Wind independent, which is driven by muscle power of an operator, a steerable watercraft is standing on the basis of a commercially available surfboard without sailing rig

• 1. windunabhängiges, an operator powered by muscle, lenkbares vessel on the basis of a commercial surfbrettes without segelrigg [P] . 德国专利： DE29809321U1 . 1999-03-11

  机译： windunabh u00e4ngiges，由肌肉驱动的操作者，lenkbares血管，基于没有segelrigg的商用冲浪板

• 2. Adjustable rig for sailing surfboard - has curved boom on windward side pivoted on mast [P] . 德国专利： DE3019776A1 . 1981-12-03

  机译： 帆船冲浪板的可调式钻机-迎风面弯曲的吊杆在桅杆上枢转

• 3. Watercraft with steering propeller driven by muscle power [P] . 德国专利： DE3329357A1 . 1985-02-28

  机译： 带肌肉动力的转向螺旋桨船

• 1. Solar Sailing - Propelling A Watercraft Using Solar and/or Wind Power [C] . Dr Robert A.W.Dane Annual conference of the Australian and New Zealand Solar Energy Society;Solar'97 . 1997
• 2. Shutdown of an offshore wind power plant without using a brake to meet the required ramp rate in various storm-driven conditions [O] . Kim Y.H., Kim J.H., Kang Y.C., 2015