TELESCOPIC CYLINDER OF CONTROL OVER CONE OF AIR INTAKE OF SUSPENDED INFIGHT FUELING AGGREGATE Russian patent published in 1995 - IPC

FIELD: aviation equipment. SUBSTANCE: telescopic cylinder has case 1 housing mobile cylinders with pistons 2-4 and rods 5-7, shut-off device made in the form of spring-loaded bushing 8 interacting with ball locators 9 put into holes 10 of rod 7. Rod 7 has rest 11 and central axial conduit 12 to house axle 13 mounted on butt 14 of case 1. Annular groove 15 is made in axle 13 for interaction with ball locators 9. Bushing 8 is positioned between piston 4 and rest 11 of rod 7. Annular groove 17 is provided in bushing 8 for positioning of ball locators 9. EFFECT: increased precision and reliability of location of cylinder in extended position. 2 dwg