发明名称 |
Method and apparatus for controlling pitch of an aircraft propeller |
摘要 |
A propeller pitch control apparatus for an aircraft in which the vector sum of the aircraft forward speed and the propeller rotational tip speed is a selected fraction of the speed of sound, the fraction based on percent power and altitude, to maximize efficiency and minimize noise.
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申请公布号 |
US5997250(A) |
申请公布日期 |
1999.12.07 |
申请号 |
US19980004500 |
申请日期 |
1998.01.08 |
申请人 |
CATERCOPTERS, LLC |
发明人 |
CARTER, JR., JAY;NYE, ADRIAN P. K. |
分类号 |
B64C11/30;B64C11/40;(IPC1-7):B64C11/30;B63H3/00;B63H3/02 |
主分类号 |
B64C11/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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