EP0342705A3 - Electronic watch - Google Patents

Electronic watch Download PDF

Info

Publication number
EP0342705A3
EP0342705A3 EP89109092A EP89109092A EP0342705A3 EP 0342705 A3 EP0342705 A3 EP 0342705A3 EP 89109092 A EP89109092 A EP 89109092A EP 89109092 A EP89109092 A EP 89109092A EP 0342705 A3 EP0342705 A3 EP 0342705A3
Authority
EP
European Patent Office
Prior art keywords
electronic watch
watch
electronic
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
EP89109092A
Other versions
EP0342705A2 (en
EP0342705B1 (en
Inventor
Osamu Miyazawa
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
Seiko Epson Corp
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 filed Critical Seiko Epson Corp
Publication of EP0342705A2 publication Critical patent/EP0342705A2/en
Publication of EP0342705A3 publication Critical patent/EP0342705A3/en
Application granted granted Critical
Publication of EP0342705B1 publication Critical patent/EP0342705B1/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008—Mounting, assembling of components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
EP19890109092 1988-05-19 1989-05-19 Electronic watch Expired EP0342705B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12258288A JPH01292286A (en) 1988-05-19 1988-05-19 Electronic time-piece
JP122582/88 1988-05-19

Publications (3)

Publication Number Publication Date
EP0342705A2 EP0342705A2 (en) 1989-11-23
EP0342705A3 true EP0342705A3 (en) 1990-05-23
EP0342705B1 EP0342705B1 (en) 1992-09-30

Family

ID=14839482

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890109092 Expired EP0342705B1 (en) 1988-05-19 1989-05-19 Electronic watch

Country Status (3)

Country Link
EP (1) EP0342705B1 (en)
JP (1) JPH01292286A (en)
DE (1) DE68903034T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2646946B2 (en) * 1992-12-02 1997-08-27 セイコーエプソン株式会社 clock
JP6319834B2 (en) * 2014-03-04 2018-05-09 セイコーインスツル株式会社 Clock display mechanism, clock movement and clock

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE940722C (en) * 1943-09-25 1956-03-22 Siemens Ag Device on the drives for time drives u running at a constant speed. like
GB890349A (en) * 1959-12-15 1962-02-28 Kenji Tokita Electric clock
US3978654A (en) * 1973-06-07 1976-09-07 Kabushiki Kaisha Suwa Seikosha Motion transformer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0823594B2 (en) * 1986-10-28 1996-03-06 セイコーエプソン株式会社 Watch pointer mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE940722C (en) * 1943-09-25 1956-03-22 Siemens Ag Device on the drives for time drives u running at a constant speed. like
GB890349A (en) * 1959-12-15 1962-02-28 Kenji Tokita Electric clock
US3978654A (en) * 1973-06-07 1976-09-07 Kabushiki Kaisha Suwa Seikosha Motion transformer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 012359 (P-762), 27th June 1988; & JP-A-63 109 389 (SEIKO EPSON CORP.) 14-05-1988 *

Also Published As

Publication number Publication date
EP0342705A2 (en) 1989-11-23
DE68903034T2 (en) 1993-03-04
JPH01292286A (en) 1989-11-24
EP0342705B1 (en) 1992-09-30
DE68903034D1 (en) 1992-11-05

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