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    • 10. 发明授权
    • Hand truck
    • 手推车
    • US08827305B2
    • 2014-09-09
    • US13504624
    • 2010-10-27
    • Akinori SaitoTohru Matsumoto
    • Akinori SaitoTohru Matsumoto
    • B62B5/06B62B3/14
    • B62B5/067B62B3/1476
    • A push handle comprises a pair of column support portions provided on left and right sides and extendable/contractible in a vertical direction, a holding rod portion integrally interposed between upper ends of the pair of column support portions and extends toward left and right outer sides of the column support portions, and column support lock locking an extended posture of the column support portion. A entire length of the column support portion when contracted is set to be shorter than one of longitudinal and lateral lengths of the loading platform surface, an entire length of the holding rod portion is set to be shorter than the other of the longitudinal and lateral lengths of the loading platform surface to allow fitting in an accommodating groove portion when the push handle is folded.
    • 推动手柄包括一对在左右两侧设置并在垂直方向上可伸缩的支撑部分,一体地插入在一对列支撑部分的上端之间的保持杆部分,并延伸到左侧和右侧外侧 柱支撑部分和柱支撑锁定锁定柱支撑部分的延伸姿态。 当收缩时,柱支撑部分的整个长度被设定为短于装载平台表面的纵向和横向长度之一,保持杆部分的整个长度被设定为短于纵向和横向长度中的另一个长度 的装载平台表面以允许当推动手柄折叠时装配在容纳槽部分中。