Three-piece device ear hook
US9521478B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2013 |
| Grant date | Dec 13, 2016 |
| Priority date | — |
| Expiry date | Sep 24, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An ear hook assembly (401) is provided. The ear hook assembly (401) includes a device hook engagement component (405), an ear hook engagement component (406), and a retention sleeve (404). The retention sleeve can include comprising at least one protuberance (1207) extending into the retention sleeve toward an engagement axis (408) of the assembly. One of the device hook engagement component or the ear hook engagement component can include at least two retention sleeve friction engagement components (409,410) radially separated by a cantilevered protuberance engagement component (901) about the engagement axis. The cantilevered protuberance engagement component can include a distal end (1002) biased against the protuberance to retain the device hook engagement component and the ear hook engagement component together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.