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    • 32. 发明授权
    • Back washing device
    • 回洗设备
    • US4420850A
    • 1983-12-20
    • US340313
    • 1982-01-18
    • Larry E. Moore
    • Larry E. Moore
    • A47K7/04A61H7/00A61H33/00
    • A47K7/04A61H7/002
    • A device for back washing and the like including a guide assembly with a front panel having a zigzag slot therethrough comprising a plurality of interconnected, alternating, sloped runs. A traveler assembly is mounted on the guide assembly and is movable along the runs. The traveler assembly includes a mounting block with a guide pin extending therefrom and having a retainer attached thereto for retaining the guide pin slidably positioned within the slot. A pad or brush is detachably mounted on the mounting block for engagement by a person simultaneously with the traveler assembly moving on the guide assembly.
    • 一种用于背部洗涤的装置等包括具有前面板的引导组件,该前面板具有通过其的锯齿形槽,其包括多个相互连接的,交替的,倾斜的行程。 旅行者组件安装在导向组件上并且可沿着跑道移动。 旅行者组件包括具有从其延伸的引导销并具有附接到其上的保持器的安装块,用于保持引导销可滑动地定位在槽内。 垫或刷可拆卸地安装在安装块上,用于与人同时与在导向组件上移动的滑行组件接合。