发明名称 Tree step socket
摘要 A socket for allowing a ratchet to be used to screw a folding tree step into or out of a tree trunk. The socket has two C-shaped brackets which are perpendicularly oriented relative to one another. With the foot peg of the tree step folded alongside the main support bar of the tree step, one bracket fits around the foot peg while the other bracket fits around the end of the main support bar to which the screw portion of the tree step is attached.
申请公布号 US5743353(A) 申请公布日期 1998.04.28
申请号 US19960725175 申请日期 1996.10.03
申请人 BROWNING, PAUL RAY;BROWNING, SR., PAUL RAY 发明人 BROWNING, PAUL RAY;BROWNING, SR., PAUL RAY
分类号 A63B27/00;E06C9/04;(IPC1-7):E06C9/00 主分类号 A63B27/00
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