LOADER WORKING EQUIPMENT Russian patent published in 1999 - IPC

FIELD: construction industry. SUBSTANCE: working equipment has rod system, upper and lower jaw-type grips. Upper grip has front curved part with radius equal to distance between upper jaw pivot joint and front part. Side surfaces of upper jaw may be equipped with vertical cutting members. Upper jaw pivot joint may be mounted adjacent to rod system and lower jaw junction zone, on lower jaw or on rod system. EFFECT: wider operational capabilities and increased efficiency by increased force applied to bucket upper jaw. 5 cl, 3 dwg