Headphone
US8363875B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2009 |
| Grant date | Jan 29, 2013 |
| Priority date | — |
| Expiry date | Aug 24, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R5/0335
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
There is provided a headphone having a pair of units being attached to both ends of a band, and at least one of the units being made slidable relative to the band. The headphone comprises a slider that supports the unit, accommodates a part of a cord for connecting end parts of the band and the unit, and includes an engaged part for regulating a sliding range of the unit, a slider guide fixed to an end part of the band and inserted through the slider, for guiding a sliding motion of the slider in the sliding motion of the unit, and an engaging part having approximately the same width as that of the engaged part, attached to the end part of the band, and engaged with the engaged part so as to be locked to the end part of the engaged part in the sliding motion of the unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.