Title:
SPEAKER APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/215804
Kind Code:
A1
Abstract:
A purpose of the invention is to provide a speaker apparatus wherein: vibrations generated from a vibration device can be efficiently transmitted to a diaphragm; volume is secured; and clear sound with a wide range can be produced. A speaker apparatus 1 that is an apparatus in which a vibration device 3 abuts one plane side of a diaphragm 2 and vibration transmitted from the vibration device 3 is emitted from the diaphragm 2 as sound, comprises: the diaphragm 2; the vibration device 3; and a frame body 4 provided on the diaphragm 2 so as to surround the vibration device 3; and an elastic body 5 provided to sandwich the frame body 4 and the vibration device 3 and to face the aforementioned plane side of the diaphragm 2, wherein the frame body 4 is provided with a gap between the outer periphery of the vibration device 3 and the frame body 4, wherein the elastic body 5 spreads across the frame body 4 and the vibration device 3 and is fixed to the frame body 4 and the vibration device 3, and wherein the frame body 4, the vibration device 3, and the elastic body 5 are integrated.
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Inventors:
YOKOHAMA KINPEI (JP)
Application Number:
PCT/JP2018/017715
Publication Date:
November 14, 2019
Filing Date:
May 08, 2018
Export Citation:
Assignee:
CITYFOREST WORKERS NET CO LTD (JP)
International Classes:
H04R1/00; H04R7/04
Foreign References:
| JP2015198346A | 2015-11-09 | |||
| JP2011109404A | 2011-06-02 | |||
| JP2016058936A | 2016-04-21 | |||
| JP2007318623A | 2007-12-06 | |||
| JP2018078410A | 2018-05-17 | |||
| JP2015156605A | 2015-08-27 |
Other References:
See also references of EP 3606087A4
Attorney, Agent or Firm:
WAKI, Hikaru et al. (JP)
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