INTAKE Russian patent published in 1994 - IPC

FIELD: agriculture. SUBSTANCE: intake has well 3 adjacent to open water-way 4 and coupled with it via port 2, filtering member mounted in port 2, and discharge 1 and drain 12 passages coupled with well 3. Circular port 2, which couples well 3 with water-way 4, is made in separating wall 5 and center of the port is located at the level of bottom 6 of water-way 4. Filtering member 7 is made of a disk with driving rotation axle 8 mounted in port 2 and diametrically secured to it separating shields 9,10. Axle 8 is set in walls 5,11 of well 3 and shields 9,10 is received in well 3. Discharge passage 1 is coupled to well 3 above axle 8 of filtering member 7. Drain passage 12 is positioned under water-way 4 and coupled to bottom part of port 2 of well 3. The intake is provided with flat cutter 13 interacting with surface of filtering member 7 by its sharp edge and coupled to bottom side of axle 8. In addition the intake has bottom screen 14 mounted from the bottom side of port 2 near wall 5 of water-way 4 and motor 14 with reduction gear 15 to which the end of axle 8 of filtering member 7 is connected. EFFECT: enhanced efficiency owing to enhanced quality of cleaning filtering member. 4 cl, 6 dwg