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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0036897 (1987-04-10) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 11 인용 특허 : 2 |
The invention relates to improvements in and relating to vertical axis wind turbines, particularly those of the “eggbeater”type. It has been found possible, in spite of previous beliefs that it was not so, to provide energy exchange means between the blades and the rotor to thereby smooth out cyclic
A vertical axis cross-wind turbine having a number of blades, each blade being attached at its top and bottom end roots to a rotor and having energy exchange means provided between said blade roots and said rotor comprising means to provide lead/lag motion of said blade with respect to said rotor.
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