Aircraft rework drill bar

Details Aircraft rework drill bar Aircraft rework drill bar

1991-02-11

1991-09-24

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

408 72B, B23B 4728

Patent

active

050510452

ABSTRACT:
A device for use in removal/replacement of single rivets or other fasteners in lines of same, by holding a drill bushing holder rigidly above the defective fastener. The unique features are a tongue and groove joint midway along the device, which can then be locked at any angle, and multiple narrow holddown slots which slide on the anchoring bolts in one direction only, expediting position adjustment.

REFERENCES:
patent: 2608113 (1952-08-01), Stainton
patent: 3148562 (1964-09-01), Moss
patent: 3176548 (1965-04-01), Leerkamp
patent: 4669926 (1987-06-01), Wilcox, Jr.
patent: 4880339 (1989-11-01), Doge

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