METHODS AND APPARATUS TO COMMUNICATE VIA A WELDING ARC

Title:

METHODS AND APPARATUS TO COMMUNICATE VIA A WELDING ARC

Document Type and Number:

WIPO Patent Application WO/2019/014019

Kind Code:

A9

Abstract:

Methods and apparatus to communicate via a welding arc are disclosed. An example welding-type power supply includes a power converter, a weld monitor, and an arc modulator. The power converter outputs welding power to sustain a welding-type arc at a welding-type torch. The weld monitor monitors one or more aspects of a weld performed using the welding-type arc and the welding-type torch, and selects an audio message based on the one or more aspects. The arc modulator configured to modify the welding-type arc to output the selected audio message as a plasma speaker.

More Like This:

WO/2013/184593	WELDING DEVICE FOR REMOTELY CONTROLLING WELDING POWER SUPPLY SETTINGS
JP3928327	INPUT DEVICE FOR ARC WELDING CONDITION

Inventors:

KNOENER CRAIG (US)
NIKOU MILAD (US)
THIELKE ANDREW JAMES (US)

Application Number:

PCT/US2018/040713

Publication Date:

March 07, 2019

Filing Date:

July 03, 2018

Export Citation:

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Assignee:

ILLINOIS TOOL WORKS (US)

International Classes:

B23K9/10; B23K10/00; H04R23/00; H05H1/48

Attorney, Agent or Firm:

PAHNKE, Chad A. (US)

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