Universal tool

Details Universal tool Universal tool

1990-11-14

1991-09-24

Bishop, Steven C.

Metal working

Convertible metal working machine

512415, 82113, 82128, 82131, 82123, 409179, 409296, B23B 326, B23B 504, B23B 516

Patent

active

050502913

ABSTRACT:
A machine tool is provided having a wide range of applications and uses in metal or other material fabrication. Such machine tool may be utilized on reactor flanges, pipes, and other equipment. The machine tool is pneumatically actuated and may include a vertical spindle on which may be attached a grinder, brush, or other apparatus for polishing, grinding, or contouring a workpiece. A pneumatically driven mechanism for the machine tool includes a plurality of worm gears positioned and arranged for selective rotational speed and tongue of the spindle of such tool. Essentially, the machine tool or universal tool combines functions achieved with a plurality of known tools in a single unitary tool assembly having reliability, simplicity, economy, and durability.

REFERENCES:
patent: 3772944 (1973-11-01), Becker et al.
patent: 3908491 (1975-09-01), Gilmore
patent: 3916519 (1975-11-01), Gilmore
patent: 4033208 (1977-07-01), Gilmore
patent: 4177610 (1979-12-01), Farkas et al.
patent: 4361061 (1982-11-01), Pullen
patent: 4656898 (1987-04-01), Hunt et al.
patent: 4802278 (1989-02-01), Vanderpol et al.

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