发明名称 Pencil Sharpener
摘要 A pencil-sharpener tool for carpenter pencils includes a housing, a pencil-tip-insertion hole, and a hex-bit-drive hole. The pencil-tip-insertion hole may configured in to receive a portion of a carpenter pencil. The hex-bit-drive hole may extend at least partially through the housing opposite the pencil-tip-insertion hole. The hex-bit-drive hole may also be in axial alignment with the pencil-tip-insertion hole and the central axis of the housing. The housing, the pencil-tip insertion hole, and the hex-bit-drive hole may be in fixed relation to each other, and may move in unison when the hex bit is inserted inside the hex-bit-drive hole and rotates clockwise or counterclockwise.
申请公布号 US2011258863(A1) 申请公布日期 2011.10.27
申请号 US201113094804 申请日期 2011.04.26
申请人 HAMMER WALTER F 发明人 HAMMER WALTER F.
分类号 B43L23/08 主分类号 B43L23/08
代理机构 代理人
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