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    • 9. 发明授权
    • Retractable wheel system for towable baggage
    • 牵引式拖车系统
    • US07861834B2
    • 2011-01-04
    • US11966753
    • 2007-12-28
    • Aaron GorgaChris W. CicenasJoseph M. Lehman
    • Aaron GorgaChris W. CicenasJoseph M. Lehman
    • A45C5/00
    • A45C5/146A45C7/00A45C13/262
    • A towable baggage item is provided. The towable baggage item includes a body defining a storage compartment, the storage compartment configured to receive and carry objects. The towable baggage item also includes a retractable towing member coupled to the body. Furthermore, the towable baggage item also includes a retractable wheel assembly responsive to a position of the retractable towing member, wherein the retractable wheel assembly comprises at least one wheel and an actuator operatively coupled to each the wheel, wherein the actuator is movable along a first linear axis to extend and retract the wheel along a second linear axis different from the first linear axis.
    • 提供可拖曳的行李物品。 所述可拖曳行李物品包括限定储藏室的主体,所述储藏室被配置为接收和携带物品。 可牵引的行李物品还包括联接到身体的可收回的牵引构件。 此外,所述可拖曳行李物品还包括响应于所述可缩回牵引构件的位置的可缩回轮组件,其中所述可缩回轮组件包括至少一个轮和可操作地联接到每个所述车轮的致动器,其中所述致动器可沿第一 线性轴线沿着不同于第一线性轴线的第二直线轴延伸和缩回车轮。