| 摘要 |
The invention relates to a musical instrument having free reeds set into vibration by a flow of air generated by a supply ( 17 ) and capable of flowing from the supply in two directions referred to respectively as in and out, the instrument comprising: at least two boxes ( 2, 3 ) that are movable relative to each other by moving towards each other or apart from each other; a series of free reeds ( 27 ) mounted inside said boxes; and a valve actuator mechanism ( 31 ) where opening and closing the valves enables the reeds to be engaged or not engaged by the flow of air, the mechanism including in particular actuator keys ( 11 ) mounted on the moving boxes. The instrument of the invention includes means ( 5 ) for supporting and guiding displacement of the boxes relative to each other along a determined trajectory.
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