Invention Grant
- Patent Title: Sealing a hub cavity of an exhaust casing in a turbomachine
- Patent Title (中): 密封涡轮机中的排气套管的轮毂腔
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Application No.: US12330909Application Date: 2008-12-09
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Publication No.: US08172526B2Publication Date: 2012-05-08
- Inventor: Xavier Firmin Camille Jean Lescure , Aurelien Rene-Pierre Massot , Sebastien Jean Laurent Prestel , Christian Rene Schnell
- Applicant: Xavier Firmin Camille Jean Lescure , Aurelien Rene-Pierre Massot , Sebastien Jean Laurent Prestel , Christian Rene Schnell
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR0708713 20071214
- Main IPC: F01D25/12
- IPC: F01D25/12 ; F01D25/24 ; F01D25/16
Abstract:
The exhaust casing of a turbomachine includes a cylindrical jacket for guiding a flow of exhaust gas and for defining a hub cavity inside the casing, the jacket including at its ends an annular flange and a radial annular portion extending inwards and formed with an annular rim that is designed to be received in an annular groove of the inner wall of the exhaust casing to close the hub cavity in substantially sealed manner.
Public/Granted literature
- US20090155071A1 SEALING A HUB CAVITY OF AN EXHAUST CASING IN A TURBOMACHINE Public/Granted day:2009-06-18
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