Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support – Having tool-opposing – work-engaging surface
Patent
1979-04-23
1980-11-25
Abercrombie, Willie G.
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Having tool-opposing, work-engaging surface
144104, 408109, 408136, 408712, B23B 4100
Patent
active
042355656
ABSTRACT:
The present invention discloses a portable precise dowel joint woodworking device for drilling holes in a woodwork piece. The device comprises a horizontally slidable power drill mounted on a base, a handle pivotably attached to a drill, a hold-down lever hinged to a hold-down support mounted on the base to support the workpiece in a vertical attitude, a vertically adjustable work table upon which the workpiece can rest, and a depth-stop bolt attached to a sliding bar support for adjusting the depth of the hole to be cut into the workpiece.
REFERENCES:
patent: 952623 (1910-03-01), Merrill
patent: 2768663 (1956-10-01), Jones
patent: 3362447 (1968-01-01), Elder, Jr.
patent: 3890058 (1975-06-01), Self et al.
patent: 4057358 (1977-11-01), Young
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