Dowel hole boring guide

Details Dowel hole boring guide Dowel hole boring guide

1977-12-05

1979-05-08

Hinson, Harrison L.

Cutting by use of rotating axially moving tool

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

Adjustable, tool-guiding jig

144 92, 408103, B23B 4728, B23B 3900, B27C 300

Patent

active

041533844

ABSTRACT:
The present invention relates to a dowel hole boring guide for precision boring of dowel holes in ends and abutting surfaces of workpieces and is composed of a boring support incorporating a plurality of appropriately sized and spatially related tool guide openings and which support is hingedly connected to a workpiece clamping means with parallel clamping surfaces and wherein the rotational axis of the hinge is perpendicular to the clamping surfaces.

REFERENCES:
patent: 1595674 (1926-08-01), Marshall
patent: 2783665 (1957-03-01), Saunders
patent: 2898785 (1959-08-01), Quick et al.
patent: 3464296 (1969-09-01), Harper
patent: 3465620 (1969-09-01), Hilburn
patent: 3626513 (1971-12-01), Pytlak
patent: 3674376 (1972-07-01), Silken
patent: 3685916 (1972-08-01), Loomis

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