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

FIELD: cleaning of water reservoirs. SUBSTANCE: located in tubular body is intake working member with rod. Auger drive is made of one or several twisted tores. Tores are installed on hollow tube. Tube with its one end is connected with through overrunning clutch with auger shaft. The other end of tube is connected by means of flexible link with reversible drive. EFFECT: higher efficiency. 1 dwg