Power drill leverage tool assembly

Details Power drill leverage tool assembly Power drill leverage tool assembly

1997-10-28

1999-01-26

Bishop, Steven C.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Having tool-opposing, work-engaging surface

408136, 408712, B23B 3900

Patent

active

058631585

ABSTRACT:
A new Power Drill Leverage Tool Assembly for providing additional leverage force upon the power drill bit in engaging a material to be drilled or reamed. The inventive device includes a tool member having a first end, a second end, a casing engaging tool for engaging a power drill casing, and a casing hole engaging tool for engaging a power drill casing hole, a handle member attachable to the tool member at the first end, and a link chain attachable to the tool member second end and to the workpiece.

REFERENCES:
patent: 2667092 (1954-01-01), Schaffer
patent: 2695525 (1954-11-01), Butenhoff
patent: 3250153 (1966-05-01), Purkey
patent: 3698827 (1972-10-01), Salfer
patent: 3784315 (1974-01-01), O'Brien
patent: 4168926 (1979-09-01), Belcourt
patent: 4442905 (1984-04-01), Agoston
patent: 4585376 (1986-04-01), Davenport, Sr. et al.
patent: 5322397 (1994-06-01), Spear

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