Method of cutting and cutting rotative bit
    1.
    发明授权
    Method of cutting and cutting rotative bit 失效
    切割和切割旋转位的方法

    公开(公告)号:US5520444A

    公开(公告)日:1996-05-28

    申请号:US394908

    申请日:1995-02-27

    IPC分类号: E21C35/18 E21C35/183

    CPC分类号: E21C35/183 E21C2035/1816

    摘要: A rotating cutting tool has a cutting annular element which is mounted and displaced so that the cutting annular element has an attack angle exceeding 90.degree.. The cutting element has a convex cutting front face and a skew angle between 0.degree. and 90.degree..

    摘要翻译: 旋转切削工具具有切割环形元件,其被安装和移位,使得切割环形元件具有超过90度的攻角。 切割元件具有凸切割前表面和0°至90°之间的歪斜角度。