Hole machining device

Details Hole machining device Hole machining device

1983-08-29

1986-09-09

Weidenfeld, Gil

Cutting by use of rotating axially moving tool

With control means energized in response to activator...

To control relative positioning of tool and work

408 11, 408 16, 408238, B23B 4900

Patent

active

046105786

ABSTRACT:
A hole machining device capable of effecting marking and similar operations as well as drilling and reaming. The device comprises driving shafts attached to the body of the machining device, spindles for installing the drills, springs for invariably urging the spindles forwardly, spindle collars that cover the springs and detecting means for detecting the backward movement of the collars.

REFERENCES:
patent: 3627437 (1971-12-01), Smith
patent: 3652099 (1972-03-01), Bilz
patent: 3723017 (1973-03-01), Bilz et al.
patent: 3989405 (1976-11-01), Quackenbush
patent: 4030853 (1977-06-01), Mizen

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