HYDRAULICALLY OPERATED ROLLER CONTROL METHOD Russian patent published in 1998 - IPC

Abstract RU 2110416 C1

FIELD: road-building vehicles and machinery; compacting of asphalt. SUBSTANCE: compacting of asphalt is carried out by repeated passes along bituminous coating. Speed, acceleration and deceleration of roller and forward/backward direction of running are selected by control lever which acts onto hydraulic valve electrically through control panel. Hydraulic valves control servomechanism which acts onto hydraulic pump setting into operation running motors of roller. EFFECT: enhanced reliability of operation. 6 cl, 4 dwg

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RU 2 110 416 C1

Authors

Sven-Ehrik Samuehl'Sson[Se]

Dates

1998-05-10—Published

1995-05-12—Filed