Remote control for auto-darkening lens systems and method
US7342210B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 23, 2004 |
| Grant date | Mar 11, 2008 |
| Priority date | — |
| Expiry date | Jul 23, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F9/067
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wireless remote control is provided for an auto-darkening lens (ADL) system used in a welding helmet, respirator system or other device to control or to adjust settings of an ADL of a controllable light shutter. A display system facilitates providing information indicating the operative settings and/or conditions of the controllable light shutter. A wired remote control for controlling or adjusting an ADL also uses a display system with indicators to indicate the operative settings and/or conditions of the ADL. The display may include a number of indicators, an alpha-numeric display, a heads-up display or other display. The display may include discrete indicators in the peripheral field of view of one eye of a user a controllable. The invention also includes methods of using a remote control for an ADL and of making an ADL to provide for future use of a wireless remote control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.