| 摘要 |
<p>TRACK LAYING TRACTOR WITH MOVABLE BOOM WHICH CAN BE TILTED LATERALLY A track laying tractor comprising a tractor body having a framework supported laterally by a pair of track units, a crane placed upon one of the sides of the tractor body and having a movable boom which can be tilted laterally and pivoted at the base on an appendage fixed to the outer face of the adjacent track unit, a counterweight for balancing the load, placed on the side of the tractor body opposite to the crane, and an additional framework which supports means for varying the lateral tilt of the crane, means for adjusting the position of the counterweight and means for lifting the load.</p> |
