BULLDOZER EQUIPMENT OF MOTOR GRADER Russian patent published in 2017 - IPC E02F3/76 

FIELD: construction.

SUBSTANCE: bulldozer equipment of a motor grader includes a blade connected to the motor grader by means of a lower beam consisting of two longitudinal hinge links rigidly connected to each other by means of a transverse link, two upper hinge links connected to the blade top and the motor grader, as well as a hydraulical cylinder for lifting and lowering the blade, hingedly connected to the motor grader and to the blade or to the lower beam. Each hinge of the connection of the lower beam with the blade and the motor grader is made in the form of a housing with a horizontal axis and a trunnion enclosing it, with forming axial mounting clearances between it and the housing, and each connection hinge of each upper link is also made in the form of a housing with a horizontal axis and a trunnion enclosing it, with the formation of axial and radial, not exceeding the size of the axial ones, mounting clearances between the trunnion and the housing.

EFFECT: simplifying the installation and dismantling works of the bulldozer equipment of the motor grader in the field conditions.

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