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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0076668 (1993-06-15) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 9 인용 특허 : 0 |
Hollow airfoils, such as fan blades, nozzles and struts used in axial flow gas turbine engines, that have improved resistance to impact from foreign objects are disclosed. Relocation of airfoil material is used to preferentially strengthen the airfoil to respond to the stress from the impact of a fo
A hollow airfoil including a flow axis that extends from a forward location to an aft location, said hollow airfoil comprising: a) a root section located at the base of said airfoil; b) a tip section located distally from said root section; c) a leading edge connecting said root section and said tip
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