IP Library › Granted Patent US 12,279,993
Granted Patent B2
US 12,279,993 · App. 17/340,380 · Granted Apr 22, 2025

Smart welding helmet modules with adaptable helmet devices

Inventors: William Joshua Becker (Manitowoc, WI); Mitchell James Muske (Neenah, WI); James Francis Rappl (Neenah, WI)
Assignee: ILLINOIS TOOL WORKS INC.
A61F9/067G02C7/101G02C7/104A41D2600/202
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Quick Facts
Patent No.
US 12,279,993
App. No.
17/340,380
Granted
Apr 22, 2025
Kind
B2
Abstract

Described herein are examples of smart helmet modules that can be affixed to conventional welding helmets. In some examples, a smart helmet module may include one or more sensors configured to detect if/when welding is occurring, and/or whether a welding helmet is being worn in an up or down position, or not at all. In some examples, a smart helmet module may include one or more helmet devices configured to automatically activate or deactivate based on whether welding is taking place and/or the welding helmet is being worn up, down, or not at all.

Claims (25)

1. A welding helmet, comprising:

a light;

a sensor configured to detect a worn status of the welding helmet, the sensor configured to output a sensor signal representative of the worn status; and

processing circuitry configured to:

determine, based on the sensor signal, the worn status of the welding helmet, the worn status being indicative of the welding helmet being worn, worn in a raised position, worn in a lowered position, or not worn,

activate the light when the worn status is indicative of the welding helmet being worn in the raised position, and

deactivate the light when the worn status is indicative of the welding helmet being worn in the lowered position.

2. The welding helmet of claim 1 , wherein the sensor comprises a thermal sensor, an optical sensor, a reed switch, a capacitive sensor, a carbon dioxide sensor, an oxygen sensor, a potentiometer, an encoder, or an accelerometer.

3. The welding helmet of claim 1 , further comprising a power source configured to provide power to the light, the processing circuitry being further configured to configure the power source, or the provision of power from the power source, based on the worn status.

4. The welding helmet of claim 1 , further comprising a visor lens, the visor lens comprising an adaptable lens, and the visor lens configured to adjust a focal length or radius of curvature of the adaptable lens.

5. The welding helmet of claim 4 , wherein the processing circuitry is further configured to identify an identity of an operator wearing the welding helmet, the visor lens configured to adjust the focal length or radius of curvature of the adaptable lens based on the identity of the operator.

6. The welding helmet of claim 4 , further comprising one or more control inputs, the one or more control inputs being configured to receive an operator input, and the visor lens configured to adjust the focal length or radius of curvature of the adaptable lens based on the operator input.

7. The welding helmet of claim 1 , further comprising a helmet shell and a smart helmet module, the smart helmet module comprising the sensor, the light, the processing circuitry, and a mechanical linkage configured for removable attachment to the helmet shell, the mechanical linkage configured to allow the smart helmet module to move away from the helmet shell while still remaining attached to the helmet shell.

8. A welding helmet, comprising:

a visor lens comprising an adaptable lens, the visor lens being configured to adjust a focal length or radius of curvature of the adaptable lens;

a sensor configured to detect a worn status of the welding helmet, the sensor configured to output a sensor signal representative of the worn status; and

processing circuitry configured to:

determine, based on the sensor signal, the worn status of the welding helmet, the worn status being indicative of the welding helmet being worn, worn in a raised position, worn in a lowered position, or not worn, and

configure the visor lens based on the worn status.

9. The welding helmet of claim 8 , further comprising a power source configured to provide power to the visor lens, or the sensor, the processing circuitry being further configured to configure the power source, or the provision of power from the power source, based on the worn status.

10. The welding helmet of claim 8 , wherein the visor lens further comprises a display screen or an auto darkening filter, and the welding helmet further comprises a user interface comprising one or more input devices and one or more output devices.

11. The welding helmet of claim 8 , wherein the processing circuitry is further configured to identify an identity of an operator wearing the welding helmet, the visor lens configured to adjust the focal length or radius of curvature of the adaptable lens based on the identity of the operator.

12. The welding helmet of claim 8 , further comprising one or more control inputs, the one or more control inputs being configured to receive an operator input, and the visor lens configured to adjust the focal length or radius of curvature of the adaptable lens based on the operator input.

13. The welding helmet of claim 8 , wherein the sensor comprises a first sensor, and the processing circuitry is configured to determine whether welding is occurring based on a sensor signal of a second sensor, a darkened or undarkened state of an auto-darkening filter (ADF), tool data received from a welding-type tool, or welding data received from welding-type equipment.

14. The welding helmet of claim 8 , further comprising a helmet shell and a smart helmet module, the smart helmet module comprising the sensor, the visor lens, the processing circuitry, and a mechanical linkage configured for removable attachment to the helmet shell, the mechanical linkage configured to allow the smart helmet module to move relative to the helmet shell while still remaining attached to the helmet shell.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 16, 2021
From: BECKER, WILLIAM JOSHUA; MUSKE, MITCHELL JAMES; RAPPL, JAMES FRANCIS
To: ILLINOIS TOOL WORKS INC.
Reel/Frame 056598/0052 →
Continuity (3)
Provisional Application 63125097 · Dec 14, 2020
Provisional Application 63059575 · Jul 31, 2020
Related Publication 20220031515A1 · Feb 3, 2022
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