FIELD: shipbuilding; devices for motion over water using muscular activity of water-skier. SUBSTANCE: water-skis have two floats with propulsive gates and two inner and outer guides for motion of two floats; water-skis are also provided with propulsors with propulsive gates, two grips and two sticks connected respectively with floats and propulsors. Grips are secured to boots and sticks are held by water-skier. Front float is coupled with guides by means of retainer. Braking and turning are effected due to fixing the propulsor gates in open position by means of sticks and braking stops. EFFECT: increased speed of water-skier due to effective work both by feet and hands. 14 cl, 15 dwg
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