- 专利标题: Device for sealing between the coaxial shafts of a turbomachine
-
申请号: US14390726申请日: 2013-03-08
-
公开(公告)号: US09909452B2公开(公告)日: 2018-03-06
- 发明人: Arnaud Jean-Marie Pierrot , Serge Rene Morreale
- 申请人: SNECMA
- 申请人地址: FR Paris
- 专利权人: SNECMA
- 当前专利权人: SNECMA
- 当前专利权人地址: FR Paris
- 代理机构: Pillsbury Winthrop Shaw Pittman LLP
- 优先权: FR1253133 20120405
- 国际申请: PCT/FR2013/050485 WO 20130308
- 国际公布: WO2013/150198 WO 20131010
- 主分类号: F01D25/18
- IPC分类号: F01D25/18 ; F16J15/40 ; F16J15/42 ; F16J15/54 ; F16J15/34 ; F02C3/067 ; F02C7/28 ; F01D11/02
摘要:
A device for sealing the coaxial shafts of a turbomachine includes an annular seal able to perform sealing by contact with the outer shaft, and a lubricating device to lubricate the region of contact between the annular seal and the outer shaft.
公开/授权文献
信息查询