发明公开
- 专利标题: ROTOR ASSEMBLIES HAVING AUTOMATIC BLADE FOLDING SYSTEMS
- 专利标题(中): 具有自动BLATTFALTSYSTEMEN转子安排
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申请号: EP06836392.8申请日: 2006-10-17
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公开(公告)号: EP1996454A1公开(公告)日: 2008-12-03
- 发明人: SCHMALING, David, N. , ROBBINS, Michael, R. , D'ANNA, Frank, P. , MINER, Frederick, J.
- 申请人: Sikorsky Aircraft Corporation
- 申请人地址: Legal-IP Dept., Mailstop S316A 6900 Main Street Stratford, CT 06615-9129 US
- 专利权人: Sikorsky Aircraft Corporation
- 当前专利权人: Sikorsky Aircraft Corporation
- 当前专利权人地址: Legal-IP Dept., Mailstop S316A 6900 Main Street Stratford, CT 06615-9129 US
- 代理机构: Klunker . Schmitt-Nilson . Hirsch
- 优先权: US378608 20060317
- 国际公布: WO2007108828 20070927
- 主分类号: B63H1/06
- IPC分类号: B63H1/06 ; B64C27/00
摘要:
A rotor assembly having a rotor hub, a plurality of yokes, and a plurality of swing arms is provided. The yoke depending from the rotor hub. Each swing arm is movably positioned on the rotor hub for rotation between an unlocked position and a locked position. The yokes are freely movable about a pitch axis and a lead/lag axis when the swing arms are in the unlocked position and the yokes are locked in a predetermined pitch position and a predetermined lead/lag position when the swing arms are in the locked position.
公开/授权文献
- EP1996454B1 ROTOR ASSEMBLIES HAVING AUTOMATIC BLADE FOLDING SYSTEMS 公开/授权日:2014-03-19
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