Thread guide bushing and bushing holder

Cutting by use of rotating axially moving tool – With work-engaging structure other than tool or tool-support

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Details

10123R, 408200, 408241R, B23G 130

Patent

active

046156518

ABSTRACT:
An improved threading tool kit for forming threads on cylindrical members that have different diameters is provided and consists of a holding member that is pivotally threaded to the underside of a stock. The holding member can accommodate one of a plurality of different size bushings to guide one of the different diameters cylindrical members into the stock to be threaded.

REFERENCES:
patent: 243941 (1881-07-01), Miller
patent: 301101 (1884-07-01), Dodge
patent: 1448030 (1923-03-01), Lesslie
patent: 1486774 (1924-03-01), McDermott
patent: 1897562 (1933-02-01), Petersen
patent: 2013593 (1935-09-01), Watkins
patent: 2019391 (1935-10-01), Bond
patent: 2322901 (1943-06-01), Waldo
patent: 2353295 (1944-07-01), Day
patent: 3108500 (1963-10-01), Merriman
patent: 3756736 (1973-09-01), Marcoux

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