METHOD FOR CONTROL OF DRIVE OF MECHANISM OPENING BUCKET BOTTOM OF PIT EXCAVATOR Russian patent published in 1994 - IPC

Abstract RU 2012741 C1

FIELD: power shovels. SUBSTANCE: method consists in forming force of tensioning rope which is increased, first, to intermediate value, after giving signal for bucket bottom, and then, to maximum value in period of time enough for taking up clearance in mechanism. EFFECT: higher reliability and efficiency. 3 dwg

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RU 2 012 741 C1

Authors

Sadovnikov E.M.

Bessonov I.V.

Tolmachev A.V.

Kazakov N.G.

Chernitsyn G.A.

Dates

1994-05-15Published

1990-10-02Filed