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
2006-02-28
2006-02-28
Ashley, Boyer D. (Department: 3722)
Cutting by use of rotating axially moving tool
With means to apply transient, fluent medium to work or product
Including tool with duct
C408S223000, C408S229000
Reexamination Certificate
active
07004691
ABSTRACT:
A deep hole cutter for a gun drill system includes a tool shank and a cutting head with two or more cutting edges. The tool shank and the cutting head are separate members connected strongly by threads. The shavings produced by the cutting edges can be discharged together with the coolant supplied through the hole cutter. The shaving dischargeability is improved for higher cutting efficiency.The tool shank1has one outer axial discharge groove3. The cutting head2has one outer axial discharge groove6in linear alignment with the discharge groove3. The cutting head2also has a discharge port7aformed in its front end. The cutting head2further has a bypass passage7formed in it and extending between the discharge port7aand the discharge groove6. The cutting edges9aand9cface the discharge groove6. The cutting edge9bfaces the discharge port7a.
REFERENCES:
patent: 2325973 (1943-08-01), Nurnberger et al.
patent: 2346546 (1944-04-01), Anderson
patent: 3153356 (1964-10-01), Dearborn
patent: 5114286 (1992-05-01), Calkins
patent: 5988953 (1999-11-01), Berglund et al.
patent: 6059492 (2000-05-01), Hecht
patent: 6276879 (2001-08-01), Hecht
patent: 6582164 (2003-06-01), McCormick
patent: 6682275 (2004-01-01), Lindblom et al.
patent: 2002/0009340 (2002-01-01), Nagel
patent: 2002/0172569 (2002-11-01), Nakamura
patent: 2002-295789 (2002-10-01), None
patent: 2004255533 (2004-09-01), None
Addisu Sara
Ashley Boyer D.
Schweitzer Cornman Gross & Bondell LLP
Unitac Incorporated
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