Multiple spindle drilling apparatus

Details Multiple spindle drilling apparatus Multiple spindle drilling apparatus

1979-07-30

1981-04-07

Hinson, Harrison L.

Cutting by use of rotating axially moving tool

Machine including plural tools

Plural, simultaneously operational tools

B23B 3916

Patent

active

042603013

ABSTRACT:
The present invention contemplates a multiple spindle drill having a housing with an internal cavity, with plural machining elements extending through a face plate, each element including a crank on the internal extremity. A driver plate in the cavity has plural holes therein for engaging all of the cranks of the machining elements on one side thereof, and an offset drive hole on the opposite side, with a drive shaft having a crank at the internal end thereof for engaging the driver plate in the drive hole for purposes of eccentrically rotating the drive plate to thereby rotate the machining elements in the desired manner.

REFERENCES:
patent: 1326863 (1919-12-01), Heinkel
patent: 2342251 (1944-02-01), Burt
patent: 2522736 (1950-09-01), Zagar

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