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
1979-10-01
1981-02-03
Hinson, Harrison L.
Cutting by use of rotating axially moving tool
With work-engaging structure other than tool or tool-support
Having tool-opposing, work-engaging surface
408108, 408115R, 408241B, B23B 3900, B23B 4728
Patent
active
042485541
ABSTRACT:
A door boring jig system for aligning a cross bore and edge hole in a door, including a pair of spaced clamping jaws; a bore hole in one clamping jaw locating the position of the cross bore; adjustment means for moving the clamping jaws toward and away from each other to adjust to the width of a door to be bored; a bushing mounting hole in the other clamping jaw aligned with the first bore hole; a split bushing having a flange at one end and a hinge at each end, each hinge including a pair of pins mounted in separate parts of the split bushing and a link pivotably mounted to both pins; each link being loosely fitted to at least one of the pins to enable the bushing parts to slide or translate as well as pivot or rotate relative to each other; guide means mounted between the clamping jaws remote from the first hole and bushing mounting hole and having an edge hole guide for defining the position of the edge hole; and edge bevel accommodator means including first and second mounting means carried by the guide means; and first and second accommodator members pivotably attached to the mounting means for locating the jig system on square and bevel edged doors.
REFERENCES:
patent: 1529557 (1925-03-01), Simon
patent: 3048062 (1962-08-01), Bass
patent: 3293954 (1966-12-01), Russell et al.
patent: 3302674 (1967-02-01), Russell et al.
patent: 3635571 (1972-01-01), Roberts et al.
Boucher August S.
Haaker Clarence R.
Engineered Products Security Corporation
Hinson Harrison L.
Iandiorio Joseph S.
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