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    • 4. 发明授权
    • Caster wheel locking system for walk-behind mower
    • 脚踏车轮锁定系统,用于步行割草机
    • US07574850B1
    • 2009-08-18
    • US12136488
    • 2008-06-10
    • Dimitri Nunez
    • Dimitri Nunez
    • A01D34/00
    • A01D34/67A01D34/82A01D34/824A01D2034/6843Y10T16/195
    • A caster wheel locking system is provided for a walk-behind mower. The system includes a caster wheel lock on each of the front caster wheels that locks and aligns the front caster wheels in a forward direction if the traction drive bar is in the forward drive position, and unlocks the front caster wheels to allow the front caster wheels to steer freely if the traction drive bar is in the neutral position. A traction drive bar is connected to the handle and moves between a neutral position and a forward drive position in which the pair of rear wheels rotate to propel the mower forward.
    • 为落脚式割草机提供脚轮锁定系统。 如果牵引驱动杆处于向前驱动位置,该系统包括在每个前脚轮上的脚轮轮锁,其将前脚轮向前方锁定和对准,并且解锁前脚轮以允许前脚轮 如果牵引驱动杆处于中立位置,则自由转向。 牵引驱动杆连接到手柄并且在中立位置和前进驱动位置之间移动,在该驱动位置中,该对后轮旋转以向前推进割草机。