Annular cutter

Details Annular cutter Annular cutter

1987-09-02

1990-11-13

Briggs, William

Cutting by use of rotating axially moving tool

Tool or tool with support

Having axial, core-receiving central portion

408204, B23B 5104

Patent

active

RE0334405

ABSTRACT:
An annular cutter having a cylindrical side wall provided with cutting teeth spaced circumferentially around its lower end, the inner periphery of [each tooth] a plurality of teeth being radially relieved to provide a narrow margin at the inner side of [each tooth] the plurality of teeth directly behind the cutting edge thereof and simultaneously provide a large escape path for chips and an enlarged coolant passageway directly adjacent the cutting teeth.

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patent: 4322188 (1982-03-01), Hougen
patent: 4352610 (1982-10-01), Yankovoy et al.

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