Drill angle attachment coupling

Details Drill angle attachment coupling Drill angle attachment coupling

1997-12-12

1999-01-26

Howell, Daniel W.

Cutting by use of rotating axially moving tool

Means to drive tool

74417, 81 5713, 81 5729, 279143, B23B 3910

Patent

active

058631593

ABSTRACT:
An angle attachment is attached to a drill without removing the drill chuck by securing the shaft of a coupler in the drill chuck and seating the coupler on the nut of either shaft of the angle attachment, securing the angle attachment to the drill with a sleeve, and threading an attachment chuck onto the shaft of the angle attachment which is not coupled to the drill chuck

REFERENCES:
patent: 2348266 (1944-05-01), Selby
patent: 2465309 (1949-03-01), Happe et al.
patent: 2589822 (1952-03-01), Kostka
patent: 2604795 (1952-07-01), Ristow
patent: 2669162 (1954-02-01), Arliss
patent: 2697362 (1954-12-01), Keesling
patent: 2780942 (1957-02-01), Babcock
patent: 3004569 (1961-10-01), Dietrich

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