| 摘要 |
FIELD: machine building. ^ SUBSTANCE: side working equipment of auto-grader consists of earth-board, of bearing beam, of levers and hydro-cylinders of control. The bearing beam is connected with front and back levers by means of ball-and-socket hinges. Also, the front lever is connected with a frame of the auto-grader by means of a horizontal hinge and the hydro-cylinder. The back lever is connected to the frame of the auto-grader by means of a cardan joint and the hydro-cylinder, while the bearing beam is connected to the frame of the auto-grader by means of the hydro-cylinder. ^ EFFECT: simplicity and reliability of design, handle-ability and reduced dimensions in transport position. ^ 3 cl, 7 dwg |
