JPS6412348B2 - - Google Patents

Info

Publication number
JPS6412348B2
JPS6412348B2 JP7447081A JP7447081A JPS6412348B2 JP S6412348 B2 JPS6412348 B2 JP S6412348B2 JP 7447081 A JP7447081 A JP 7447081A JP 7447081 A JP7447081 A JP 7447081A JP S6412348 B2 JPS6412348 B2 JP S6412348B2
Authority
JP
Japan
Prior art keywords
bimorph
bimorphs
hand
driving
minute hand
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.)
Expired
Application number
JP7447081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57189085A (en
Inventor
Yoshimasa Hiruma
Toshihiro Takao
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
Original Assignee
Orient Watch Co Ltd
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 Orient Watch Co Ltd filed Critical Orient Watch Co Ltd
Priority to JP7447081A priority Critical patent/JPS57189085A/ja
Publication of JPS57189085A publication Critical patent/JPS57189085A/ja
Publication of JPS6412348B2 publication Critical patent/JPS6412348B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by primary clocks
    • G04C13/08—Secondary clocks actuated intermittently

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
JP7447081A 1981-05-18 1981-05-18 Bimorph driving type analog electronic timepiece Granted JPS57189085A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7447081A JPS57189085A (en) 1981-05-18 1981-05-18 Bimorph driving type analog electronic timepiece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7447081A JPS57189085A (en) 1981-05-18 1981-05-18 Bimorph driving type analog electronic timepiece

Publications (2)

Publication Number Publication Date
JPS57189085A JPS57189085A (en) 1982-11-20
JPS6412348B2 true JPS6412348B2 (cs) 1989-02-28

Family

ID=13548168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7447081A Granted JPS57189085A (en) 1981-05-18 1981-05-18 Bimorph driving type analog electronic timepiece

Country Status (1)

Country Link
JP (1) JPS57189085A (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR890010641A (ko) * 1987-12-31 1989-08-09 강진구 아날로그 시계회로
EP4198648A1 (fr) * 2021-12-20 2023-06-21 The Swatch Group Research and Development Ltd Moteur piézoélectrique rotatif, notamment pour l'horlogerie

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5627833B2 (cs) * 1973-11-13 1981-06-27
JPS5165858U (cs) * 1974-11-18 1976-05-24

Also Published As

Publication number Publication date
JPS57189085A (en) 1982-11-20

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