Apparatus for generating sound by using car body
US10471892B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 18, 2017 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Apr 18, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2499/13
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An exemplary embodiment of the present disclosure may provide a sound generator which is connected to a vehicle body and generates sound, the sound generator including: a magnetic circuit generating vibration; a yoke contacting an upper surface of the magnetic circuit; an elastic member contacting at least a part of an upper surface of the yoke and performing vibration motion; a housing including an internal space formed as upper and lower sides of the housing are opened and lateral sides of the housing are closed; and a coil receiving an alternating current signal provided from the outside, wherein the coil is positioned in the internal space of the housing, wherein the sound generator transmits the vibration generated by the magnetic circuit to the vehicle body and vibrate at least a part of the vehicle body such that sound is generated from the vehicle body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.