HOPPER CARRIER Russian patent published in 2001 - IPC

FIELD: transport engineering; municipal transport. SUBSTANCE: invention relates to vehicles furnished with loading and unloading devices. Proposed hopper carrier has self-propelled chassis 1 with frame 2 on which two parallel telescopic booms 3 are mounted, boom lifting hydraulic cylinders, hydraulically controlled hooks 4 for handling detachable hopper 5 installed on frame, hydraulically controlled outriggers 13, flexible ties 7 connecting booms with hopper. Frame rear crossmember carrier stop for engagement with hopper in traveling position and additional flexible ties connecting frame with hopper. Each group of boom lifting and hook control hydraulic cylinders, each outrigger control and boom extending hydraulic cylinder are separately operated. Hydraulically controlled hooks are displaced backwards relative to rear wall of hopper. Stop consists of left-hand and right-hand locks, each being provided with plate secured on frame and preventing displacement of hopper, bar with pin arranged in plate slot with hub installed on plate axle. Hub carries pressure level to be pressed on by hopper bottom. EFFECT: enlarged operating capabilities, reduced loads on chassis at unloading. 2 cl, 7 dwg