GB1391235A - Digital wrist watch - Google Patents

Digital wrist watch

Info

Publication number
GB1391235A
GB1391235A GB270073A GB270073A GB1391235A GB 1391235 A GB1391235 A GB 1391235A GB 270073 A GB270073 A GB 270073A GB 270073 A GB270073 A GB 270073A GB 1391235 A GB1391235 A GB 1391235A
Authority
GB
United Kingdom
Prior art keywords
time
circuit
signals
counting
switch
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
GB270073A
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
Priority claimed from JP805972A external-priority patent/JPS5733557B2/ja
Priority claimed from JP47008061A external-priority patent/JPS4878976A/ja
Priority claimed from JP806072A external-priority patent/JPS4878975A/ja
Application filed by Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1391235A publication Critical patent/GB1391235A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G5/00—Setting, i.e. correcting or changing, the time-indication
    • G04G5/04—Setting, i.e. correcting or changing, the time-indication by setting each of the displayed values, e.g. date, hour, independently
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G11/00—Producing optical signals at preselected times
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
GB270073A 1972-01-22 1973-01-18 Digital wrist watch Expired GB1391235A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP805972A JPS5733557B2 (sv) 1972-01-22 1972-01-22
JP47008061A JPS4878976A (sv) 1972-01-22 1972-01-22
JP806072A JPS4878975A (sv) 1972-01-22 1972-01-22

Publications (1)

Publication Number Publication Date
GB1391235A true GB1391235A (en) 1975-04-16

Family

ID=27277856

Family Applications (1)

Application Number Title Priority Date Filing Date
GB270073A Expired GB1391235A (en) 1972-01-22 1973-01-18 Digital wrist watch

Country Status (7)

Country Link
US (1) US3822547A (sv)
CH (1) CH85673A4 (sv)
DE (1) DE2302978A1 (sv)
FR (1) FR2169082B1 (sv)
GB (1) GB1391235A (sv)
HK (1) HK61276A (sv)
MY (1) MY7700020A (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000337A (en) * 1977-06-17 1979-01-04 Seiko Instr & Electronics Electronic timepieces

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2425254C3 (de) * 1973-05-28 1980-11-20 Citizen Watch Co., Ltd., Tokio Tragbare elektronische Uhr
US3946549A (en) * 1973-12-26 1976-03-30 Uranus Electronics, Inc. Electronic alarm watch
JPS5112171A (sv) * 1974-06-14 1976-01-30 Kienzle Apparate Gmbh
US4099371A (en) * 1974-10-04 1978-07-11 Citizen Watch Co., Ltd. Electronic optical display alarm timepiece
DE2560192C2 (de) * 1974-10-31 1986-02-13 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
JPH0310916B2 (sv) * 1974-10-31 1991-02-14 Citizen Watch Co Ltd
DE2560195C2 (de) * 1974-10-31 1985-07-11 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
DE2560194C2 (de) * 1974-10-31 1986-02-27 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
DE2560197C2 (de) * 1974-10-31 1986-08-07 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
DE2560196C2 (de) * 1974-10-31 1986-02-27 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
DE2560193C2 (de) * 1974-10-31 1985-07-11 Citizen Watch Co., Ltd., Tokio/Tokyo Elektronische Uhr
JPS5172471A (sv) * 1974-12-20 1976-06-23 Seiko Instr & Electronics
CH586423B5 (sv) * 1975-01-10 1977-03-31 Ebauches Sa
DE2513384A1 (de) * 1975-03-26 1976-10-07 Kieninger & Obergfell Elektrische signalvorrichtung, insbesondere fuer die verabfolgung von wecksignalen
USD242774S (en) * 1975-04-03 1976-12-21 Ebauches S.A. Wrist watch
US4025774A (en) * 1975-06-16 1977-05-24 American Hospital Supply Corporation Timing apparatus including electronic calculator circuits
US4089159A (en) * 1975-06-23 1978-05-16 Citizen Watch Company Limited Electronic timepiece
JPS5246860A (en) * 1975-10-13 1977-04-14 Seiko Instr & Electronics Ltd Alarm electronic clock
JPS5247767A (en) * 1975-10-14 1977-04-15 Seiko Instr & Electronics Ltd Digital alarm watch
JPS5251974A (en) * 1975-10-24 1977-04-26 Seiko Instr & Electronics Ltd Digital alarm electronic watch
JPS5258972A (en) * 1975-11-11 1977-05-14 Seiko Instr & Electronics Ltd Electronic stopwatch
IT1071140B (it) * 1976-07-26 1985-04-02 Indesit Ricevitore di segnali radiofonici e/o televisivi
DE2645744A1 (de) * 1976-10-09 1978-04-13 Quarz Zeit Ag Elektronische uhr, insbesondere quarzuhr
US4228645A (en) * 1977-05-10 1980-10-21 Citizen Watch Company Limited Electronic timepiece equipped with alarm system
US4151723A (en) * 1977-07-15 1979-05-01 Emhart Industries, Inc. Refrigeration system control method and apparatus
IT1108014B (it) * 1978-07-18 1985-12-02 Borletti Spa Dispositivo elettronico utilizzabile come orologio e o come cronometro
JPS6245193Y2 (sv) * 1980-02-19 1987-12-02
FR2565386B1 (fr) * 1984-06-01 1989-10-27 Seem Sarl Disque de stationnement electronique
US4872005A (en) * 1988-01-04 1989-10-03 Motorola, Inc. Paging receiver capable of reminding a user of an important message event
US5119346A (en) * 1990-01-16 1992-06-02 Deborah J. Henderson Child alarm system
US5871406A (en) * 1997-09-23 1999-02-16 Worrell; W. Robert Golf swing timing process
TW368617B (en) * 1997-11-27 1999-09-01 Eta S A Fabriques D Edauches Portable object, in particular a watch, including multiple selectable electronic modules
US6547434B1 (en) * 1998-01-12 2003-04-15 Derosa Eric Set starter timing device
US20130192514A1 (en) * 2012-01-27 2013-08-01 Jody Murdough Game score keeper
US9766594B2 (en) 2012-06-27 2017-09-19 Jody P. Murdough Scorekeeping device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3576099A (en) * 1969-04-22 1971-04-27 Hamilton Watch Co Solid state timepiece having electro-optical time display
US3646751A (en) * 1969-12-05 1972-03-07 Detection Sciences Digital timing system
CH569320B5 (sv) * 1970-03-06 1975-11-14 Rolex Montres
US3664116A (en) * 1970-04-06 1972-05-23 Gen Electric Digital clock controlled by voltage level of clock reference signal
US3672155A (en) * 1970-05-06 1972-06-27 Hamilton Watch Co Solid state watch
US3664117A (en) * 1970-06-05 1972-05-23 Gen Electric Non-time indicating number correction circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000337A (en) * 1977-06-17 1979-01-04 Seiko Instr & Electronics Electronic timepieces
GB2000337B (en) * 1977-06-17 1982-01-06 Seiko Instr & Electronics Improvements in or relating to electronic timepieces

Also Published As

Publication number Publication date
FR2169082A1 (sv) 1973-09-07
HK61276A (en) 1976-10-08
US3822547A (en) 1974-07-09
CH85673A4 (fr) 1977-02-15
MY7700020A (en) 1977-12-31
DE2302978A1 (de) 1973-07-26
FR2169082B1 (sv) 1977-02-04

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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: 19930116