FOREST DISC PLOUGH WITH HYDRAULIC DRIVE OF WORKING ELEMENTS Russian patent published in 2024 - IPC A01B9/00 A01B49/02 A01B61/04 A01B63/32 A01G23/00 

FIELD: forestry.

SUBSTANCE: invention relates to forestry. Forest disc plough with a hydraulic drive of working elements comprises front frame (1) with hitch (2) and a rear frame. On front frame (1) there are two front disc housings (7) with solid-edge discs and spring dampers (9), cutting blade (5), made with a blunt angle of entry into the soil and equipped with front end (6) and loosening wedges (3), and cover stripper (4) in the form of a double-mouldboard ploughshare body. Rear frame is equipped with two rear disc housings (13) and brackets (22). Two independent rear sections (11) are pivotally connected to the rear frame, on which two rear disc housings (13) are fixed with cut-out discs, having a drive from separate hydraulic motors (15) connected to the tractor hydraulic system through the working fluid flow divider. Independent rear sections (11) are equipped with safety additional loading devices including hydraulic cylinders (18) hinged between brackets (22) of rear frame. Piston cavities of hydraulic cylinders (18) of safety additional loading devices are hydraulically connected with hydraulic accumulator made with possibility of its connection for recharging to tractor hydraulic system via valve and hydraulic control valve.

EFFECT: higher quality of soil preparation with a forest disc plough for self-seeding, sowing or planting of forest crops on unrooted coupes and reliable protection of rear disc housings when they run over obstacles in the form of stumps or large roots.

1 cl, 3 dwg