THREE-AXIS CRANE CHASSIS Russian patent published in 2019 - IPC B66C9/00 B62D61/10 B62D49/02 

FIELD: machine building.

SUBSTANCE: invention relates to the field of transport machine building. Three-axis crane chassis is made with the wheel formula 6×4 and contains a frame of a welded construction made of side members and crossmembers installed on the chassis frame of cabover heated cabin and engine equipped with a friction clutch, lubrication systems, cooling, fuel and air supply, exhaust gas, a gearbox connected to the second and third axes, control systems, and electrical equipment. Cabin is located in front of the engine. Chassis frame is also the base frame of the crane installation, the side members of which are made with a variable cross section, with the cross section of the side member in the front area – troughing, in the middle and rear areas – combined box-like and troughing. Chassis frame in the front part is equipped with swing-out supports fixed to the side members, and in the back part with sliding supports installed on the floor in the zone of the second and third axes with a circular shell for mounting the rotary part of the crane installation.

EFFECT: increase of stability and controllability in the course of operation of the chassis is achieved.

1 cl, 2 dwg