Invention Grant
US09410438B2 Dual rotor blades having a metal leading airfoil and a trailing airfoil of a composite material for gas turbine engines
有权
具有金属引导翼型和用于燃气涡轮发动机的复合材料的尾翼的双转子叶片
- Patent Title: Dual rotor blades having a metal leading airfoil and a trailing airfoil of a composite material for gas turbine engines
- Patent Title (中): 具有金属引导翼型和用于燃气涡轮发动机的复合材料的尾翼的双转子叶片
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Application No.: US13789794Application Date: 2013-03-08
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Publication No.: US09410438B2Publication Date: 2016-08-09
- Inventor: Hong Yu
- Applicant: PRATT & WHITNEY CANADA CORP.
- Applicant Address: unknown Longueuil, Quebec
- Assignee: PRATT & WHITNEY CANADA CORP.
- Current Assignee: PRATT & WHITNEY CANADA CORP.
- Current Assignee Address: unknown Longueuil, Quebec
- Agency: Norton Rose Fulbright Canada
- Main IPC: F01D5/28
- IPC: F01D5/28 ; F01D5/14
Abstract:
A rotor dual-blade for a gas turbine engine that has a first blade component extending radially between a root and a tip and a second blade component, separate from the first component, extending radially between a root and a tip, wherein the second blade component is downstream, in series, of the first blade component and at least the first blade component is made of metal while the second blade component is a light weight composite material.
Public/Granted literature
- US20140255197A1 ROTOR BLADES FOR GAS TURBINE ENGINES Public/Granted day:2014-09-11
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