Countersinking tool with removable cutting inserts

Details Countersinking tool with removable cutting inserts Countersinking tool with removable cutting inserts

1979-09-17

1981-10-06

Hinson, Harrison L.

Cutting by use of rotating axially moving tool

Tool or tool with support

Having peripherally spaced cutting edges

408219, 407 40, B23B 5100, B26D 112

Patent

active

042932548

ABSTRACT:
A countersinking tool comprising a holder with at least two removable cutting inserts for countersinking relatively large holes. The holder has a locating recess and a seating surface for each insert, and is cut away at various parts to facilitate the countersinking operation. The inserts may be cut away at one part to facilitate the mounting of a plurality of inserts on the holder.

REFERENCES:
patent: 393463 (1888-11-01), Edison
patent: 1049124 (1912-12-01), Merriam
patent: 1521467 (1924-12-01), Morgan
patent: 1940220 (1933-12-01), McGrath
patent: 2010257 (1935-08-01), Fehse
patent: 2041587 (1936-05-01), Beard
patent: 2242821 (1941-05-01), Fanslow
patent: 2357088 (1944-08-01), Curtis
patent: 2437364 (1948-03-01), Smith
patent: 3354526 (1967-11-01), Erkfritz
patent: 3955259 (1976-05-01), Gustafsson
patent: 4199284 (1980-04-01), Kress et al.

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