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    • 5. 发明授权
    • Fan blade anti-fretting insert
    • 风扇叶片防磨损插件
    • US08568102B2
    • 2013-10-29
    • US12372755
    • 2009-02-18
    • David H. MenheereQuantai LiuPhilip Ridyard
    • David H. MenheereQuantai LiuPhilip Ridyard
    • B63H1/20B63H13/00
    • F01D5/3092F01D11/008Y10T29/49316
    • A fan blade anti-fretting insert is described whereby to reduce wear between the root portion of a fan blade and the root slot of the rotor fan hub of a turbo fan engine to which the fan blade are secured. The anti-fretting insert can be formed of a composite spring material having a memory and is dimensioned and shaped to be fitted between the fan blade platform and the outer surface portion of the rotor fan hub between adjacent fan blades, whereby to apply a pushing force against the platform and consequently to the fan blades secure thereto thereby applying a resulting pulling force on the root portion of the fan blades to prevent rocking of the root portion in their root slots formed in the rotor fan hub.
    • 描述了一种风扇叶片抗微动插入件,以减少风扇叶片的根部与风扇叶片固定到涡轮风扇发动机的转子风扇轮毂的根槽之间的磨损。 抗磨损插入件可以由具有记忆体的复合弹簧材料形成,并且其尺寸和形状被设计成装配在风扇叶片平台与相邻风扇叶片之间的转子风扇毂的外表面部分之间,从而施加推力 抵靠平台,从而使风扇叶片固定到其上,从而将风力叶片的根部上产生的拉力施加到风扇叶片的根部上,以防止在形成于转子风扇毂中的根槽中的根部部分发生摆动。
    • 6. 发明申请
    • FAN BLADE ANTI-FRETTING INSERT
    • 风扇刀片防伪插件
    • US20100209253A1
    • 2010-08-19
    • US12372755
    • 2009-02-18
    • David H. MenheereQuantai LiuPhilip Ridyard
    • David H. MenheereQuantai LiuPhilip Ridyard
    • F01D5/30B23P15/04
    • F01D5/3092F01D11/008Y10T29/49316
    • A fan blade anti-fretting insert is described whereby to reduce wear between the root portion of a fan blade and the root slot of the rotor fan hub of a turbo fan engine to which the fan blade are secured. The anti-fretting insert can be formed of a composite spring material having a memory and is dimensioned and shaped to be fitted between the fan blade platform and the outer surface portion of the rotor fan hub between adjacent fan blades, whereby to apply a pushing force against the platform and consequently to the fan blades secure thereto thereby applying a resulting pulling force on the root portion of the fan blades to prevent rocking of the root portion in their root slots formed in the rotor fan hub.
    • 描述了一种风扇叶片抗微动插入件,以减少风扇叶片的根部与风扇叶片固定到涡轮风扇发动机的转子风扇轮毂的根槽之间的磨损。 抗磨损插入件可以由具有记忆体的复合弹簧材料形成,并且其尺寸和形状被设计成装配在风扇叶片平台与相邻风扇叶片之间的转子风扇毂的外表面部分之间,从而施加推力 抵靠平台,从而使风扇叶片固定到其上,从而将风力叶片的根部上产生的拉力施加到风扇叶片的根部上,以防止在形成于转子风扇毂中的根槽中的根部部分发生摆动。