Invention Grant
- Patent Title: Pitch control ring for stator vanes of a turbomachine
- Patent Title (中): 用于涡轮机定子叶片的间距控制环
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Application No.: US12249345Application Date: 2008-10-10
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Publication No.: US08226357B2Publication Date: 2012-07-24
- Inventor: Michel Andre Bouru , Jean-Christophe Leininger
- Applicant: Michel Andre Bouru , Jean-Christophe Leininger
- Applicant Address: FR Paris
- Assignee: SNECMA
- Current Assignee: SNECMA
- Current Assignee Address: FR Paris
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: FR0758244 20071012
- Main IPC: F01D17/12
- IPC: F01D17/12
Abstract:
A turbomachine including a variable-pitch stator vane stage is disclosed. A control ring that is coaxial around the casing includes two segments that are assembled together by side connection straps fastened on either side of the segments with mutual insetting and in the vicinity of the ends of the segments.
Public/Granted literature
- US20090116954A1 PITCH CONTROL RING FOR STATOR VANES OF A TURBOMACHINE Public/Granted day:2009-05-07
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