The invention relates to a backpack type sail. The backpack type sail comprises a backpack; the backpack comprises two shoulder straps and two abdominal belts, the side, close to the human body, in the backpack is provided with a back board, the middle of the back board is fixedly provided with a mast with the height of 1.5 m-3m, the lower end of the mast is flushed with the lower end of the back board, and the upper end of the mast penetrates through the backpack to be fixedly connected with a first ring; a fixed disc is fixedly connected to the position, close to the backpack, of the mast, a rotating disc is hinged to the upper portion of the fixed disc, the circumferential end face of the rotating disc is fixedly connected with a transverse rod with the height of 1 m-1.5 m, the free end of the transverse rod is fixedly connected with a second ring, eight or more through holes are evenly formed in the upper end face of the rotating disc, and the upper end face of the rotating disc is further fixedly connected with a third ring; eight or more vertical blind holes corresponding to the through holes are evenly formed in the upper end face of the fixed disc, and one end of a lock pin penetrates through one through hole and then penetrates into one vertical blind hole formed in the fixed disc; a triangular sail body is bound among the first ring, the second ring and the third ring. Compared with the prior art, the backpack type sail is simple in structure and suitable for entertainment and sports, and sailing following wind, sailing crossing wind and even sailing against wind can be all achieved by adopting the triangular sail body.
Backpack type sail
2015-11-18
Patent
Electronic Resource
English