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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0615406 (1990-11-19) |
우선권정보 | GB-0027096 (1989-11-30) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 16 인용 특허 : 0 |
In a gas turbine firtree root tooth structure in which a firtree root is retained in a shaped slot in a turbine rotor disc by virtue of teeth cooperating with notches in the slot, the bearing surface of a root tooth is barrelled against a planar surface of the respective notch so as to give point co
In a gas turbine engine having a plurality of airfoil blades attached to a rotor disc, a root attachment for one blade, comprising a firtree root on the blade which has at least one tooth adapted to engage with a notch within a shaped slot formed in the disc to which the blade is attached, said at l
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