A human-powered watercraft comprises a fin, a displacement body, and an outrigger, wherein the outrigger floats separately from the watercraft within a vertically oriented tube, which tube allows the outrigger to rise up and down relative to the watercraft while maintaining the relative orientation of the watercraft.
Human powered watercraft with fin propulsion
2015-11-17
Patent
Electronic Resource
English
HUMAN POWERED WATERCRAFT AND ITS PROPULSION DEVICE THEREOF
European Patent Office | 2015
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