Drill having plate-like cutter member fixed at proximal end to s

Details Drill having plate-like cutter member fixed at proximal end to s Drill having plate-like cutter member fixed at proximal end to s

1997-05-05

1999-06-08

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Processes

Bit detachable

761081, 408 57, 408144, 408231, 408233, 408713, B23B 3500, B23B 5106, B23P 1532

Patent

active

059099852

ABSTRACT:
A drill including a cutter member and a shank which are formed separately from each other and fixed to each other for rotation as a unit, wherein the shank has an engaging groove formed in a distal end face thereof such that the engaging groove extends in an axial direction of the shank and is aligned with a center of the distal end face, and the cutter member consists of a rectangular plate including a proximal end portion fixed to the shank by engagement thereof with the engaging groove, and a distal end portion which is remote from the shank and which has at least one cutting edge.

REFERENCES:
patent: 1017352 (1912-02-01), Wagner
patent: 2689131 (1954-09-01), Priest
patent: 2794468 (1957-06-01), Huxtable
patent: 2817983 (1957-12-01), Mossberg
patent: 2971409 (1961-02-01), Peters et al.
patent: 3333489 (1967-08-01), Mossberg

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