HOLLOW AIRFOIL WITH COMPOSITE COVER AND FOAM FILLER
- 申请公布号：
- WO2014099366(A1)
- 申请号：
- WO2013US72995
- 申请日期：
- 2013.12.04
- 申请公布日期：
- 2014.06.26
- 申请人：
- UNITED TECHNOLOGIES CORPORATION
- 发明人：
- HUI, KWAN;WEISSE, MICHAEL, A.;LUSSIER, DARIN, S.;HUTTENHOWER, HILLARY, A.
- 分类号：
- F01D5/18;F01D5/00;F02C7/00
- 主分类号：
- F01D5/18
- 摘要：
- A hollow article includes a metallic hollow article formed from a having a first major surface, an internal cavity with an opening in the first major surface, and a socket around the opening; a cover of composite material received in the socket and covering the opening; and a filler material of foam in the internal cavity.
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