| 发明名称 |
Rotor blade test apparatus |
| 摘要 |
A rotor blade test apparatus having a striking solenoid to strike a rotor blade to generate an audio signal. A microphone receives the audio signal and applies it to a spectrum analyzer wherein the predominant natural frequencies of the rotor blade are determined.
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| 申请公布号 |
US4604896(A) |
申请公布日期 |
1986.08.12 |
| 申请号 |
US19850737377 |
申请日期 |
1985.05.24 |
| 申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE |
发明人 |
TASCHNER, EDWIN C.;MYZSKA, EDWARD M. |
| 分类号 |
G01H3/08;G01H13/00;(IPC1-7):G01H3/08 |
主分类号 |
G01H3/08 |
| 代理机构 |
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代理人 |
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