Head-mounted visual display apparatus
US5321416A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1992 |
| Grant date | Jun 14, 1994 |
| Priority date | — |
| Expiry date | Jul 27, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N13/344
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A head-mounted visual display apparatus for displaying an image generated by an image generator to a wearer of the apparatus. The visual display apparatus comprises a helmet (10) comprising a shell and a headband (66) engaged to an interior surface of the shell; an adjustment mechanism (90) mounted to an exterior surface of the helmet for adjusting the size of the headband; and a video display (18,20) housed within the helmet and connected to the image generator for displaying the image. In a preferred embodiment the adjustment mechanism includes a knob (90) mounted on an exterior surface of the shell and connected to the headband by a rotatable shaft (99) disposed through the shell between the knob and the headband.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.