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Title:
PIEZOELECTRIC SOUND-GENERATING COMPONENT
Document Type and Number:
WIPO Patent Application WO/2021/065142
Kind Code:
A1
Abstract:
A piezoelectric sound-generating component 1 provided with: a diaphragm 2 which has a substrate 10, a piezoelectric plate 23, and a pair of electrodes 24 and vibrates when a voltage is applied to the pair of electrodes 24; a case 6 which has a case body 3 and a lid 4 disposed so as to close an opening 33 of the case body 3 and accommodates the diaphragm 2 inside an internal space 30 formed by the case body 3 and the lid 4; and multiple pin terminals 5 disposed on the lid 4. A conductive resin layer 25 is interposed between a first electrode 21 of the pair of electrodes 24 and a first pin electrode 51 of the multiple pin electrodes 5.

Inventors:
OJIMA SHIGEO (JP)
Application Number:
PCT/JP2020/026733
Publication Date:
April 08, 2021
Filing Date:
July 08, 2020
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04R17/00; G10K9/122; H01L41/09
Foreign References:
JPH0548496U1993-06-25
JP2016156051A2016-09-01
JPH05275204A1993-10-22
JPS54144895A1979-11-12
JP2008167264A2008-07-17
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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