Reinforced earbud device, system and method
US8116495B2 · kind B2 · utility
33Cited by
6References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 2008 |
| Grant date | Feb 14, 2012 |
| Priority date | — |
| Expiry date | Nov 4, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2460/09
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Various earbud embodiments comprise a sleeve portion, a base portion, a bell portion, and reinforcement members. The sleeve portion defines a central void extending from a proximal end to a distal end of the earbud. The base portion encircles the sleeve portion. The bell portion connects the sleeve portion to the base portion. The bell portion defines at least one aperture, and includes at least one web portion connected to the base portion at a connection point. At least one reinforcement member at each connection point extends from the base portion to the web portion to strengthen the structure at the connection point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.