REAR HINGED DEVICE OF AGRICULTURAL TRACTOR Russian patent published in 2017 - IPC A01B59/04 

FIELD: agriculture.

SUBSTANCE: rear hinged device of an agricultural tractor comprises lower links (1) and an central upper link (7). The lower links (1) comprise adjustable hooks (4) with replaceable hinges (12). The central upper link (7) comprises a helical pair (8) with the possibility of adjusting the length of the central top link (7) in the range from 580 to 1,020 mm. Side reactive links (13) comprise damping devices (19) with locks (23) and helical pairs (17, 18) with the possibility of adjusting the length of the suspension axis (28) in the range from 825 to 1,100 mm.

EFFECT: versatility of working with hinged working equipment due to the use of an adjustable lever system with the necessary adjustment range, compensation of lateral loads arising during the tractor operation in the unit with hinged working equipment, due to the use of side reaction links with damping devices in the design.

8 dwg