WHEELED HYDRAULIC EXCAVATOR Russian patent published in 2002 - IPC

FIELD: earth-moving and load-lifting machinery. SUBSTANCE: wheeled hydraulic excavator has fronted equipment with mounted working member, for instance, back shovel installed on turntable of self-propelled chassis provided with machine position stabilizer in form of supports hinge-mounted on bogie at front and rear by means of levers and hydraulic cylinders, one of which is made in form of blade. Other support of position stabilizer is made in form of blade. Box-section telescopic supports are installed inside each blade-support. Telescopic supports are provided with support foot with beveled rear edge in direction of telescoping and are connected by hydraulic cylinders with middle part of blade-support by means of spherical joints. EFFECT: increased capacity and improved reliability of excavator. 2 dwg