EARTH-MOVING MACHINE Russian patent published in 2003 - IPC

FIELD: earth-moving facilities. SUBSTANCE: invention relates to forest fire-fighting sets on base of logging tractors designed for laying mineralized strips. Proposed earth-moving machine includes logging tractor with spring-loaded front lever fully-articulated suspensions of track rollers, front end-mounted working member and device for interlocking front mounted on sidemembers of tractor frame. Front suspension interlocking device is made in form of two L-shaped members located at tractor sides and containing tie-rod and supports foot step which are installed for turning in bushings built into frame sidemembers. Upper ends of L-shaped members are brought to tractor cab and are furnished with control handles which are provided with spring-loaded detents. EFFECT: improved operating characteristics of earth-moving machine. 2 cl, 4 dwg