Eyewear traction devices and methods
US10156734B2 · kind B2 · utility
1Cited by
353References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2016 |
| Grant date | Dec 18, 2018 |
| Priority date | — |
| Expiry date | Dec 8, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C2200/20
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Eyewear can be provided that include at least a support and a traction surface that allows the eyewear to be retained on a user's face. The support can include at least an earstem and a face. The traction surface can be coupled to a portion of the support. The traction surface can provide a greater amount of traction force before slipping when subject to forces in certain directions and can provide a lesser amount of traction force before slipping when subject to forces in other directions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.