Electroacoustic transducer and structure for mounting an electroacoustic transducer
US6577743B2 · kind B2 · utility
8Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 2001 |
| Grant date | Jun 10, 2003 |
| Priority date | — |
| Expiry date | Apr 10, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R7/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electroacoustic transducer to be mounted on a board of a device, includes an anode conductive part which is in press contact with the board of the device, and a cathode conductive part which is in press contact with the board of the device, wherein the anode conductive part and the cathode conductive part are respectively placed at an axial center position or at predetermined positions in a radial direction to eliminate directionality in a circumferential direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.