发明名称 SURFACE MAINTENANCE MACHINE WITH A QUICK ALIGNMENT MECHANISM FOR A CLEANING TOOL
摘要 A cleaning head assembly for a surface maintenance machine comprising a cleaning tool having a tool adapter, a driver adapted to provide a generally rotational motion to the cleaning tool to clean the floor surface, the driver being releasably connected to the tool adapter of the cleaning tool by a hub, and an aligning receptacle coupled to the tool adapter of the cleaning tool and positioned between the hub and the tool adapter, the aligning receptacle having an receptacle opening for receiving the hub, wherein the aligning receptacle is adapted to guide and matingly seat the hub into the receptacle opening and thereby engage the cleaning tool to the driver such that the cleaning tool and the driver are rotationally aligned and a rotational motion of the driver is transferred to the cleaning tool by the hub.
申请公布号 WO2016191175(A3) 申请公布日期 2017.01.12
申请号 WO2016US33091 申请日期 2016.05.18
申请人 TENNANT COMPANY 发明人 LARSON, Warren L.;WILLIAMS, Kevin R.;RUNNOE, Adam J.C.;LEHMAN, Ronald W.
分类号 A47L11/40;A47L11/283;E01H1/05 主分类号 A47L11/40
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