Drill and throwaway insert

Cutting by use of rotating axially moving tool – With means to apply transient – fluent medium to work or product – Including tool with duct

Reexamination Certificate

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Details

C408S233000, C408S713000

Reexamination Certificate

active

10498289

ABSTRACT:
A drill improving the aligning accuracy of an insert and achieves a stable machining operation while maintaining the strength of the drill main body. The drill includes a drill main body rotatable about an axis, and a throwaway insert detachably attached to the drill main body. The drill main body includes a concave groove opening at a distal end face thereof, the concave groove includes guiding grooves extending in the direction of the axis on an inner surface thereof, the throwaway insert includes convex portions on an outer surface that are engageable with the guiding grooves, and the concave groove is formed so as to accommodate the throwaway insert. The throwaway insert is attached to the drill main body by insertion into the concave groove in a direction from the distal end face to the concave groove while engaging the convex portions with the guiding grooves.

REFERENCES:
patent: 2614813 (1952-10-01), Shepherd
patent: 4355932 (1982-10-01), Koppelmann et al.
patent: 4854789 (1989-08-01), Evseanko, Jr.
patent: 5287937 (1994-02-01), Sollami et al.
patent: 5630478 (1997-05-01), Schimke
patent: 5810518 (1998-09-01), Wiman et al.
patent: 5924826 (1999-07-01), Bystrom et al.
patent: 6960049 (2005-11-01), Inayama
patent: 2004/0175245 (2004-09-01), Takiguchi
patent: 2005/0135888 (2005-06-01), Stokey et al.
patent: 2515893 (1976-10-01), None
patent: 0 460 237 (1991-12-01), None
patent: 52-21489 (1977-02-01), None
patent: 52143590 (1977-11-01), None
patent: 60221211 (1985-11-01), None
patent: 63260711 (1988-10-01), None
patent: 63306813 (1988-12-01), None
patent: 03-202214 (1991-09-01), None
patent: 11-197923 (1999-07-01), None
patent: 2001-277029 (2001-10-01), None
patent: 2003175413 (2003-06-01), None
patent: 2004261931 (2004-09-01), None
patent: 2004283933 (2004-10-01), None
patent: 2005138203 (2005-06-01), None
patent: 2005169528 (2005-06-01), None
Patent Abstracts of Japan for JP11-197923 published on Jul. 27, 1999.

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