunov S.D.Khajkin V.A.Frolov A.K.

(73)

Holder

Oao Konstruktorskoe Bjuro Priborostroenija I Avtomatiki"

VARIABLE-DISPLACEMENT PUMP Russian patent published in 2000 - IPC

Abstract RU 2155275 C1

FIELD: mechanical engineering; electrohydraulic control systems. SUBSTANCE: proposed variable-displacement pump of axial-piston type with electrohydraulic control has swinging unit, pump cradle control piston mechanically coupled with position pickup made in form of linear transformer. Groove made in control piston accommodates pickup winding on form thanks to which large part of pickup or whole pickup can be arranged in control piston. EFFECT: improved reliability, controllability and dynamic properties of pump. 2 dwg

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RU 2 155 275 C1

Authors

Glazunov S.D.

Khajkin V.A.

Frolov A.K.

Dates

2000-08-27—Published

1999-01-18—Filed

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