Abrasive tools

Details Abrasive tools Abrasive tools

1993-02-11

1995-06-13

Rachuba, Maurina T.

Abrading

Rigid tool

451542, 451543, 407 9, 407 33, 407 66, B24D 500

Patent

active

054237190

ABSTRACT:
An abrasive tool such as a drill bit has a body with a working face (10). Undercut recesses (12) are formed in the working face (10). Cutting inserts (16) which present working ends (20) are located in the recesses (12). Locking means (24) in the recesses engage between the undercuts (14) and formations (22) on the inserts (16). This locks the inserts (16) against withdrawal from the recesses (12).

REFERENCES:
patent: 2575438 (1951-11-01), Alexander
patent: 2628821 (1953-02-01), Alexander et al.
patent: 2724222 (1955-11-01), Jeppson
patent: 2937433 (1960-05-01), Rusinoff
patent: 2972287 (1961-02-01), Rusinoff
patent: 3006424 (1961-10-01), Vilhelm et al.
patent: 3540537 (1970-11-01), Brown
patent: 3749190 (1973-07-01), Shipman
patent: 3805364 (1974-04-01), Gardner
patent: 4199035 (1980-04-01), Thompson
patent: 4271917 (1981-06-01), Sahley
patent: 4445580 (1984-05-01), Sahley

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