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US 6,674,046 B2Granted
Screw air compressor for a welder
AssigneeIllinois Tool Works Inc.
InventorsHerbert A. Bankstahl, Joseph Gitter
Life of this patent
Estimating the term…
Abstract
A portable and fully integrated welder and compressor combination includes a housing having an engine, electrical current generating alternator, and a belt-driven screw air compressor. The engine is configured to drive the generator directly, and a pulley arrangement is provided on the engine to drive the belt-driven screw air compressor.
Claims33
A welder and compressor combination comprising:
- a transportable housing;
- an engine mounted within the transportable housing;
- an electrical generator configured to generate an arc welding current, the electrical generator mounted within the transportable housing and driven by the engine;
- and
- a screw air compressor having a clutch assembly driven by the engine.
2 more elements
An engine driven welder combination comprising:
- a welder housing having internal components mounted thereto;
- an engine mounted within the welder housing;
- an electrical generator rotated by the engine to generate an arc welding current;
- and
- a screw air compressor having a disengageable drive pulley connected to be driven by the engine and wherein the screw air compressor is mounted on one of the engine and the electrical generator.
2 more elements
A welding and air compression system comprising:
- means for compressing air having at least one screw-type means in a longitudinal cylinder to generate compressed air;
- means for generating an arc welding current;
- means for driving both the means for compressing air and the means for generating an arc welding current;
- means for connecting the air compressing means to the means for driving;
- and
- means for controlling the air compressing means.
3 more elements
Dependencies are inferred from the claim text.