发明名称 HOSE SUPPORTING SPOOL DEVICE HAVING ROTATABLE COUPLING
摘要 <p>A hose supporting spool device includes a spool rotatably secured to a support device for winding a hose, a shaft secured to the support device and having a passage, a block formed on the shaft and having a peripheral slot and one or more grooves communicating the peripheral slot of the block with the passage of the shaft. A housing is rotatably engaged onto the block and the shaft and has a mouth coupled to a water reservoir. Two gaskets are engaged on the sides of the block and have curved recesses for receiving the curved outer portions of the block.</p>
申请公布号 CA2380553(A1) 申请公布日期 2003.06.21
申请号 CA20022380553 申请日期 2002.04.05
申请人 GUO, WEN-LI 发明人 GUO, WEN-LI
分类号 B65H75/40;B65H75/44;(IPC1-7):B65H75/34 主分类号 B65H75/40
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