Patent · US Active

Automatic darkening filter with simplified set-up

US11813200B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

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

Key dates

Filing date	Jul 1, 2020
Grant date	Nov 14, 2023
Priority date	—
Expiry date	Jul 1, 2040

Classification

Technology area (CPC G)Physics
CPC primaryG02F1/13318
WIPO fieldMedical technology
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.