Cutters – for shaping – Rotary cutting tool – Face or end mill
Reexamination Certificate
2007-04-17
2007-04-17
Fridie, Jr., Willmon (Department: 3722)
Cutters, for shaping
Rotary cutting tool
Face or end mill
C407S056000, C407S060000
Reexamination Certificate
active
11322247
ABSTRACT:
A multi-purpose end-mill to be used for different machining purposes, in particularly useful for closed or open contours machining. The end-mill comprises a cylindrical shank portion connected to a first cutting portion provided with a plurality of spaced-apart cutting teeth and a second portion provided with a plurality of different spaced-apart cutting teeth.
REFERENCES:
patent: 4810136 (1989-03-01), Paige
patent: 5193944 (1993-03-01), Nishimura
patent: 5221163 (1993-06-01), Nishimura
patent: 5323823 (1994-06-01), Kopras
patent: 6007276 (1999-12-01), Wardell
patent: 6164876 (2000-12-01), Cordovano
patent: 6899494 (2005-05-01), Walrath
Dov Avi
Volokh Vladimir
Fridie Jr. Willmon
Hanita Metal Works Ltd.
Nils H. Ljungman & Associates
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