发明名称 |
Gas turbine engine centrifugal impeller |
摘要 |
In one embodiment a centrifugal impeller has an axis of rotation, a plurality of blades, and a plurality of pitches defined between the blades. A cavity may be formed in a back side of the impeller, opposite with at least one of the plurality of pitches. In one form the cavity may not extend below a radius determined according to a stress criteria or stress limitation. |
申请公布号 |
US8241005(B2) |
申请公布日期 |
2012.08.14 |
申请号 |
US20080288053 |
申请日期 |
2008.10.16 |
申请人 |
EMMERSON CALVIN W.;RESS, JR. ROBERT A.;HAMMOND STEPHEN N.;ROLLS-ROYCE NORTH AMERICAN TECHNOLOGIES, INC. |
发明人 |
EMMERSON CALVIN W.;RESS, JR. ROBERT A.;HAMMOND STEPHEN N. |
分类号 |
B64C11/24;F01D5/18 |
主分类号 |
B64C11/24 |
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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