Drilling apparatus

Details Drilling apparatus Drilling apparatus

1977-04-28

1979-01-16

Culver, Horace M.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Movable relative to tool along tool-axis

279 1DC, B23B 4506, B23B 4514

Patent

active

041347056

ABSTRACT:
This invention relates to a drilling apparatus which is specially designed to facilitate accurate drilling within close quarters, such as about one-half inch or less, of another surface, for example drilling close to the corner of a wall. The drilling apparatus of this invention may be operated either manually or by power means.

REFERENCES:
patent: 386566 (1888-07-01), Tripp
patent: 2747384 (1956-05-01), Beam
patent: 2764192 (1956-09-01), Poss
patent: 2831376 (1958-04-01), Daniels
patent: 3890058 (1975-06-01), Self, et al.

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