Fretwork formula zither sound roof beam
The utility model provides a be equipped with long groove from top to bottom that fretwork formula zither sound roof beam is even on the upper portion surface of sound roof beam, the panel is stamped to the higher authority of sound roof beam, open at the middle part of sound roof beam has penetrati...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model provides a be equipped with long groove from top to bottom that fretwork formula zither sound roof beam is even on the upper portion surface of sound roof beam, the panel is stamped to the higher authority of sound roof beam, open at the middle part of sound roof beam has penetrating rectangle sound roof beam through -hole, this fretwork formula zither sound roof beam can reduce the retardant of sound roof beam to zither sound has had very big improvement with the soft and graceful degree of volume, and the tone quality is more free and natural, harmonious and graceful mellow and full, and the range sympathetic response is also broader. |
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