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    • 5. 发明授权
    • Retractable composite rotor blade assembly
    • 伸缩复合转子叶片组件
    • US08459948B2
    • 2013-06-11
    • US12582889
    • 2009-10-21
    • Esteban A. CaraballosoAli M. Sadegh
    • Esteban A. CaraballosoAli M. Sadegh
    • B64C11/28
    • B64C27/50B64C11/28B64C27/46B64C27/473B64C27/51B64C2027/4736F05D2250/90
    • A retractable rotor blade for a flying vehicle includes an interlink assembly having interconnected link base subassemblies, a helical ribbon assembly reinforcing the interlink assembly, and a flexible and elastic sleeve that covers the interlink and helical ribbon assemblies in extended and retracted states of the rotor blade. Each link base subassembly has a damper for dampening movement of the interlink assembly during extension and retraction of the rotor blade, a pair of retractable links by which the link base subassembly is interconnected with another of the link base subassemblies, a link hub, and a pair of locking arms housed in the link hub for locking the rotor blade in the extended state. The helical ribbon assembly has sequentially overlapped ribbons helically wound around the interlink assembly. The flexible and elastic sleeve has a flexible and elastic skin and elastic ribs for imparting rigidity to the flexible and elastic skin.
    • 用于飞行车辆的可伸缩转子叶片包括具有相互连接的基座子组件的互连组件,加强相互连接组件的螺旋形带组件以及在转子叶片的延伸和缩回状态下覆盖互连和螺旋形带组件的柔性和弹性套筒 。 每个链接底座组件具有阻尼器,用于在转子叶片的延伸和缩回期间阻尼互连组件的运动,一对可缩回的连杆,链节基部组件通过该可伸缩的连杆与另一个连杆底座组件相连, 一对锁定臂容纳在连接毂中,用于将转子叶片锁定在伸出状态。 螺旋带组件具有螺旋缠绕在互连组件周围的顺序重叠的带。 柔性和弹性套筒具有弹性和弹性的皮肤和弹性肋,用于赋予柔性和弹性皮肤刚性。
    • 6. 发明申请
    • DISC ROTOR RETRACTION SYSTEM
    • 光盘转子回缩系统
    • US20120219417A1
    • 2012-08-30
    • US13037205
    • 2011-02-28
    • Daniel M. Podgurski
    • Daniel M. Podgurski
    • F04D29/36F04D19/00
    • B64C27/32B64C11/003B64C27/00B64C27/30B64C27/46B64C27/467B64C27/473
    • A disc rotor blade retraction system includes a main blade spar incorporating a hydraulic cylinder and having a screw thread, A ball screw is concentrically carried within the main blade spar and is operably connected to a ball nut which has an outboard end connected to an intermediate spar with a hydraulic piston received for reciprocation in the hydraulic cylinder. A first geared actuator engages the ball screw and a second geared actuator engages the main blade spar screw thread. A hydraulic fluid accumulator providing pressurized hydraulic fluid is connected to an outboard end of the hydraulic cylinder and a controller actuates the first and second geared actuators.
    • 圆盘转子叶片回缩系统包括一个包括液压缸并具有螺纹的主叶片翼梁。一个滚珠丝杠同心地承载在主叶片翼梁内,并且可操作地连接到一个滚珠螺母,该滚珠螺母具有连接到中间翼梁的外侧端 液压活塞被接收用于在液压缸中往复运动。 第一个齿轮传动执行机构接合滚珠丝杠,第二个齿轮传动部件接合主叶片翼梁螺纹。 提供加压液压流体的液压流体蓄能器连接到液压缸的外侧端,并且控制器致动第一和第二齿轮传动的致动器。
    • 7. 发明授权
    • Retractable lifting blades for aircraft
    • 用于飞机的伸缩式提升叶片
    • US07475847B2
    • 2009-01-13
    • US11317855
    • 2005-12-22
    • Allen J. Gerbino
    • Allen J. Gerbino
    • B64C27/52
    • B64C27/022B64C27/26B64C27/30B64C27/32B64C27/46B64C27/605
    • A rotor blade assembly for providing vertical lift to an aircraft, having a rotor head and a plurality of blades, with each blade attached to a mechanism such as a cam surface, whereby movement of the mechanism causes the radial distance between the distal tip of the attached blade and the center of the rotor head to alter, decreasing or increasing the length of the lifting surface. The blades are moved from a fully extended position providing maximum lift, to a retracted position in which the blades are removed from the airstream. The pitch of the blades may be controlled by a pitch controller to achieve full helicopter responsiveness. A plurality of bladeletts may be positioned near the outer periphery of the rotor head. When they are moved into the airstream, passing air impacts the bladeletts exerting a pressure, causing rotational movement of the rotor blade assembly.
    • 一种用于向航空器提供垂直升降机的转子叶片组件,其具有转子头部和多个叶片,每个叶片附接到诸如凸轮表面的机构,由此机构的运动导致所述机翼的远端之间的径向距离 连接的叶片和转子头的中心以改变,减小或增加提升表面的长度。 叶片从提供最大提升的完全延伸位置移动到叶片从气流中移除的缩回位置。 叶片的桨距可由桨距控制器控制,以实现全直升机响应。 多个叶片可以位于转子头的外周边附近。 当它们移入气流中时,通过的空气冲击施加压力的叶片,引起转子叶片组件的旋转运动。
    • 10. 发明申请
    • Aerofoils
    • 机动航空
    • US20050207895A1
    • 2005-09-22
    • US10958589
    • 2004-10-06
    • Shaun Dunn
    • Shaun Dunn
    • B64C27/467B64C21/02B64C21/04B64C23/06B64C27/46B63H1/26
    • B64C27/46B64C2230/04B64C2230/20B64C2230/22B64C2230/28Y02T50/166
    • An aerofoil has a body, and at least one flow control device, the flow control device including a passage within the body of the aerofoil, and a passage outlet at an upper aerofoil surface of the aerofoil, whereby in use, air from the passage passes through the passage outlet to affect airflow over the upper surface of the aerofoil over at least a range of incidence angles, wherein the passage outlet is provided by an outlet fitting which is secured relative to the upper surface of the aerofoil, the outlet fitting including a surface part which lies contiguously with the surrounding upper aerofoil surface so there is no or only a minimal discontinuity where the surface part and the surrounding upper aerofoil surface interface, the surface part of the fitting further including an opening which communicates with the passage within the body of the aerofoil.
    • 机翼具有主体和至少一个流量控制装置,该流量控制装置包括在机翼的主体内的通道和在机翼的上部机翼表面处的通道出口,由此在使用中,来自通道的空气通过 通过通道出口在至少一个入射角范围内影响机翼上表面上的气流,其中通道出口由相对于机翼的上表面固定的出口接头提供,出口接头包括一个 表面部分与周围的上机翼表面相邻,因此没有或只有最小的不连续性,其中表面部分和周围的上翼面接合,配件的表面部分还包括与体内的通道连通的开口 的机翼。