JPS54105579A - Electronic wristwatch - Google Patents

Electronic wristwatch

Info

Publication number
JPS54105579A
JPS54105579A JP7761377A JP7761377A JPS54105579A JP S54105579 A JPS54105579 A JP S54105579A JP 7761377 A JP7761377 A JP 7761377A JP 7761377 A JP7761377 A JP 7761377A JP S54105579 A JPS54105579 A JP S54105579A
Authority
JP
Japan
Prior art keywords
pulses
rotor
switch
minute
invertion
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
JP7761377A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6147389B2 (enFirst
Inventor
Yoshii Kawamura
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.)
Seiko Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP7761377A priority Critical patent/JPS54105579A/ja
Publication of JPS54105579A publication Critical patent/JPS54105579A/ja
Publication of JPS6147389B2 publication Critical patent/JPS6147389B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time-pieces
    • G04C10/04—Arrangements of electric power supplies in time-pieces with means for indicating the condition of the power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
JP7761377A 1977-06-29 1977-06-29 Electronic wristwatch Granted JPS54105579A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7761377A JPS54105579A (en) 1977-06-29 1977-06-29 Electronic wristwatch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7761377A JPS54105579A (en) 1977-06-29 1977-06-29 Electronic wristwatch

Publications (2)

Publication Number Publication Date
JPS54105579A true JPS54105579A (en) 1979-08-18
JPS6147389B2 JPS6147389B2 (enFirst) 1986-10-18

Family

ID=13638756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7761377A Granted JPS54105579A (en) 1977-06-29 1977-06-29 Electronic wristwatch

Country Status (1)

Country Link
JP (1) JPS54105579A (enFirst)

Also Published As

Publication number Publication date
JPS6147389B2 (enFirst) 1986-10-18

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