DEVICE FOR SLIDING ON SNOW (VERSIONS) Russian patent published in 2006 - IPC B62B13/04 B62B13/08 A63C5/02 A63C5/03 

FIELD: skis and sledges made from two skis or runners located in one line and provided with control surface.

SUBSTANCE: proposed device is provided with bearing ski (1) and swivel ski (2) located in front of bearing ski (1) on which bearing plate (11) is mounted; bearing plate is provided with flexible part or hinge (9a) for turn between front part (11') and rear part (11") of bearing plate (11). Minimum part of swivel ski (2) is wider than widest part of bearing ski (1); part of swivel ski (2) which is in contact with sports platform of swivel ski (2) is diverging in front direction and is made in form of trapezoidal plate; maximum width of part which is in contact with sports platform is 1.01-1.1 of its minimum width.

EFFECT: enhanced stability of device during motion on straight line and over arc.

15 cl, 6 dwg