AUTOMOBILE TRAILER Russian patent published in 2008 - IPC B62D53/08 

FIELD: transportation.

SUBSTANCE: trailer has body mounted on frame, dolly with roller path and pneumatic braking system. On the frame of the trailer in the central part of the roller path, cylindrical hermetic case with cover is rigidly fixed. Blades are immovably mounted in the cylinder, forming two cavities with a radial immovable partition wall. Through pipe ducts, each of the blades is linked to the pneumatic conveyer of the brake chambers of the front wheels of the trailer. The blades are rigidly fixed on a rotation axis, which is in line with the axis of symmetry, passing through the centre of gravity of the roller path, the other end of which is rigidly fixed to the frame of the above mentioned dolly.

EFFECT: safer movement of automobile trailers.

3 dwg