Fast chip removal hole saw
    1.
    发明授权
    Fast chip removal hole saw 有权
    快速切屑清除孔锯

    公开(公告)号:US08622665B2

    公开(公告)日:2014-01-07

    申请号:US13024884

    申请日:2011-02-10

    IPC分类号: B23B51/05

    CPC分类号: B23B51/04

    摘要: A rotary tool accessory in one embodiment includes a base, a circular wall extending upwardly from the base about a central axis, the circular wall including an inner face, an outer face and a circular rim, a first cutting group including a first inwardly extending tooth extending from a location directly above the circular wall to a location closer to the central axis than the inner face, a first outwardly extending tooth extending from a location directly above the circular wall to a location farther from the central axis than the outer face, and a first gullet extending downwardly from the rim toward the base, a second cutting group including a second inwardly extending tooth, a second outwardly extending tooth, and a second gullet, and a toothless expanse of the rim extending between the first cutting group and the second cutting group.

    摘要翻译: 在一个实施例中的旋转工具附件包括基部,从基部围绕中心轴线向上延伸的圆形壁,所述圆形壁包括内表面,外表面和圆形边缘,第一切割组包括第一向内延伸的齿 从直立在圆形壁上方的位置延伸到比内表面更靠近中心轴线的位置,第一向外延伸的齿从圆形壁正上方的位置延伸到远离中心轴线比外表面更远的位置,以及 从所述边缘朝向所述基部向下延伸的第一齿槽,包括第二向内延伸的齿,第二向外延伸的齿和第二齿槽的第二切割组以及在所述第一切割组和所述第二切割组之间延伸的所述轮缘的无牙宽板 切割组。

    Fast Chip Removal Hole Saw
    2.
    发明申请
    Fast Chip Removal Hole Saw 有权
    快速切屑孔锯

    公开(公告)号:US20110217133A1

    公开(公告)日:2011-09-08

    申请号:US13024884

    申请日:2011-02-10

    IPC分类号: B23B51/04

    CPC分类号: B23B51/04

    摘要: A rotary tool accessory in one embodiment includes a base, a circular wall extending upwardly from the base about a central axis, the circular wall including an inner face, an outer face and a circular rim, a first cutting group including a first inwardly extending tooth extending from a location directly above the circular wall to a location closer to the central axis than the inner face, a first outwardly extending tooth extending from a location directly above the circular wall to a location farther from the central axis than the outer face, and a first gullet extending downwardly from the rim toward the base, a second cutting group including a second inwardly extending tooth, a second outwardly extending tooth, and a second gullet, and a toothless expanse of the rim extending between the first cutting group and the second cutting group.

    摘要翻译: 在一个实施例中的旋转工具附件包括基部,从基部围绕中心轴线向上延伸的圆形壁,所述圆形壁包括内表面,外表面和圆形边缘,第一切割组包括第一向内延伸的齿 从直立在圆形壁上方的位置延伸到比内表面更靠近中心轴线的位置,第一向外延伸的齿从圆形壁正上方的位置延伸到远离中心轴线比外表面更远的位置,以及 从所述边缘朝向所述基部向下延伸的第一齿槽,包括第二向内延伸的齿,第二向外延伸的齿和第二齿槽的第二切割组以及在所述第一切割组和所述第二切割组之间延伸的所述轮缘的无牙宽板 切割组。