发明名称 Wind turbine with variable area propeller blades
摘要 An apparatus and method for reducing wind turbine damage includes a propeller having a plurality of blades projecting radially from a hub. The blades may be adjustably combined to form variable cross-sections that either increase or decrease propeller rotation speed dependent on wind speed and weather conditions.
申请公布号 US8133023(B2) 申请公布日期 2012.03.13
申请号 US20090417895 申请日期 2009.04.03
申请人 REITZ ELLIOTT;LOCKHEED MARTIN CORPORATION 发明人 REITZ ELLIOTT
分类号 F03D7/04 主分类号 F03D7/04
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