Swimming goggle
US6721963B1 · kind B1 · utility
20Cited by
15References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 11, 2002 |
| Grant date | Apr 20, 2004 |
| Priority date | — |
| Expiry date | Jun 11, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B33/006
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A pair of lens frames 11 being more soft and flexible than a pair of lenses 10 include annular lens holders 15 to hold the lenses 10, gasket skirts 16 extending from rear edges of the lens holders 15 and a bridge 17 to connect the lens holders 15 to each other. The bridge 17 has a gradient in flexibility increasing from a middle zone of the bridge 17 bisecting the length of the bridge 17 toward the respective lens holders 15.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.