DEVICE FOR REPAIRING HOLES IN RESERVOIR Russian patent published in 1997 - IPC

FIELD: emergency equipment for repair of leaks of liquids at high activity and fluidity; ship's hulls, tank cars and tank trucks. SUBSTANCE: device includes telescopic stem whose movable part 1 is loaded relative to fixed part 2 by means of spring 3, rod 4 articulated with movable part 1 of stem and loaded relative to it by means of plate springs 5, bearing member 6 rigidly connected with fixed part 2 of telescopic stem, patch 7 with sealing gasket 8, hold-down 9, thrust ring 10 fitted with handles 11. End of movable part of stem is provided with circular groove 12 for receiving ends of rods 4 when device is inserted in hole 13 in reservoir 14. Movable part 1 of telescopic stem is provided with longitudinal slots 15 with stops 16 for receiving hinges 17 of rods 4. Free ends of rods are connected with hook 19 of plug 20 by means of ropes 18. Plug 20 is located in step bearing 21 connected with rod 22. Layer 23 of cross-linking agent of substance being carried is placed inside sealing gasket. EFFECT: enhanced reliability. 3 cl, 2 dwg