发明名称 |
Composite fan blade dovetail root |
摘要 |
A composite fan blade having an airfoil with a leading edge and a trailing edge and a dovetail root includes a first pressure face and second pressure face, a lower horizontal face connecting the pressure faces at the bottom of the dovetail and a first and a second dovetail runout fillet connecting the pressure faces to the airfoil. The pressure faces are each angled outward at about 65 degrees to about 75 degrees from horizontal.
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申请公布号 |
US8573947(B2) |
申请公布日期 |
2013.11.05 |
申请号 |
US20100721101 |
申请日期 |
2010.03.10 |
申请人 |
KLINETOB CARL BRIAN;HUTH BRIAN P.;REINHARDT GREGORY E.;UNITED TECHNOLOGIES CORPORATION |
发明人 |
KLINETOB CARL BRIAN;HUTH BRIAN P.;REINHARDT GREGORY E. |
分类号 |
F01D5/30 |
主分类号 |
F01D5/30 |
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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