Invention Grant
- Patent Title: Aircraft gas turbine having a booster bleed duct in a stator vane root element of a bypass duct
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Application No.: US13859300Application Date: 2013-04-09
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Publication No.: US09909433B2Publication Date: 2018-03-06
- Inventor: Knut Rosenau , Lars Pettersson , Lutz Bilger , Andrew Cox
- Applicant: Rolls-Royce Deutschland Ltd & Co KG
- Applicant Address: DE Blakenfelde Mahlow
- Assignee: ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
- Current Assignee: ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
- Current Assignee Address: DE Blakenfelde Mahlow
- Agency: Shuttleworth & Ingersoll, PLC
- Agent Timothy J. Klima
- Priority: DE102012007130 20120410
- Main IPC: F02C9/18
- IPC: F02C9/18 ; F01D9/04 ; F02K3/04 ; F02K3/075

Abstract:
An aircraft gas turbine has a core engine and a bypass duct surrounding the latter, where the core engine includes in its inflow zone a booster, in the area of which at least one booster bleed duct is provided for supplying an airflow from the booster into the bypass duct, and a stator vane row arranged in the bypass duct downstream of a fan. A vane root of the stator vane is designed as a structural element mounting the core engine, and the booster bleed duct is provided inside the vane root and issues downstream of the stator vane into the bypass duct.
Public/Granted literature
- US20130276453A1 AIRCRAFT GAS TURBINE HAVING A BOOSTER BLEED DUCT IN A STATOR VANE ROOT ELEMENT OF A BYPASS DUCT Public/Granted day:2013-10-24
Information query
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