Patent for Sale:

Convertible Wind Surfing Board    

Three sports in one: wind surfing, cycling and water cycling.


Wind surfing board is easily converted to water bike with the help of conversion kit. Conversion is done without disturbance of original purpose of bicycle or wind surfing board. Possibility of changing gear ratio in the same way as it is done when riding bicycle on shore, enables Conversion kit to be equipped wit high performance propeller.

Its convertibility and possibility of changing gear ratio during the ride makes the water bike challenging and sporty, as well as easy transportation on the roof of any personal vehicle what makes it very practical for weekend recreationists.

The seller may consider selling these patents individually.