Invention Grant
- Patent Title: Protection device for a welder
-
Application No.: US14859418Application Date: 2015-09-21
-
Publication No.: US09610198B2Publication Date: 2017-04-04
- Inventor: Ramon Hofer-Kraner , Leo Keller
- Applicant: OPTREL AG
- Applicant Address: CH Wattwil
- Assignee: OPTREL AG
- Current Assignee: OPTREL AG
- Current Assignee Address: CH Wattwil
- Agency: Posz Law Group, PLC
- Priority: CH1447/14 20140924
- Main IPC: A61F9/06
- IPC: A61F9/06

Abstract:
A welder protection device comprising a shell and a transparent front cover for protection of a wearer of the welder protection device, and an auto-darkening optical filter. The welder protection device further comprises a retracting mechanism arranged to move the optical filter optical filter from an active position to a retracted position and vice versa. In the active position, the optical filter lies inside the welder protection device and in the wearer's field of view, and in the retracted position the optical filter lies inside the welder protection device and outside the wearer's field of view.
Public/Granted literature
- US20160081856A1 PROTECTION DEVICE FOR A WELDER Public/Granted day:2016-03-24
Information query
IPC分类: