Headphones
US11792562B2 · kind B2 · utility
0Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 2022 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Jan 20, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2321/0251
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A set of headphones (1) comprises a pair of speaker units (3); a pair of ear pad portions (4); a plurality of temperature change modules (24) that are provided inside the pair of ear pad portions (4), and that heat and/or cool electrically so as to convey a temperature other than normal temperature to the user; and a temperature control unit (31) that drives the plurality of temperature change modules (24) on a rotating basis while shifting the phase of operation individually or in groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.