发明名称 Offset stacked yoke hub for tiltrotor aircraft
摘要 <p>A tiltrotor rotor hub (100, 500, 600) comprises first and second configurations of yokes (200, 212, 222) arranged in two parallel and axially offset planes, each having an equal number of two or more yokes substantially equally spaced about a mast (132), wherein a portion of each yoke overlaps with a portion of each azimuthally adjacent yoke (200, 212 222). Another tiltrotor rotor hub is selectively positionable for operation in helicopter/airplane/transition modes and comprises substantially parallel and axially offset first and second planes (210, 220), each containing a plurality of blade yokes arranged about a central axis (130) and a portion of each yoke overlaps with a portion of each azimuthally adjacent yoke. Another tiltrotor rotor hub is coupled to a tiltrotor mast and comprises a stacked arrangement of blade yokes wherein a portion of each yoke overlaps with a portion of each azimuthally adjacent yoke, and a plurality of mounting components coupling each yoke to the overlapping azimuthally adjacent yoke.</p>
申请公布号 EP2631176(B1) 申请公布日期 2015.11.18
申请号 EP20120161901 申请日期 2012.03.28
申请人 BELL HELICOPTER TEXTRON INC. 发明人 FOSKEY, CHRISTOPHER;STAMPS, FRANK B.
分类号 B64C27/33;B64C27/35 主分类号 B64C27/33
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