Eyeglass frame with very high recoverable deformability
US5640217A · kind A · utility
49Cited by
6References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 1996 |
| Grant date | Jun 17, 1997 |
| Priority date | — |
| Expiry date | Jan 26, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C5/008
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An eyeglass frame wherein one of the components such as the temples, the bridge and/or the connection bar between the eyewires is made of a shaped memory alloy which is able to regain its initial shape by simple heating after having undergone a permanent deformation and a lower temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.