Title:
KEYBOARD MUSICAL INSTRUMENT
Document Type and Number:
WIPO Patent Application WO/2018/079642
Kind Code:
A1
Abstract:
Provided is an electronic keyboard musical instrument that can emit realistic sounds without sacrificing the design of the musical instrument as a whole. The keyboard musical instrument is provided with: a musical instrument housing 2; a keyboard 11 disposed at the front of the musical instrument housing 2; a sound source for providing an electrical signal according to operation of the keyboard 11; a right vibrating plate 16 and a left vibrating plate 17 provided as parts of an upper surface 10a, which serves as an exterior surface, of a top plate 10 of the musical instrument housing 2; and a right transducer and a left transducer provided on the back surface of each of the vibrating plates 16, 17. Each transducer generates vibration according to the electrical signal provided by the sound source, and that vibration is transmitted to each respective vibrating plate from the back surface. Thus, each vibrating plate vibrates and emits sound according to the electrical signal.
Inventors:
NISHIMURA YOSHIYA (JP)
Application Number:
PCT/JP2017/038652
Publication Date:
May 03, 2018
Filing Date:
October 26, 2017
Export Citation:
Assignee:
YAMAHA CORP (JP)
International Classes:
G10H1/32; H04R1/02; H04R7/02; H04R7/04
Foreign References:
| JP2007096691A | 2007-04-12 | |||
| JPS5526567U | 1980-02-20 | |||
| JP2008009236A | 2008-01-17 | |||
| JP2008292738A | 2008-12-04 | |||
| JP2002078077A | 2002-03-15 | |||
| JP2008310456A | 2008-12-25 | |||
| JP2006189736A | 2006-07-20 | |||
| JP2005347964A | 2005-12-15 | |||
| JP2012037839A | 2012-02-23 |
Attorney, Agent or Firm:
CHUBU PATENT OFFICE (JP)
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