| 摘要 |
A music box device whose constitution member is put together into a unit is provided. A pedestal housing 36 for storing therein a spring 38 as well as a pedestal 30 for supporting a spring gear 58 and speed increasing gear trains 32, and 33 of a governor mechanism 24 are formed with synthetic resin mould to be united therewith. A rotating shaft of the speed increasing gear train 32 of the governor mechanism 24 and a rotating shaft 26 of the governor rotating body 25 are supported in cooperation with the pedestal 30 and a spring storage box 36, thus a spring power source unit supplying controlled stable rotating output is constituted.
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