Invention Grant
- Patent Title: Device for sealing between the coaxial shafts of a turbomachine
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Application No.: US14390726Application Date: 2013-03-08
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Publication No.: US09909452B2Publication Date: 2018-03-06
- Inventor: Arnaud Jean-Marie Pierrot , Serge Rene Morreale
- Applicant: SNECMA
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Pillsbury Winthrop Shaw Pittman LLP
- Priority: FR1253133 20120405
- International Application: PCT/FR2013/050485 WO 20130308
- International Announcement: WO2013/150198 WO 20131010
- Main IPC: F01D25/18
- IPC: F01D25/18 ; F16J15/40 ; F16J15/42 ; F16J15/54 ; F16J15/34 ; F02C3/067 ; F02C7/28 ; F01D11/02
Abstract:
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.
Public/Granted literature
- US20150063981A1 DEVICE FOR SEALING BETWEEN THE COAXIAL SHAFTS OF A TURBOMACHINE Public/Granted day:2015-03-05
Information query
