ACROBATIC TRACK Russian patent published in 1995 - IPC

FIELD: sports. SUBSTANCE: acrobatic track comprises end springs in the form of two branches 10 and 11. Lower end of branch 10 is capable of sliding over branch 11. Main spring 9 is flat and is connected with upper ends of branches 10. Springs of shock absorbers 26 are tensioned by turning the eccentrics provided with a handle. As sportsman steps on jumping part of the track, springs are bent and rolls 5 roll back over base 20. Shock absorber 26 connected by links 33 starts operating. The springs allow for more efficient use of the track surface above rolls. EFFECT: higher operating characteristics. 5 cl, 10 dwg