DEVICE FOR VEHICLE SELF-DRAWING Russian patent published in 2008 - IPC B60S9/00 B60S11/00 

FIELD: transportation.

SUBSTANCE: device for vehicle self-drawing contains movable traction element. One end of traction element is mounted on vehicle frame and is connected with power drive. Its other end is connecter with working element interacting with position regulator of working element. The device is fitted under vehicle frame. Power drive is executed as hydraulic with double-acting hydraulic cylinders. Traction element is made as multilink articulation linkage of parallelogram type. Center pivot axis of first links of the said mechanism is rigidly mounted on frame. The said links are extended beyond central pivot in direction opposite to working element. Link ends are pivotally connected with hydraulic cylinders rods directed toward each other in mechanism plane. Link bodies are pivotally connected with frame. Working element is positioned with possibility of self-installation in transport and working position in the body mounted on the axis of central pivot of the last link of parallelogram linkage. Transport position regulator of working element is made as tilted plate with central slot and chamfers. Working element is provided with cone head to interact with mentioned above slot.

EFFECT: vehicle flotation improvement.

2 cl, 18 dwg