Cutting tools |
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| 申请号 | US39061564 | 申请日 | 1964-08-19 | 公开(公告)号 | US3295186A | 公开(公告)日 | 1967-01-03 |
| 申请人 | LAVALLEE & IDE INC; | 发明人 | AIME LAVALLEE JOSEPH; | ||||
| 摘要 | |||||||
| 权利要求 | 1. AN ELONGATED METAL CUTTING TOOL COMPRISING A BODY WITH A CYLINDRICAL END PORTION HAVING A NOSE FOR FIRST ENGAGING A WORKPIECE, A CONTINUOUSLY CONVEXLY CURVED CUTTING EDGE EXTENDING LATERALLY FROM EACH SIDE OF SAID NOSE AND INWARDLY FROM THE POINT OF FIRST CONTACT AND ALSO INWARDLY OF THE LENGTH OF SAID TOOL, SAID CYLINDRICAL END PORTION HAVING A SPHERICALLY FORMED END FACE OF CONVEX CURVATURE AND RELIEVED FROM SAID CUTTING EDGE. |
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| 说明书全文 | |||||||
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