DEVICE FOR CLEANING WATER RESERVOIRS AND SAPROPEL EXCAVATION Russian patent published in 1995 - IPC

FIELD: cleaning of water reservoirs. SUBSTANCE: means for moving intake working member is made in form of a pair of hoses. Each hose is mound on respective driving drum. Drums are installed in separate airtight chambers communicated with system supplying working medium. Arranged in hoses are bands which embrace rollers and attached to respective body. Both bodies are connected by link on which intake working member is secured. EFFECT: higher efficiency. 1 dwg