发明名称 Wind turbine
摘要 <p>The turbine has a blade arrangement rotated around a vertical rotation axis, and comprising a center blade and an outer blade (11). The outer blade has a cross section with an inner side (16) facing the rotation axis, a concavely curved outer side (17), a head section (18) rounded in rotation direction, and a rear end section (19). A nose section (20) is formed at the rear end section on the outer side, and extends over entire height of the outer blade. The nose section passes into the outer side over a concave surface region.</p>
申请公布号 EP2146091(A2) 申请公布日期 2010.01.20
申请号 EP20090009058 申请日期 2009.07.10
申请人 LEHMKUHL, ANDREAS 发明人 LEHMKUHL, ANDREAS
分类号 F03D3/02;F03D3/00;F03D3/06 主分类号 F03D3/02
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