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发明名称
HELICOPTER BLADE
摘要
A cambered helicopter blade having a swept and tapered tip, and having linear twist throughout the outer 70 percent of the blade span and nonlinear twist inboard thereof.
申请公布号
AU5305379(A)
申请公布日期
1980.06.19
申请号
AU19790053053
申请日期
1979.11.21
申请人
UNITED TECHNOLOGIES CORP.
发明人
EVAN A. FRADENBURGH
分类号
B64C27/46
主分类号
B64C27/46
代理机构
代理人
主权项
地址
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