发明名称 Co-rotating stacked rotor disks for improved hover performance
摘要 The system of the present application represents a rotor hub for a rotorcraft and a rotorcraft incorporating the rotor hub. The rotor hub is represented as having multiple rotor disk assemblies, each rotor disk assembly rotating in the same direction about the same mast axis of rotation. In the preferred embodiment, each rotor disk assembly has three rotor blades. The upper rotor disc assembly and the lower rotor disk assembly are separated by approximately 2.5% of the rotor disk diameter, at least to take advantage of "wake contraction".
申请公布号 US8640985(B2) 申请公布日期 2014.02.04
申请号 US200913321429 申请日期 2009.05.22
申请人 BRUNKEN, JR. JOHN E.;TEXTRON INNOVATIONS INC. 发明人 BRUNKEN, JR. JOHN E.
分类号 B64C27/00 主分类号 B64C27/00
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