JPH0554320B2 - - Google Patents

Info

Publication number
JPH0554320B2
JPH0554320B2 JP63070645A JP7064588A JPH0554320B2 JP H0554320 B2 JPH0554320 B2 JP H0554320B2 JP 63070645 A JP63070645 A JP 63070645A JP 7064588 A JP7064588 A JP 7064588A JP H0554320 B2 JPH0554320 B2 JP H0554320B2
Authority
JP
Japan
Prior art keywords
piezoelectric
shielding plate
piezoelectric transducer
protrusion
speaker
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP63070645A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01243698A (ja
Inventor
Minoru Takahashi
Hidetoshi Shimura
Katsuo Sugai
Eiji Shoyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Chemi Con Corp
Original Assignee
Nippon Chemi Con Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Chemi Con Corp filed Critical Nippon Chemi Con Corp
Priority to JP7064588A priority Critical patent/JPH01243698A/ja
Publication of JPH01243698A publication Critical patent/JPH01243698A/ja
Publication of JPH0554320B2 publication Critical patent/JPH0554320B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP7064588A 1988-03-24 1988-03-24 圧電スピーカ Granted JPH01243698A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7064588A JPH01243698A (ja) 1988-03-24 1988-03-24 圧電スピーカ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7064588A JPH01243698A (ja) 1988-03-24 1988-03-24 圧電スピーカ

Publications (2)

Publication Number Publication Date
JPH01243698A JPH01243698A (ja) 1989-09-28
JPH0554320B2 true JPH0554320B2 (en]) 1993-08-12

Family

ID=13437592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7064588A Granted JPH01243698A (ja) 1988-03-24 1988-03-24 圧電スピーカ

Country Status (1)

Country Link
JP (1) JPH01243698A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09186A (ja) * 1995-06-16 1997-01-07 Makoto Suzuki 米飯食品包装シート及び包装米飯食品

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002536891A (ja) * 1999-01-26 2002-10-29 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 音声変成器を収容し、通路を有するハウジングを持つ装置
JP7455533B2 (ja) * 2019-09-05 2024-03-26 Tdk株式会社 音響デバイス

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63125500U (en]) * 1987-02-09 1988-08-16

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09186A (ja) * 1995-06-16 1997-01-07 Makoto Suzuki 米飯食品包装シート及び包装米飯食品

Also Published As

Publication number Publication date
JPH01243698A (ja) 1989-09-28

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