Automatic darkening filter with simplified set-up

US12329689B2 · kind B2 · utility

Assignee

• 3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

• Christian A. Ripken · Kelzenberg, DE
• Markus Glocker · Munich, DE

Key dates

• Filing date: Oct 26, 2023
• Grant date: Jun 17, 2025
• Expiry date: Oct 26, 2043

Classification

• Technology area (CPC G): Physics
• CPC primary: G02F1/13318
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The present disclosure relates to an automatic darkening filter 20 which is suitable for darkening for protection from light, in particular from high intensity light, with a simplified set-up, as well as to a set-up device 40 for setting up parameters of a such filter 20. The present disclosure also relates to a system 100, 100′ comprising such an automatic darkening filter 20 and such a set-up device 40, in particular a welding device 110. The present disclosure furthermore relates to a method for setting up such an automatic darkening filter 20 as well as to a headgear 10 with such an automatic darkening filter 20 and to a welding device 110 with such a set-up device 40.