GB1465565A - Electronic timepieces - Google Patents

Electronic timepieces

Info

Publication number
GB1465565A
GB1465565A GB4096674A GB4096674A GB1465565A GB 1465565 A GB1465565 A GB 1465565A GB 4096674 A GB4096674 A GB 4096674A GB 4096674 A GB4096674 A GB 4096674A GB 1465565 A GB1465565 A GB 1465565A
Authority
GB
United Kingdom
Prior art keywords
counter
divider
time
display
output
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
GB4096674A
Other languages
English (en)
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.)
Suwa Seikosha KK
Original Assignee
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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1465565A publication Critical patent/GB1465565A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G3/00—Producing timing pulses
    • G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
    • G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G04G9/087—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques provided with means for displaying at will a time indication or a date or a part thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB4096674A 1973-09-19 1974-09-19 Electronic timepieces Expired GB1465565A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48105597A JPS5749876B2 (enExample) 1973-09-19 1973-09-19

Publications (1)

Publication Number Publication Date
GB1465565A true GB1465565A (en) 1977-02-23

Family

ID=14411895

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4096674A Expired GB1465565A (en) 1973-09-19 1974-09-19 Electronic timepieces

Country Status (5)

Country Link
US (1) US4004407A (enExample)
JP (1) JPS5749876B2 (enExample)
GB (1) GB1465565A (enExample)
HK (1) HK54978A (enExample)
MY (1) MY7800423A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5146170A (enExample) * 1974-10-18 1976-04-20 Hitachi Ltd
JPS5181165A (enExample) * 1975-01-13 1976-07-15 Suwa Seikosha Kk
US4090350A (en) * 1975-05-06 1978-05-23 Citizen Watch Co., Limited Electronic timepiece
JPS53107370A (en) * 1977-03-01 1978-09-19 Toyota Motor Corp Electronic display type digital clock
US4236237A (en) * 1977-08-12 1980-11-25 Citizen Watch Company Limited Electronic wristwatch
JPS5481873A (en) * 1977-12-12 1979-06-29 Seiko Instr & Electronics Ltd Electronic watch
US4228648A (en) * 1978-10-11 1980-10-21 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Hour hand corrector for dual display timepiece
US5596554A (en) * 1993-06-04 1997-01-21 Hagadorn; Hubert W. Set operation in a timepiece having an electrooptical display

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH533332A (fr) * 1970-10-20 1972-09-15 Centre Electron Horloger Montre électronique
US3795099A (en) * 1971-02-18 1974-03-05 Y Tsuruishi Electronic timepiece having a chronograph mechanism

Also Published As

Publication number Publication date
US4004407A (en) 1977-01-25
HK54978A (en) 1978-09-22
JPS5057474A (enExample) 1975-05-19
MY7800423A (en) 1978-12-31
JPS5749876B2 (enExample) 1982-10-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940918