发明名称 |
ROLL VIBRATION ABSORBER |
摘要 |
A helicopter (10) is roll vibration resistant having cantilever spring (40) supported masses (42) located at extreme outboard locations (30). The spring portion (40) extends substantially horizontally and is rigidly secured to rigid structure (28). This vibration absorber (34) is tuned to the forced frequency established by the normal rotor (14) RPM times the number of rotor blades (16).
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申请公布号 |
CA2010802(C) |
申请公布日期 |
2001.08.28 |
申请号 |
CA19902010802 |
申请日期 |
1990.02.23 |
申请人 |
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发明人 |
SHEEHY, THOMAS W.;JENNEY, DAVID S.;MORDAUNT, PHILLIP |
分类号 |
B64C27/51;B64C27/00;F16F7/116;F16F15/02;(IPC1-7):B64C27/51 |
主分类号 |
B64C27/51 |
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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