| 摘要 |
PROBLEM TO BE SOLVED: To provide environment in which an operator concentrates on original cleaning operation by avoiding it that each insertion tube and valve piston section removed from a musical instrument main body in order to clean inside a tube, are damaged due to carelessness of the operator or other cause, when cleaning a trumpet. SOLUTION: Each holding section for safely and stably holding the insertion tube and the valve piston section which is temporarily removed from a trumpet main body, is appropriately arranged on a device. At the same time, a section where drop which falls from the insertion tube and the valve section is made to stay, and which can be cleaned separately from a device main body, is provided as an additional function. COPYRIGHT: (C)2007,JPO&INPIT
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