Sound box with external and internal impact surfaces
US7365258B1 · kind B1 · utility
13Cited by
4References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 2, 2006 |
| Grant date | Apr 29, 2008 |
| Priority date | — |
| Expiry date | Aug 2, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10D13/11
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A percussion assembly including a sound box having upright walls, a seat top, and an interior, the assembly comprising a beater located in the box interior, and means to activate the beater to repeatedly beat against a surface of a wall at said interior.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.