GB1568983A - Electronic alarm timepiece - Google Patents

Electronic alarm timepiece Download PDF

Info

Publication number
GB1568983A
GB1568983A GB44635/76A GB4463576A GB1568983A GB 1568983 A GB1568983 A GB 1568983A GB 44635/76 A GB44635/76 A GB 44635/76A GB 4463576 A GB4463576 A GB 4463576A GB 1568983 A GB1568983 A GB 1568983A
Authority
GB
United Kingdom
Prior art keywords
alarm
time
timepiece
coincidence
signal
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
GB44635/76A
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.)
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
Priority claimed from JP12957875A external-priority patent/JPS5253462A/ja
Priority claimed from JP50129579A external-priority patent/JPS6018028B2/ja
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of GB1568983A publication Critical patent/GB1568983A/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
    • G04G13/026—Producing acoustic time signals at preselected times, e.g. alarm clocks acting at a number of different times
    • 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
    • G04G13/021—Details
    • G04G13/023—Adjusting the duration or amplitude of signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Clocks (AREA)
GB44635/76A 1975-10-28 1976-10-27 Electronic alarm timepiece Expired GB1568983A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12957875A JPS5253462A (en) 1975-10-28 1975-10-28 Electronic watch with alarm
JP50129579A JPS6018028B2 (ja) 1975-10-28 1975-10-28 アラーム付電子時計

Publications (1)

Publication Number Publication Date
GB1568983A true GB1568983A (en) 1980-06-11

Family

ID=26464928

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44635/76A Expired GB1568983A (en) 1975-10-28 1976-10-27 Electronic alarm timepiece

Country Status (8)

Country Link
US (1) US4107916A (https=)
BR (1) BR7607054A (https=)
CA (1) CA1072749A (https=)
DE (1) DE2646666A1 (https=)
FR (1) FR2330054A1 (https=)
GB (1) GB1568983A (https=)
HK (1) HK36581A (https=)
IT (1) IT1074743B (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5421880A (en) * 1977-07-20 1979-02-19 Seiko Instr & Electronics Ltd Electronic alarm watch
US4301524A (en) * 1978-01-04 1981-11-17 Fairchild Camera And Instrument Corp. Programmable alarm clock
US4459036A (en) * 1978-10-30 1984-07-10 Canon Kabushiki Kaisha Electronic instrument for scheduled data handling
JPS6054633B2 (ja) * 1979-06-18 1985-11-30 セイコーエプソン株式会社 マルチアラ−ム電子時計
US7710831B2 (en) * 2005-02-10 2010-05-04 Sdi Technologies Inc. Single day alarm clock

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4847861A (https=) * 1971-10-19 1973-07-06
US3946549A (en) * 1973-12-26 1976-03-30 Uranus Electronics, Inc. Electronic alarm watch

Also Published As

Publication number Publication date
DE2646666A1 (de) 1977-05-05
BR7607054A (pt) 1977-09-06
IT1074743B (it) 1985-04-20
CA1072749A (en) 1980-03-04
FR2330054B1 (https=) 1981-06-12
HK36581A (en) 1981-07-31
US4107916A (en) 1978-08-22
FR2330054A1 (fr) 1977-05-27

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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: 19961011