Spring reverberator and assembling method thereof
US8131003B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Feb 22, 2008 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Jan 6, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H60/04
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a spring reverberator and an assembling method thereof, in which the spring reverberator comprises: a casing, a driving transducer received in the casing, a pickup transducer received in the casing, and coil springs vibratingly coupled to the driving and pickup transducers. The driving and pickup transducers respectively include a vibration unit and a magnetic core. The vibration unit comprises a support plate including at least one cut-out groove, through which a wire is soldered directly to the support plate. The vibration unit and the magnetic core are prepared in a modular type to be inserted in a sliding manner and fixed in the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.