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    • 2. 发明申请
    • Vehicle propulsion system
    • 车辆推进系统
    • US20060131832A1
    • 2006-06-22
    • US11264591
    • 2005-11-01
    • Stuart LindsayDavid McMathMark Walker
    • Stuart LindsayDavid McMathMark Walker
    • B62M1/14
    • F16D51/00A61G5/023A61G5/026A61G5/1051A61G5/1072F16D2121/14F16D2125/40F16D2125/66
    • A human-powered vehicle includes a driven wheel with a cantilevered hub, and a hand-operable crank for vehicle propulsion. In a wheelchair the hand cranks are supported on towers that are lowerable to fit under a desk or table. With the vehicle at rest, cranking motion of the crank in a first rotational direction propels the vehicle forward and cranking motion of the crank in a second rotational direction propels the vehicle backward. With the vehicle in forward motion, cessation of crank rotation allows free rotation of the wheel, and crank torque applied in a sense opposing forward vehicle motion applies a braking force to the wheel. An electric vehicle includes a transmission wheel hub that provides similar functions with an electric drive, such as for a wheelchair.
    • 人力车辆包括具有悬臂轮毂的从动轮和用于车辆推进的手动操作曲柄。 在轮椅上,手柄支撑在可以放置在桌子或桌子下方的塔上。 在车辆静止时,曲柄在第一旋转方向上的起动运动推动车辆向前,并且曲柄在第二旋转方向上的起动运动推动车辆向后。 随着车辆向前运动,曲柄旋转的停止允许轮的自由旋转,并且在与向前车辆运动相反的意义上施加的曲柄扭矩向车轮施加制动力。 电动车辆包括传动轮毂,其提供与电动驱动器类似的功能,例如用于轮椅。