TIMBER LOADER Russian patent published in 1998 - IPC

FIELD: timber industry, forestry and civil engineering. SUBSTANCE: timber loader consists of base vehicle and working equipment mounted on base vehicle. Working equipment consists of slewing column, telescopic boom with section motion control mechanism, working member made in form of grips or other devices, and mechanism hydraulic drive. Boom consists of three sections and is furnished with middle and inner sections motion control mechanism consisting of kinematically series hydraulic cylinders some ends of which are hinge interconnected, and with support rollers and levers, opposite sends being secured on outer and inner sections. Support rollers are placed in rigid rectilinear guides. Levers are connected with middle section by opposite ends. EFFECT: enlarged operating capabilities. 2 dwg