Drill jig for producing predetermined drill hole patterns in wor

Details Drill jig for producing predetermined drill hole patterns in wor Drill jig for producing predetermined drill hole patterns in wor

1992-06-05

1993-07-27

Howell, Daniel W.

Cutting by use of rotating axially moving tool

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

Adjustable, tool-guiding jig

408241B, B23B 4728

Patent

active

052305929

ABSTRACT:
A drill jig for producing drill hole patterns in workpieces which include a hole index rail, with at least one annular stop being adjustable transversely to a series of holes in the hole index rail. At least one lateral stop is adjustable along the hole index rail, with a slide carrying a drill bush adapted to be aligned with respect to one of the holes of the hole index rail. The slide and the at least one lateral stop are displaceably guided along the hole index rail, with the lateral stop including an elongated stop section adjustable in a stepwise manner at a lateral stop carrier in a longitudinal direction of the hole index rail. The lateral stop carrier includes a locking member.

REFERENCES:
patent: 2838966 (1958-06-01), Campbell
patent: 3465620 (1969-09-01), Hilburn
patent: 3775857 (1973-12-01), Handy
patent: 3807889 (1974-04-01), Kiezel
patent: 5056966 (1991-10-01), Lee
patent: 5154548 (1992-10-01), Walsh

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