JPS5880589U - Watch case back structure - Google Patents

Watch case back structure

Info

Publication number
JPS5880589U
JPS5880589U JP17655681U JP17655681U JPS5880589U JP S5880589 U JPS5880589 U JP S5880589U JP 17655681 U JP17655681 U JP 17655681U JP 17655681 U JP17655681 U JP 17655681U JP S5880589 U JPS5880589 U JP S5880589U
Authority
JP
Japan
Prior art keywords
back cover
back structure
case back
metal diaphragm
outer periphery
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.)
Granted
Application number
JP17655681U
Other languages
Japanese (ja)
Other versions
JPS6225745Y2 (en
Inventor
榎本　広男
Original Assignee
シチズン時計株式会社
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 シチズン時計株式会社 filed Critical シチズン時計株式会社
Priority to JP17655681U priority Critical patent/JPS5880589U/en
Publication of JPS5880589U publication Critical patent/JPS5880589U/en
Application granted granted Critical
Publication of JPS6225745Y2 publication Critical patent/JPS6225745Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (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) [Summary] 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図は本考案の主要部分を示すケース裏蓋の断面図、
第２図は本考案１こ用いる金属振動板体の斜視図で有る
。 １・・・・・・ケース用裏蓋、１ａ・・・・・・裏蓋網
、ｌｂ。 ＩＣ・・・・・・張り出し部、２・・・・・・金属振動
板体、２ａ・・・・・・切り欠き部、２ｂ・・・・・・
中央平担部、２ｃ・・・・・・外周部、３・・・・・・
圧電素子、４・・・・・・接続バネ部。Figure 1 is a sectional view of the case back showing the main parts of the invention;
FIG. 2 is a perspective view of a metal diaphragm body used in the first invention. 1...Back cover for case, 1a...Back cover net, lb. IC...Protrusion part, 2...Metal diaphragm body, 2a...Notch part, 2b...
Central flat part, 2c... Outer periphery part, 3...
Piezoelectric element, 4... Connection spring part.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）圧電素子を接着されてなる金属振動板体と、プラ
スチック材料よりなる裏蓋網とを備え、前記金属振動体
の中央平担部は前記裏蓋網より露呈していると共に前記
裏蓋網の底部肉厚範囲内に断面的に配置されてなり、且
つ前記金属振動板体の外周部はインサートモールド形成
され前記裏蓋網の張り出し部により包持されている事を
特徴とする腕時計用ケース裏蓋構造。(1) A metal diaphragm body formed by bonding a piezoelectric element and a back cover net made of a plastic material, the central flat part of the metal vibrating body being exposed from the back cover net and the back cover. A wrist watch, characterized in that the metal diaphragm is disposed cross-sectionally within the thickness range of the bottom of the net, and the outer periphery of the metal diaphragm is formed by insert molding and is surrounded by the protruding portion of the back cover net. Case back structure. （２）実用新案登録請求の範囲第１項記載の金属振動板
体の外周部には、一体に形成された接続バネ部を備えて
いる事を特徴とする腕時計用ケース裏蓋構造。(2) Utility Model Registration A wristwatch case back structure, characterized in that the outer periphery of the metal diaphragm body according to claim 1 is provided with an integrally formed connection spring part. （３）実用新案登録請求の範囲第１項記載の金属振動体
の外周部には、複数の切欠き部が形成されている事を特
徴とする腕時計用ケース裏蓋構造。(3) A wristwatch case back structure, characterized in that a plurality of notches are formed on the outer periphery of the metal vibrating body as claimed in claim 1.
JP17655681U 1981-11-27 1981-11-27 Watch case back structure Granted JPS5880589U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17655681U JPS5880589U (en) 1981-11-27 1981-11-27 Watch case back structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17655681U JPS5880589U (en) 1981-11-27 1981-11-27 Watch case back structure

Publications (2)

Publication Number Publication Date
JPS5880589U true JPS5880589U (en) 1983-05-31
JPS6225745Y2 JPS6225745Y2 (en) 1987-07-01

Family

ID=29969642

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17655681U Granted JPS5880589U (en) 1981-11-27 1981-11-27 Watch case back structure

Country Status (1)

Country Link
JP (1) JPS5880589U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6315231B2 (en) * 2013-09-20 2018-04-25 カシオ計算機株式会社 Electronics and watches

Also Published As

Publication number Publication date
JPS6225745Y2 (en) 1987-07-01

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