Abstract

Surfboards moved by user power comprises: a surfboard body streamlined, when viewed from a plan view, concave grooves are formed on both sides, respectively; a propulsion body including: a first propulsion body formed with a first propulsion unit that is hinged to one side groove of the surfboard body and is formed inclined with respect to the surfboard body on a lower surface to generate propulsion force according to the movement of the user's feet; and a second propulsion body formed with a second propulsion unit that is hinged to the other side groove of the surfboard body and is formed inclined with respect to the surfboard body on a lower surface to generate propulsion force according to the movement of the user's feet; and a direction change unit including: a rotating shaft passing through the surfboard body; a handle disposed on an upper end of the surfboard body of the rotating shaft to rotate the rotating shaft; and a direction change key that is disposed on a lower part of the surfboard body of the rotating shaft and rotates together with the rotating shaft.

IPC Classes  ?

• B63H 16/02 - Movable thwartsFoot-rests
• B63B 32/40 - Twintip boardsWakeboardsSurfboardsWindsurfing boardsPaddle boards, e.g. SUP boardsAccessories specially adapted therefor
• B63H 25/02 - Initiating means for steering
• B63B 32/53 - Sectionalised boards, e.g. modular, dismountable or foldable boards