WHEELED VEHICLE HOSE WASHER Russian patent published in 2001 - IPC

FIELD: transport engineering; maintenance of wheeled vehicles. SUBSTANCE: invention relates to devices for outside hose washing of wheeled vehicles. Proposed hose washer consists of base, washing liquid tank mounted on base, pump with its operating mechanism, dispersing hose with sprayer and connecting pipelines. Pump is made in form of delivery member consisting of upper pressure and lower support disks hermetically coupled with flexible corrugated delivery chamber. Delivery member is installed in washing liquid tank by means of rigid connection of support disk with bottom part of tank for vertical displacement of pressure disk along guides rigidly connected to tank bottom. Pump operating mechanism is made in form of bridge hinge-mounted on base. Water intake pipe with filter is connected to bottom part of support disk. Hose with control cock and sprayer is connected to upper part of pressure disk. Washing liquid is delivered through cock and sprayer, under action of gauge pressure in delivery chamber, to vehicle surface. EFFECT: reduced power consumption for operation of washer, simplified design of washer, improved conditions of operation when servicing wheeled vehicle. 5 cl, 1 dwg