Title:
MUSIC BOX DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/084470
Kind Code:
A1
Abstract:
The present invention relates to a music box device which operates smoothly even while having a compact structure, the music box device comprising: a vibration plate (20) on which a plurality of vibration pins (22) are arranged; a plurality of striking wheels (30) which are slippably friction-coupled to a first shaft (31) and have striking protrusions (32) for striking the vibration pins (22) formed on a circumferential part with concave portions (33) interposed therebetween; a driving wheel (40) which is rotated while being fixedly coupled to a second shaft (41), and has a plurality of driving protrusions (42) formed on a circumferential part thereof; a driving motor (4); a stopper array part (50) comprising a plurality of stoppers (52) disposed adjacent to the striking wheels (30) and a plurality of solenoids (54) for reciprocatingly driving each of the stoppers (52); and a microcomputer (10), wherein the solenoids (54) of the stopper array part (50) are flatly wound so as to have a long hole (56) therein, and comprise a plurality of coils (55) arranged so that flat side surfaces are adjacent to each other and a movable core which has a flat plate shape that is inserted into the long hole (56) in each of the coils (55) and has an upper end in which the stoppers (52) are attached thereto or integrally formed therewith.
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Inventors:
HAN GYU LAK (KR)
Application Number:
PCT/KR2017/011604
Publication Date:
May 11, 2018
Filing Date:
October 19, 2017
Export Citation:
Assignee:
HAN GYU LAK (KR)
International Classes:
G10F1/06; G10F5/02
Domestic Patent References:
| WO2013022196A1 | 2013-02-14 |
Foreign References:
| JP2011128348A | 2011-06-30 | |||
| JP2006165205A | 2006-06-22 | |||
| JP2014142418A | 2014-08-07 | |||
| KR20120095001A | 2012-08-28 |
Attorney, Agent or Firm:
LEE, Dae Sun (KR)
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