JPS5977097U - Circuit board structure of crystal wristwatch - Google Patents

Circuit board structure of crystal wristwatch

Info

Publication number
JPS5977097U
JPS5977097U JP1790682U JP1790682U JPS5977097U JP S5977097 U JPS5977097 U JP S5977097U JP 1790682 U JP1790682 U JP 1790682U JP 1790682 U JP1790682 U JP 1790682U JP S5977097 U JPS5977097 U JP S5977097U
Authority
JP
Japan
Prior art keywords
circuit board
board structure
wristwatch
crystal wristwatch
crystal
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
JP1790682U
Other languages
Japanese (ja)
Inventor
松木　康弘
舛田　光良
Original Assignee
株式会社みすず工業
セイコーエプソン株式会社
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 株式会社みすず工業, セイコーエプソン株式会社 filed Critical 株式会社みすず工業
Priority to JP1790682U priority Critical patent/JPS5977097U/en
Publication of JPS5977097U publication Critical patent/JPS5977097U/en
Pending legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Structure Of Printed Boards (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図は従来の水晶腕時計の回路単体、第２図は従来の
水晶式腕時計のケーシング後、第３図は本考案の水晶式
腕時計の回路単体、第４図は本考案の水晶式腕時計のケ
ーシング後を示す。また図中の数字は第１図から第４図
まで共通で次の内容である。 １・・・・・・回路基板、２・・・・・・ＩＣ，３・・
・・・・基板の配線パターン、４・・・・・・水晶、５
・・・・・・ケース、６・・・・・・浮遊容量、７・・
・・・・金属箔。Figure 1 shows the circuit of a conventional quartz wristwatch, Figure 2 shows the casing of the conventional quartz wristwatch, Figure 3 shows the circuit of the quartz wristwatch of the present invention, and Figure 4 shows the circuit of the quartz wristwatch of the present invention. Shown after casing. Also, the numbers in the figures are common from FIG. 1 to FIG. 4 and have the following contents. 1...Circuit board, 2...IC, 3...
... Board wiring pattern, 4 ... Crystal, 5
...Case, 6... Stray capacitance, 7...
...Metal foil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 時間標準源として水晶振動子を用いた電子腕時計におい
て、少くも一方の面に電子素子及び回路パターンが配置
される回路基板の他方の面に金属箔を配置した事を特徴
とする水晶式腕時計の回路基板構造。An electronic wristwatch using a crystal oscillator as a time standard source, characterized in that a circuit board on which electronic elements and circuit patterns are arranged on at least one side and a metal foil arranged on the other side. circuit board structure.
JP1790682U 1982-02-10 1982-02-10 Circuit board structure of crystal wristwatch Pending JPS5977097U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1790682U JPS5977097U (en) 1982-02-10 1982-02-10 Circuit board structure of crystal wristwatch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1790682U JPS5977097U (en) 1982-02-10 1982-02-10 Circuit board structure of crystal wristwatch

Publications (1)

Publication Number Publication Date
JPS5977097U true JPS5977097U (en) 1984-05-24

Family

ID=30149128

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1790682U Pending JPS5977097U (en) 1982-02-10 1982-02-10 Circuit board structure of crystal wristwatch

Country Status (1)

Country Link
JP (1) JPS5977097U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5887583A (en) * 1981-11-20 1983-05-25 シチズン時計株式会社 Manufacture of circuit board for time piece

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5887583A (en) * 1981-11-20 1983-05-25 シチズン時計株式会社 Manufacture of circuit board for time piece

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