High speed coolant feeding gun drill and cutting head section th

Details High speed coolant feeding gun drill and cutting head section th High speed coolant feeding gun drill and cutting head section th

1977-12-05

1979-01-30

Vlachos, Leonidas

Cutting by use of rotating axially moving tool

With means to apply transient, fluent medium to work or product

Including tool with duct

B23B 2710, B23B 5106

Patent

active

041370023

ABSTRACT:
A straight fluted gun drill having large flutes providing chip exit channels, various reliefs improving coolant flow and removal of drilled material without clogging, a cutting head section with large back taper, and straight lands forming the flutes.

REFERENCES:
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patent: 2640379 (1953-06-01), Graves
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patent: 2912887 (1959-11-01), Andreasson
patent: 3014386 (1961-12-01), Kallio
patent: 3040605 (1962-06-01), Andreasson
patent: 3073189 (1963-01-01), Paige

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