CA1066514A - Digital timepiece having means for selectively or simultaneously displaying both conventional time and remaining time functions - Google Patents

Digital timepiece having means for selectively or simultaneously displaying both conventional time and remaining time functions

Info

Publication number
CA1066514A
CA1066514A CA259,228A CA259228A CA1066514A CA 1066514 A CA1066514 A CA 1066514A CA 259228 A CA259228 A CA 259228A CA 1066514 A CA1066514 A CA 1066514A
Authority
CA
Canada
Prior art keywords
gate
time
display
signals
logic gate
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
CA259,228A
Other languages
English (en)
French (fr)
Inventor
Yoshio Hozumi
Takuro Fukuichi
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 Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Instruments Inc filed Critical Seiko Instruments Inc
Application granted granted Critical
Publication of CA1066514A publication Critical patent/CA1066514A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G13/00—Producing acoustic time signals
    • G04G13/02—Producing acoustic time signals at preselected times, e.g. alarm clocks
    • G04G13/025—Producing acoustic time signals at preselected times, e.g. alarm clocks acting only at one preselected time
    • 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)
  • Measurement Of Unknown Time Intervals (AREA)
CA259,228A 1975-08-18 1976-08-17 Digital timepiece having means for selectively or simultaneously displaying both conventional time and remaining time functions Expired CA1066514A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50100037A JPS5223968A (en) 1975-08-18 1975-08-18 Digital alarm watch

Publications (1)

Publication Number Publication Date
CA1066514A true CA1066514A (en) 1979-11-20

Family

ID=14263316

Family Applications (1)

Application Number Title Priority Date Filing Date
CA259,228A Expired CA1066514A (en) 1975-08-18 1976-08-17 Digital timepiece having means for selectively or simultaneously displaying both conventional time and remaining time functions

Country Status (9)

Country Link
JP (1) JPS5223968A (pt)
BR (1) BR7605391A (pt)
CA (1) CA1066514A (pt)
CH (1) CH616300GA3 (pt)
DE (1) DE2636577A1 (pt)
FR (1) FR2321721A1 (pt)
GB (1) GB1505333A (pt)
HK (1) HK84779A (pt)
IT (1) IT1073663B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000339B (en) * 1977-06-16 1982-03-31 Matsushita Electric Ind Co Ltd Time sound generating device
JPS547377A (en) * 1977-06-17 1979-01-20 Seiko Instr & Electronics Ltd Digital electronic watch
DE2941207C2 (de) * 1978-08-23 1987-02-19 Kemper, Kate, Küsnacht, Zürich Elektrisch angetriebene Knet- und Mischmaschine
JPS55101080A (en) * 1979-01-26 1980-08-01 Sony Corp Timer time display unit
JPS55106383A (en) * 1979-02-09 1980-08-15 Seiko Instr & Electronics Ltd Electronic watch with alarm
JPS6037846B2 (ja) * 1980-04-12 1985-08-28 日本鋼管株式会社 溶鋼の精錬方法
JPS6027726B2 (ja) * 1980-04-12 1985-07-01 日本鋼管株式会社 取鍋による溶鋼の精錬方法
JPS6037845B2 (ja) * 1980-04-12 1985-08-28 日本鋼管株式会社 溶鋼の精錬方法
JPS6037847B2 (ja) * 1980-04-12 1985-08-28 日本鋼管株式会社 溶鋼の精錬方法
JPS6045246B2 (ja) * 1980-04-19 1985-10-08 日本鋼管株式会社 容器内溶鉄の精錬における撹拌方法
US4577561A (en) * 1982-04-19 1986-03-25 Bei Electronics, Inc. Digital time fuze method and apparatus
US4492479A (en) * 1982-05-07 1985-01-08 Citizen Watch Co., Ltd. Small electronic timers
CH665083GA3 (en) * 1985-06-21 1988-04-29 Watch with 45-minute timer for football match - has timer started by auxiliary pushbutton and runs independently for invariant interval before sounding of alarm
GB2304939A (en) * 1995-09-29 1997-03-26 Keith David Hunter Count down clock

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5536957B1 (pt) * 1971-07-30 1980-09-25
JPS5627839B2 (pt) * 1972-12-29 1981-06-27
JPS5075461A (pt) * 1973-10-29 1975-06-20
CH87475A4 (pt) * 1975-01-24 1976-08-13

Also Published As

Publication number Publication date
HK84779A (en) 1979-12-21
BR7605391A (pt) 1977-08-16
CH616300B (fr)
FR2321721B1 (pt) 1981-11-20
DE2636577A1 (de) 1977-03-03
JPS5223968A (en) 1977-02-23
GB1505333A (en) 1978-03-30
FR2321721A1 (fr) 1977-03-18
CH616300GA3 (en) 1980-03-31
IT1073663B (it) 1985-04-17

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