Device for employing a motorized hand tool to cut a spiralled gr

Details Device for employing a motorized hand tool to cut a spiralled gr Device for employing a motorized hand tool to cut a spiralled gr

1974-10-17

1976-03-30

Vlachos, Leonidas

Wood turning

Circular section

Spiral grooving

82 5, 90 1162, 144136R, B23B 546, B27C 510

Patent

active

039467740

ABSTRACT:
This invention provides a device for employing a motorized hand tool, such as a portable router and the like, to cut a spiralled groove in a workpiece, such as a leg for a table, chair, and the like. Basically, the device comprises: frame means including end block means rotatably journalling chuck means for holding the workpiece for rotation around an axis and guide means interconnected to the end block means for guiding the motorized hand tool for movement with respect thereto in a direction generally parallel to the axis; and drive means mounted on the frame means and being interconnectable between the motorized hand tool and the chuck means to cause movement of the motorized hand tool in a direction generally parallel to the axis in response to rotary movement of the workpiece around the axis.

REFERENCES:
patent: 1649588 (1927-11-01), Hamblen
patent: 2210737 (1940-08-01), Trebert
patent: 2378302 (1945-06-01), Kline
patent: 2702569 (1955-02-01), Yelle
patent: 3438412 (1969-04-01), Zeigler

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