发明名称 Musical box
摘要 A musical box including a housing having two opposite side walls, a base arranged on an upper inner side of one of the side walls, a seat fixedly mounted on the base and provided with a casing in which is fitted a spiral spring, the spiral spring being connected with a control lever and a gear train, the gear train being engaged with a first gear fixedly mounted on one end of a drum provided with a plurality of protuberances thereon, a hitting member fixedly mounted on the seat and having a plurality of tines in contact with the drum, a frame having a first leg fixedly mounted on the hitting member and a second leg fixedly mounted on the seat, a second gear meshed with the first gear, a disc provided at a bottom side with a first bolt depending downwardly through the frame to engage with the second gear, the disc being provided at an upper side with a second bolt, a fork-liked member having at an upper end two prongs between which is slidably fitted the second bolt, an axle pivotally mounted across the two opposite side walls, a swing suspended on the axle, and two dolls mounted on the swing.
申请公布号 US5561253(A) 申请公布日期 1996.10.01
申请号 US19950510768 申请日期 1995.08.03
申请人 CHEN, JOSEPH 发明人 CHEN, JOSEPH
分类号 A63H5/00;A63H13/20;A63H31/00;(IPC1-7):G10F1/12;A63H3/28 主分类号 A63H5/00
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