Eccentrically arranged radial boring tool apparatus

Details Eccentrically arranged radial boring tool apparatus Eccentrically arranged radial boring tool apparatus

1990-11-06

1992-04-14

Watts, Douglas D.

Cutting

Rotatable disc tool pair or tool and carrier

Means to rotate or oscillate tool

836475, 51 90, 125 19, 125 20, B26D 102

Patent

active

051037050

ABSTRACT:
An apparatus for percussively milling slots in rock or the like includes a flat disk-like radial boring tool mounted on a drive shaft which is rotated slowly against the work while being driven percussively and radially outwardly toward the work in the neighborhood of, for example, forty times for every revolution of the tool.

REFERENCES:
patent: 1687965 (1928-10-01), Ainley et al.
patent: 2685154 (1954-08-01), Ballinger
patent: 3468384 (1969-09-01), Bodine
patent: 4285405 (1981-08-01), Weir, Jr.

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