发明名称 Turf aerator footwear attachment
摘要 A device that aids in the aeration of a lawn is provided that attaches to the bottom of ones shoes and provides for core aeration while performing other yard care tasks. A metal plate which is adjustable for various size shoes is provided with attachment straps for attachment to conventional outdoor footwear. Steel tubes approximately 2 inches long will protrude from the bottom of the plates, and are spring biased against the bottom plate such that the soil core is ejected during the natural stride of the wearer.
申请公布号 US6223456(B1) 申请公布日期 2001.05.01
申请号 US19990444092 申请日期 1999.11.22
申请人 HAWKINS MELANIE ANN 发明人 HAWKINS MELANIE ANN
分类号 A01B1/24;A43B3/00;A43B3/16;A43C15/16;(IPC1-7):A43B3/00 主分类号 A01B1/24
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