FISH PROTECTING APPARATUS OF WATER INTAKING STRUCTURE Russian patent published in 1994 - IPC

FIELD: hydraulic technology. SUBSTANCE: water, using feeding canal goes to water receiving chambers, made of net type sheets, set as V-shape in plan, and net type flaps, that form filtering bottom of water receiving chambers. Garbage and fish fry are delayed at net type sheets and filtering net type bottom and pure water is going into water intake to consumer. To clean net type sheets water spraying flute-like pipes, mounted so as to be capable to move along net type sheets. Washed out fish fry and garbage are transported by water in direction to garbage and fish leadaway. To clean net type flaps perforated water pipes are used, sprays of which wash out drifts and garbage in direction of garbage withdrawing passage, by which garbage and drifts are fed into garbage and fish leadaway. EFFECT: fish protecting apparatus of water intaking structures is used in hydraulic technology. 2 cl, 7 dwg