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    • 2. 发明申请
    • Proprotor blade with leading edge slot
    • Proprotor刀片带前缘槽
    • US20060239824A1
    • 2006-10-26
    • US10543222
    • 2003-01-23
    • Daniel RobertsonDudley SmithCharles HollimonJimmy NarramoreB. Mullins
    • Daniel RobertsonDudley SmithCharles HollimonJimmy NarramoreB. Mullins
    • A23L3/18
    • B64C11/16B64C27/467B64C29/0033
    • A proprotor blade (27a, 27b, 127a, 127b) having a fixed, spanwise, leading edge slot (215) located in at least the inboard portion of the proprotor is disclosed. The slot (215) is formed by a selectively shaped slat (217) disposed in a selectively shaped recessed area (219) located at the leading edge (202) of the main portion of the proprotor blade. The slot (215) is selectively shaped so the a portion of the airflow over the lower airfoil surface of the proprotor blade is diverted between the main portion of the proprotor blade and the slat (217) and exits at the upper airfoil surface of the proprotor blade. The present invention may be used on both military-type tiltrotor aircraft (11) and civilian-type tiltrotor aircraft (111) with only minor variations to accommodate the different shapes of the proprotor blades.
    • 公开了一种具有固定的,翼展方向的前缘槽(215)的推进器叶片(27a,27b,127a,127b),其位于至少在推进器的内侧部分中。 狭槽215由位于驱动器叶片的主要部分的前缘(202)上的选择性形状的凹入区域(219)中的选择性地成形的板条(217)形成。 狭槽215被选择成形,使得在推进器叶片的下翼面表面上的气流的一部分在推进器叶片的主要部分和板条(217)之间转向并在推进器的上部翼型表面处离开 刀。 本发明可以用于军用型倾转旋翼飞机(11)和民用型倾转旋翼飞机(111),只有微小的变化来适应不同形状的推进器叶片。
    • 5. 发明申请
    • Retractable vortex generator
    • 可伸缩涡流发生器
    • US20070018056A1
    • 2007-01-25
    • US11477806
    • 2006-06-30
    • Jimmy Narramore
    • Jimmy Narramore
    • B64C21/10
    • B64C23/06Y02T50/162
    • A flow control device is disclosed including a flow control surface over which fluid is designed to flow in a predetermined direction. Vortex generators are associated with the flow control surface. Each respective vortex generator has a pivot axis that forms an acute angle with respect to the predetermined direction and is capable of being positioned in both of an extended state, in which the respective vortex generators function to create a swirling fluid flow, and a retracted state, in which the respective vortex generators are pivoted via the pivot axis so as to lie adjacent to the flow control surface. An actuator is associated with each of the vortex generators, each actuator adapted to position the associated vortex generator between the extended and retracted states. The flow control device is disclosed to be used in tiltrotor vehicles.
    • 公开了一种流量控制装置,其包括流动控制表面,流体被设计成沿预定方向流动。 涡流发生器与流量控制表面相关联。 每个相应的涡流发生器具有相对于预定方向形成锐角的枢转轴线,并且能够被定位在两个扩展状态中,其中相应的涡流发生器用于产生旋转流体流,并且缩回状态 ,其中相应的涡流发生器经由枢转轴线枢转,以便邻近流动控制表面。 致动器与每个涡流发生器相关联,每个致动器适于将相关联的涡流发生器定位在延伸状态和缩回状态之间。 流量控制装置被公开用于倾斜转向器车辆中。