JPS63122000U - - Google Patents

Info

Publication number
JPS63122000U
JPS63122000U JP1374487U JP1374487U JPS63122000U JP S63122000 U JPS63122000 U JP S63122000U JP 1374487 U JP1374487 U JP 1374487U JP 1374487 U JP1374487 U JP 1374487U JP S63122000 U JPS63122000 U JP S63122000U
Authority
JP
Japan
Prior art keywords
less
sound emitting
inner diameter
emitting hole
diameter
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.)
Pending
Application number
JP1374487U
Other languages
English (en)
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 filed Critical
Priority to JP1374487U priority Critical patent/JPS63122000U/ja
Publication of JPS63122000U publication Critical patent/JPS63122000U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)

Description

【図面の簡単な説明】
第1図aは、小型の圧電ブザーの正面図、第1
図bは、同じくその内部の構造を示す縦断面図で
ある。 1……ブザーケース、1a……中空筒体、1b
……放音孔、1c……空洞部、2……圧電振動体
、2a……振動板、2b……圧電体、2c……端
子、D……空洞部の径、H……空洞部の長さ、d
……放音孔の径。

Claims (1)

    【実用新案登録請求の範囲】
  1. 一端に円形の放音孔を設けた仕切壁を有し内径
    10mm以下で長さが5mm以下の中空筒体の他端に
    、振動周波数が3〜5KHzである圧電振動体を
    装着してなり、該放音孔の径が該内径の0.45
    〜0.55の範囲内にあることを特徴とする、小
    型圧電ブザー。
JP1374487U 1987-02-03 1987-02-03 Pending JPS63122000U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1374487U JPS63122000U (ja) 1987-02-03 1987-02-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1374487U JPS63122000U (ja) 1987-02-03 1987-02-03

Publications (1)

Publication Number Publication Date
JPS63122000U true JPS63122000U (ja) 1988-08-08

Family

ID=30803097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1374487U Pending JPS63122000U (ja) 1987-02-03 1987-02-03

Country Status (1)

Country Link
JP (1) JPS63122000U (ja)

Similar Documents

Publication Publication Date Title
JPS63122000U (ja)
JPS61190875U (ja)
JPS623196U (ja)
JPH0169897U (ja)
JPS6266496U (ja)
JPS61121328U (ja)
JPH0181290U (ja)
JPH0371393U (ja)
JPS62114785U (ja)
JPS61199000U (ja)
JPS647500U (ja)
JPS63166282U (ja)
JPH0344000U (ja)
JPS6314299U (ja)
JPS61185076U (ja)
JPH0261113U (ja)
JPS63168964U (ja)
JPS6419468U (ja)
JPH02121040U (ja)
JPS6049598U (ja) メロデイホイツスル
JPS6249197U (ja)
JPS6227399U (ja)
JPS6358658U (ja)
JPH0325629U (ja)
JPS62200493U (ja)