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    • 6. 发明授权
    • Stiff-in-plane rotor configuration
    • 刚体平面转子配置
    • US08956117B2
    • 2015-02-17
    • US13144448
    • 2009-01-19
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • B64C27/33B64C27/32
    • B64C27/35B64C27/32B64C27/33B64C27/39B64C27/48
    • A rotor assembly for a rotary-wing aircraft, the rotor having a central hub assembly with a flexure-type, twist-shank yoke with multiple arms, each arm being adapted for a rotor blade to be mounted thereto. The arms provide for pitch changes of blades attached to the yoke through twisting of portions of the arms about a corresponding pitch axis. An inboard pitch bearing associated with each arm is attached to the hub assembly and allows for rotation of the attached blade about the pitch axis, the inboard pitch bearing also allowing for out-of-plane motion of the arm relative to the hub assembly about a flapping axis. An outboard pitch bearing associated with each arm is attached to the associated arm a selected distance from the inboard pitch bearing and allows for rotation of the attached blade about the pitch axis.
    • 一种用于旋转翼飞行器的转子组件,该转子具有中心轮毂组件,其具有带有多个臂的挠曲型扭转柄轭,每个臂适于安装在其上的转子叶片。 臂通过扭转相应的俯仰轴线的臂的部分来提供附接到轭的叶片的桨距变化。 与每个臂相关联的内侧变桨轴承附接到轮毂组件并且允许所附接的叶片围绕俯仰轴线旋转,内侧变桨轴承还允许臂相对于轮毂组件的平面外运动绕一个 拍动轴。 与每个臂相关联的外侧变桨轴承从相对于内侧变桨轴承的选定距离附接到相关联的臂,并且允许所附接的叶片围绕桨距轴线旋转。
    • 8. 发明授权
    • Aircraft rotor with discrete flap hinge
    • 具有离散翼片铰链的飞机转子
    • US09352830B2
    • 2016-05-31
    • US13455814
    • 2012-04-25
    • Frank B. StampsDavid A. PopelkaTom DonovanPatrick R. TisdaleRichard E. Rauber
    • Frank B. StampsDavid A. PopelkaTom DonovanPatrick R. TisdaleRichard E. Rauber
    • B64C27/39B64C27/48
    • B64C27/39B64C27/48
    • An aircraft rotor assembly has upper and lower hub plates adapted to be mounted to a central rotor mast for rotation therewith. A plurality of radial arms is connected to at least two flap bearings mounted between the hub plates and forming a discrete flap hinge, each flap hinge defining a flap axis and allowing rotation of the associated arm relative to the hub plates and about the corresponding flap axis. Each of a plurality of blade grips is rotatably connected to one of the arms for rotation about a pitch axis and adapted for mounting of a blade to each blade grip, such that each blade is capable of rotation with the grip about the pitch axis and capable of rotation together with the corresponding arm relative to the hub plates and about the corresponding flap axis.
    • 飞机转子组件具有适于安装到中心转子桅杆上的上和下毂板,以与其一起旋转。 多个径向臂连接到安装在轮毂板之间并形成离散的翼片铰链的至少两个翼片轴承,每个翼片铰链限定翼片轴线并允许相关联的臂相对于轮毂板和相应翼片轴线的旋转 。 多个叶片夹具中的每一个可旋转地连接到一个臂上,用于围绕俯仰轴线旋转,并适于将叶片安装到每个叶片手柄上,使得每个叶片能够围绕俯仰轴线旋转,并且能够 与相应的臂相对于轮毂板和围绕相应的翼片轴线旋转。
    • 9. 发明申请
    • Stiff-in-Plane Rotor Configuration
    • 平面转子配置
    • US20110274548A1
    • 2011-11-10
    • US13144448
    • 2009-01-19
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • F04D29/04
    • B64C27/35B64C27/32B64C27/33B64C27/39B64C27/48
    • A rotor assembly for a rotary-wing aircraft, the rotor having a central hub assembly with a flexure-type, twist-shank yoke with multiple arms, each arm being adapted for a rotor blade to be mounted thereto. The arms provide for pitch changes of blades attached to the yoke through twisting of portions of the arms about a corresponding pitch axis. An inboard pitch bearing associated with each arm is attached to the hub assembly and allows for rotation of the attached blade about the pitch axis, the inboard pitch bearing also allowing for out-of-plane motion of the arm relative to the hub assembly about a flapping axis. An outboard pitch bearing associated with each arm is attached to the associated arm a selected distance from the inboard pitch bearing and allows for rotation of the attached blade about the pitch axis.
    • 一种用于旋转翼飞行器的转子组件,该转子具有中心轮毂组件,其具有带有多个臂的挠曲型扭转柄轭,每个臂适于安装在其上的转子叶片。 臂通过扭转相应的俯仰轴线的臂的部分来提供附接到轭的叶片的桨距变化。 与每个臂相关联的内侧变桨轴承附接到轮毂组件并且允许所附接的叶片围绕俯仰轴线旋转,内侧变桨轴承还允许臂相对于轮毂组件的平面外运动绕一个 拍动轴。 与每个臂相关联的外侧变桨轴承从相对于内侧变桨轴承的选定距离附接到相关联的臂,并且允许所附接的叶片围绕桨距轴线旋转。
    • 10. 发明申请
    • STIFF-IN-PLANE ROTOR CONFIGURATION
    • 棘轮式转子配置
    • US20150158583A1
    • 2015-06-11
    • US14623615
    • 2015-02-17
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • Frank B. StampsPatrick R. TisdaleTom DonovanRichard E. Rauber
    • B64C27/35B64C27/48B64C27/39
    • B64C27/35B64C27/32B64C27/33B64C27/39B64C27/48
    • A rotor assembly for a rotary-wing aircraft, the rotor having a central hub assembly with a flexure-type, twist-shank yoke with multiple arms, each arm being adapted for a rotor blade to be mounted thereto. The arms provide for pitch changes of blades attached to the yoke through twisting of portions of the arms about a corresponding pitch axis. An inboard pitch bearing associated with each arm is attached to the hub assembly and allows for rotation of the attached blade about the pitch axis, the inboard pitch bearing also allowing for out-of-plane motion of the arm relative to the hub assembly about a flapping axis. An outboard pitch bearing associated with each arm is attached to the associated arm a selected distance from the inboard pitch bearing and allows for rotation of the attached blade about the pitch axis.
    • 一种用于旋转翼飞行器的转子组件,该转子具有中心轮毂组件,其具有带有多个臂的挠曲型扭转柄轭,每个臂适于安装在其上的转子叶片。 臂通过扭转相对于俯仰轴线的臂的部分来提供附接到轭的叶片的桨距变化。 与每个臂相关联的内侧变桨轴承附接到轮毂组件并且允许所附接的叶片围绕俯仰轴线旋转,内侧变桨轴承还允许臂相对于轮毂组件的平面外运动绕一个 拍动轴。 与每个臂相关联的外侧变桨轴承从相对于内侧变桨轴承的选定距离附接到相关联的臂,并且允许所附接的叶片围绕桨距轴线旋转。