ADDITIONAL LOAD DEVICE OF MACHINE-TRACTOR AGGREGATE Russian patent published in 2017 - IPC B60D1/14 B62D13/00 B62D53/04 B60B39/00 

FIELD: transportation.

SUBSTANCE: invention relates to additionally installed auxiliary devices. Additional load device of a machine-tractor aggregate comprises a stiff power link connecting a trailer towbar with a tractor drawbar, a hydraulic cylinder and a cross beam of lower longitudinal tractions of tractor attachment. The device is made in the form of a flat square face chuck with through diagonal mounting and fastening holes installed on a hinged joint in the cross beam combining the lower longitudinal levers of tractor attachment. In the diagonal mounting hole of the flat square face chuck there is towing device installed in a hinged mangger for engagement with the trailer towbar. In the fastening hole of the face chuck, at the outer side there is a fork of the working stem of the hydraulic cylinder hingedly fixed, the body of which is installed in the rear part of the body (power element of the body) of the tractor with an eye.

EFFECT: lower towing is achieved, as well as increased traction force, passability and increased efficiency of wheeled tractors aggregated with trailers.

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