JPS5866394U - Back cover structure of electronic wristwatch with alarm - Google Patents

Back cover structure of electronic wristwatch with alarm

Info

Publication number
JPS5866394U
JPS5866394U JP16293281U JP16293281U JPS5866394U JP S5866394 U JPS5866394 U JP S5866394U JP 16293281 U JP16293281 U JP 16293281U JP 16293281 U JP16293281 U JP 16293281U JP S5866394 U JPS5866394 U JP S5866394U
Authority
JP
Japan
Prior art keywords
back cover
alarm
cover structure
electronic wristwatch
diaphragm
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
JP16293281U
Other languages
Japanese (ja)
Inventor
藤生　久夫
Original Assignee
三洋電機株式会社
東京三洋電機株式会社
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 三洋電機株式会社, 東京三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP16293281U priority Critical patent/JPS5866394U/en
Publication of JPS5866394U publication Critical patent/JPS5866394U/en
Pending legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例を示す断面図、第２図は本考案の実施例
を示す断面図、第３図は本考案の他の実施例を示す断面
図である。 ４．９・・・裏蓋、５，１０・・・振動板、６．１１・
・・圧電素子、７，１２・・・・・・貫通孔、８．１３
・・・突出部、１４・・・鍔。FIG. 1 is a sectional view showing a conventional example, FIG. 2 is a sectional view showing an embodiment of the present invention, and FIG. 3 is a sectional view showing another embodiment of the present invention. 4.9...Back cover, 5,10...Diaphragm, 6.11.
...Piezoelectric element, 7,12...Through hole, 8.13
... protrusion, 14... tsuba.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 腕時計ケースの裏蓋裏面に圧電素子を固着し、前記裏蓋
を振動板としあ用いるアラーム付電子腕時計裏蓋構造に
於いて、前記裏蓋は貫通孔が形成され、該貫通孔に凹型
の振動板が固着されて成り、前記振動板の凹型内部に圧
電素子が固着されることを特徴とするアラーム付電子腕
時計の裏蓋構遥。In the back cover structure of an electronic wristwatch with an alarm, in which a piezoelectric element is fixed to the back surface of the back cover of a wristwatch case and the back cover is used as a diaphragm, a through hole is formed in the back cover, and a concave vibration plate is formed in the back cover. A back cover structure of an electronic wristwatch with an alarm, characterized in that a plate is fixed to the diaphragm, and a piezoelectric element is fixed to the concave interior of the diaphragm.
JP16293281U 1981-10-30 1981-10-30 Back cover structure of electronic wristwatch with alarm Pending JPS5866394U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16293281U JPS5866394U (en) 1981-10-30 1981-10-30 Back cover structure of electronic wristwatch with alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16293281U JPS5866394U (en) 1981-10-30 1981-10-30 Back cover structure of electronic wristwatch with alarm

Publications (1)

Publication Number Publication Date
JPS5866394U true JPS5866394U (en) 1983-05-06

Family

ID=29955238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16293281U Pending JPS5866394U (en) 1981-10-30 1981-10-30 Back cover structure of electronic wristwatch with alarm

Country Status (1)

Country Link
JP (1) JPS5866394U (en)

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