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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
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출원번호 | US-0334216 (1999-06-16) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 20 인용 특허 : 12 |
An airfoil member, especially a rotor blade for a helicopter, includes an airfoil body and a servo-actuated flap tiltably connected to the airfoil body so as to form at least a portion of the trailing edge of the airfoil member. At least one piezoelectric actuator is arranged inside the airfoil memb
[ What is claimed is:] [1.]1. An airfoil member comprising:an airfoil body;a flap tiltably connected to said airfoil body so as to be tiltable about a tilting axis relative to said airfoil body and so as to form at least a portion of a trailing edge of said airfoil member;a first piezoelectric actua
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