SWEEPER MACHINE Russian patent published in 2004 - IPC

FIELD: municipal economy, particularly for roads cleaning.

SUBSTANCE: sweeper machine installed on vehicle and on trailer has load-bearing frame 2 and motor driven cylindrical brush 1 installed in frame 2 and performing rotation around its longitudinal axis 3. Frame 2 has support wheels 7, 8. Vertical distance between support wheels 7, 8 and cylindrical brush 1 axis 3 may be changed by means of adjusting unit comprising at least one executive tool V and control device 9. Machine also has sensor S which reacts on driving moment or driving power of cylindrical brush 1 or on value concerned with them. Sensor signal is transmitted to control device 9. Control device 9 defines working position of executive tool V corresponding to optimal width of contact sweeping area as a function if its position during contact thereof with ground which is characterized by rapid growth of sensor signal as cylindrical brush 1 is lowered.

EFFECT: increased reliability and damage resistance, increased accuracy of sweeper area defining.

8 cl, 1 dwg