TWO-LEAF GRAB BUCKET OF FRONT-END LOADER Russian patent published in 1994 - IPC

FIELD: loading and earth-moving machines. SUBSTANCE: two-leaf grab bucket has rear leaf in form of blade, front leaf and front leaf swinging hydraulic cylinders. Front leaf is made of bottom and side walls. Upper sides of side walls and blade sides are hinged to one another. Hydraulic cylinders are located from rear side of blade and hinged to lower sides and levers. Upper sides of side walls of front leaf are rigidly connected with levers. Side walls of front leaf are located from inner sides with respect to blade sides. Front sheet of blade has openings adjacent to upper sides of its sides. Passed through openings are levers of leaf side walls. Bushings of hinge joint of front leaf are located from sides of openings of front sheet. Each eye has two different holes. Bushings for connection of hydraulic cylinder bodies with blade are coaxial with holes for connection of blade with boom. EFFECT: higher efficiency. 2 cl, 8 dwg