Head-mounted display device
US10852550B2 · kind B2 · utility
2Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2016 |
| Grant date | Dec 1, 2020 |
| Priority date | — |
| Expiry date | Nov 27, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2027/0181
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to an HMD, the HMD comprising: a display barrel provided on the body and having a display arranged on one side thereof; a lens barrel for adjusting a focal point by movement relative to the display barrel; and a sealing portion provided between the display barrel and the lens barrel to maintain the airtightness of a space between the display barrel and the lens barrel, wherein the sealing portion has at least one end coupled to the outer circumferential surface of the display barrel, and is expanded and contracted according to the movement of the display barrel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.