Cutting by use of rotating axially moving tool – Combined cutting means – Including rotating cutter other than rotating – axially...
Patent
1979-11-23
1981-12-22
Bilinsky, Z. R.
Cutting by use of rotating axially moving tool
Combined cutting means
Including rotating cutter other than rotating, axially...
144 3R, 1441445GT, 408108, 408109, 408115R, 33197, B23B 4100, B23B 4514, B23C 300
Patent
active
043068235
ABSTRACT:
A jig for guiding the bits of boring and routing tools to predetermined locations on a door in preparation for the installation of a door knob assembly, dead bolt or the like. The apparatus includes an elongated channel-shaped frame member for receiving an edge of a door and having a base portion and two depending side portions, a pair of templates attached to respective side portions of the channel shaped frame member for guiding a boring tool bit to locations along the side of the door, a movable edge boring guide attached over the base portion of the frame for directing a boring tool to predetermined locations along the edge of the door, and a pair of clamps for clamping the frame firmly to the door. The base portion of the frame forms a router support surface to facilitate routing of the edge of the door.
REFERENCES:
patent: 1210942 (1917-01-01), Jones
patent: 2193204 (1940-03-01), Nilson
patent: 2605791 (1952-08-01), Zern
patent: 2843167 (1958-07-01), Rushton
patent: 3211026 (1965-10-01), Calah an
patent: 3327573 (1967-06-01), Prussiano
patent: 3392607 (1968-07-01), Gieseke
patent: 3465620 (1969-09-01), Hilburn
patent: 3500884 (1970-03-01), Hand et al.
Bilinsky Z. R.
Schneck Thomas
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