The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 15, 2022
Filed:
May. 08, 2018
Illinois Tool Works Inc., Glenview, IL (US);
Richard Martin Hutchison, Iola, WI (US);
Todd Gerald Batzler, Hortonville, WI (US);
Illinois Tool Works Inc., Glenview, IL (US);
Abstract
Disclosed is a welding-type power source that includes a first wire feeder provides a wire to a workpiece. A first wire feeder motor of the wire feeder to move the wire from a wire storage device to the workpiece. A second wire feeder motor moves the wire to and away from the workpiece and superimposes movement of the wire onto the movement from the first wire feeder motor. A moveable buffer located between the first and second wire feeder motors, and configured to accommodate a change in length of the wire between the first and second wire feeder motors when the second wire feeder motor moves the wire away from the workpiece. A sensor senses movement or displacement of the moveable buffer, wherein a speed or direction of the first or second wire feeder motors is adjusted based on data from the sensor.