发明名称 Detachable handle trowel
摘要 A trowel handle having a blade, one or more upright supports mounted on that blade and a handle adapted for detachably engaging that support is disclosed. The handle includes a channel having tapered sidewalls configured to form a wedge-like engagement with a respective support, thereby precluding the handle's displacement relative to the blade absent the imposition of a force of considerable magnitude directed in a preselected direction.
申请公布号 US5193244(A) 申请公布日期 1993.03.16
申请号 US19900629388 申请日期 1990.12.18
申请人 发明人
分类号 E04F21/06 主分类号 E04F21/06
代理机构 代理人
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