Combination electronic metronome and headphone unit
US5751825A · kind A · utility
Inventors
Key dates
| Filing date | Aug 19, 1994 |
| Grant date | May 12, 1998 |
| Priority date | — |
| Expiry date | Aug 19, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG04F5/025
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Headphones for acoustical reproduction of music or various audio signals and an electronic metronome device included therein. The headphones comprising a headband, two earcups, a first set of transducers housed one each within each earcup which receive and reproduce electronic audio signals from an exterior source, an electronically actuated metronome circuit used as a tempo device housed within the earcups, a second set of transducers housed one each within each earcup to produce the audio signals originating from the metronome circuit, a tempo control switch for increasing and decreasing the time beats originating from the metronome circuit, a volume control switch for increasing and decreasing the loudness of the time beats originating from the metronome circuit, a power source housed within the earcups to drive the metronome circuit, a line out jack to provide the clicking sound produced by the metronome circuit to an auxiliary component, a blinking light to give a visual metronome reference, and a cord having a conventional headphone jack plug attached.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.