CH600412B5 - - Google Patents

Info

Publication number
CH600412B5
CH600412B5 CH1181974A CH1181974A CH600412B5 CH 600412 B5 CH600412 B5 CH 600412B5 CH 1181974 A CH1181974 A CH 1181974A CH 1181974 A CH1181974 A CH 1181974A CH 600412 B5 CH600412 B5 CH 600412B5
Authority
CH
Switzerland
Application number
CH1181974A
Inventor
Hubert Portmann
Original Assignee
Ebauches Sa
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 Ebauches Sa filed Critical Ebauches Sa
Priority to CH1181974D priority Critical patent/CH1181974A4/xx
Priority to CH1181974A priority patent/CH600412B5/xx
Priority to DE2534455A priority patent/DE2534455C3/de
Priority to US05/602,389 priority patent/US4144704A/en
Priority to JP50104838A priority patent/JPS5150761A/ja
Publication of CH600412B5 publication Critical patent/CH600412B5/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • G04G19/08—Arrangements for preventing voltage drop due to overloading the power supply
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S320/00—Electricity: battery or capacitor charging or discharging
    • Y10S320/18—Indicator or display
    • Y10S320/21—State of charge of battery

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electromechanical Clocks (AREA)
  • Secondary Cells (AREA)
  • Measurement Of Current Or Voltage (AREA)
CH1181974A 1974-08-30 1974-08-30 CH600412B5 (en:Method)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1181974D CH1181974A4 (en:Method) 1974-08-30 1974-08-30
CH1181974A CH600412B5 (en:Method) 1974-08-30 1974-08-30
DE2534455A DE2534455C3 (de) 1974-08-30 1975-08-01 Sicherheitsvorrichtung in einer batteriegespeisten elektronischen Uhr
US05/602,389 US4144704A (en) 1974-08-30 1975-08-06 Safety device for battery-operated watches
JP50104838A JPS5150761A (en:Method) 1974-08-30 1975-08-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1181974A CH600412B5 (en:Method) 1974-08-30 1974-08-30

Publications (1)

Publication Number Publication Date
CH600412B5 true CH600412B5 (en:Method) 1978-06-15

Family

ID=4377182

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1181974A CH600412B5 (en:Method) 1974-08-30 1974-08-30
CH1181974D CH1181974A4 (en:Method) 1974-08-30 1974-08-30

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1181974D CH1181974A4 (en:Method) 1974-08-30 1974-08-30

Country Status (4)

Country Link
US (1) US4144704A (en:Method)
JP (1) JPS5150761A (en:Method)
CH (2) CH600412B5 (en:Method)
DE (1) DE2534455C3 (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH627612B (de) * 1980-03-07 Bulova Watch Co Inc Elektronisches miniaturgeraet, insbesondere elektronische armbanduhr.
CH627610GA3 (en:Method) * 1980-05-16 1982-01-29
DE3600515C1 (de) * 1986-01-10 1993-05-13 Fraunhofer Ges Forschung Elektronische Uhr
DE3625989A1 (de) * 1986-07-31 1988-02-04 Junghans Uhren Gmbh Uhr
EP0982637A1 (en) * 1995-09-26 2000-03-01 Citizen Watch Co. Ltd. Electronic watch

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427797A (en) * 1966-12-12 1969-02-18 Kenjiro Kimura Timepiece using a solar battery as the power source
DE2058798A1 (de) * 1970-11-30 1972-05-31 Westdeutsche Elektrogeraete Schaltuhr mit elektrischem Antrieb
US3680072A (en) * 1971-01-26 1972-07-25 Automatisme Cie Gle Storage battery monitoring apparatus
US3858389A (en) * 1971-02-18 1975-01-07 Suwa Seikosha Kk Electronic wrist watch with alarm
GB1349209A (en) * 1971-02-25 1974-04-03 Suwa Seikosha Kk Electronic timepiece
DE2158915A1 (de) * 1971-11-27 1973-05-30 Kieninger & Obergfell Quarzuhr mit netzunabhaengiger speisung, vorzugsweise durch trockenbatterie
US3898790A (en) * 1972-11-09 1975-08-12 Citizen Watch Co Ltd Battery-driven watch with battery consumption display alarm
US3832629A (en) * 1973-01-26 1974-08-27 Adar Inc Battery condition indicator
US3889461A (en) * 1973-10-19 1975-06-17 Patek Philippe Sa Master clock with electronic memory
JPS5095744A (en:Method) * 1973-12-25 1975-07-30

Also Published As

Publication number Publication date
US4144704A (en) 1979-03-20
DE2534455A1 (de) 1976-03-18
DE2534455C3 (de) 1981-08-20
DE2534455B2 (de) 1980-10-02
CH1181974A4 (en:Method) 1977-06-15
JPS5150761A (en:Method) 1976-05-04

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased