Double-use electrical drill

Details Double-use electrical drill Double-use electrical drill

1987-06-22

1989-03-07

Weidenfeld, Gil

Cutting by use of rotating axially moving tool

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

Having tool-opposing, work-engaging surface

173 30, 408111, 408112, 408136, 408712, B23B 4514

Patent

active

048101370

ABSTRACT:
A double-use electric drill including a frame and an electric hand drill that is secured thereto in either a first or a second orientation. In the first orientation, the frame is utilized as a hip or shoulder stock assembly when the drill is being used as a hand drill. In the second orientation, the frame is utilized as a drill press frame when the drill is being used as a drill press. The frame includes a column having a key portion formed thereon. The drill body includes a first keyway which receives the key portion of the column in the first orientation. The drill body further includes an opening including a second keyway. In the second orientation, the column is received in the opening with the key portion in the second keyway.

REFERENCES:
patent: 2737065 (1956-03-01), Piersall
patent: 2768663 (1956-10-01), Jones
patent: 2888965 (1959-06-01), Phillips
patent: 2973673 (1961-03-01), Grau
patent: 3827822 (1974-08-01), Converse
patent: 4314782 (1982-02-01), Beekenkamp

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