Tool bit with marking member

Details Tool bit with marking member Tool bit with marking member

1997-04-09

2000-02-08

Howell, Daniel W.

Cutting by use of rotating axially moving tool

With signal, indicator, illuminator or optical means

82 12, 175413, 408 22, B23B 5100

Patent

active

060221763

ABSTRACT:
A tool bit for working in a previously drilled blind bore (5) has a shank section (2) insertible into the blind bore and a chuck section (1) extending co-axially from a drilling end of the shank section. A marking member (15) facing toward the base of the blind bore is mounted on the shank section (2) so that it rotates with the shank section.

REFERENCES:
patent: 2344143 (1944-03-01), Harding
patent: 4039266 (1977-08-01), O'Connell
patent: 4768599 (1988-09-01), Eischeid
patent: 4993894 (1991-02-01), Fischer et al.
patent: 5795110 (1998-08-01), Wirth, Jr. et al.
European Search Report, No. EP 97 810 165.7 dated Nov. 17, 1998.

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