Locating ring positioning apparatus for re-sharpened drill bit

Details Locating ring positioning apparatus for re-sharpened drill bit Locating ring positioning apparatus for re-sharpened drill bit

1994-01-13

1995-12-05

Cuda, Irene

Cutting by use of rotating axially moving tool

With control means energized in response to activator...

To control relative positioning of tool and work

29407, 408 8, B23B 3906

Patent

active

054722985

ABSTRACT:
An apparatus for adjusting the positioning of a locating ring upon a drill bit. The apparatus comprises a housing having a drill seat attached thereto for slidably receiving the shank portion of the drill bit. The apparatus further comprises an adjustment mechanism which is attached to the housing for positioning the cutting tip of the drill bit at a desired separation distance from the drill seat. Also included is a reciprocal ram assembly attached to the housing for selectively bumping the locating ring into abutting contact with the drill seat subsequent to the insertion of the shank portion into the drill seat and the positioning of the cutting tip at the selected distance relative the drill seat.

REFERENCES:
patent: 4310269 (1982-01-01), Neu et al.
patent: 4765784 (1988-08-01), Karwan
patent: 4826370 (1989-05-01), Conradsson
patent: 4881858 (1989-11-01), Volk et al.
patent: 5123789 (1992-06-01), Ohtani et al.
patent: 5139376 (1992-08-01), Pumphrey
patent: 5308198 (1994-05-01), Pumphrey

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