GB2061572B - Alarm timepiece - Google Patents

Alarm timepiece

Info

Publication number
GB2061572B
GB2061572B GB8033361A GB8033361A GB2061572B GB 2061572 B GB2061572 B GB 2061572B GB 8033361 A GB8033361 A GB 8033361A GB 8033361 A GB8033361 A GB 8033361A GB 2061572 B GB2061572 B GB 2061572B
Authority
GB
United Kingdom
Prior art keywords
diaphragm
piezoelectric element
casing
space
display unit
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
GB8033361A
Other languages
English (en)
Other versions
GB2061572A (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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB2061572A publication Critical patent/GB2061572A/en
Application granted granted Critical
Publication of GB2061572B publication Critical patent/GB2061572B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G17/00—Structural details; Housings
    • G04G17/02—Component assemblies
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
GB8033361A 1979-10-24 1980-10-16 Alarm timepiece Expired GB2061572B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13640379A JPS5661677A (en) 1979-10-24 1979-10-24 Watch

Publications (2)

Publication Number Publication Date
GB2061572A GB2061572A (en) 1981-05-13
GB2061572B true GB2061572B (en) 1983-07-06

Family

ID=15174343

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8033361A Expired GB2061572B (en) 1979-10-24 1980-10-16 Alarm timepiece

Country Status (6)

Country Link
US (1) US4362400A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5661677A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH648722GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3039861A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2061572B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN152709B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62116000A (ja) * 1985-11-14 1987-05-27 Seikosha Co Ltd アラ−ム時計

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3879931A (en) * 1972-12-27 1975-04-29 Citizen Watch Co Ltd Electronic watch with an electronically operated sound producer
US3906713A (en) * 1973-08-29 1975-09-23 Citizen Watch Co Ltd Electronic alarm wristwatch
US3940919A (en) * 1973-10-03 1976-03-02 Citizen Watch Co., Ltd. Electronic wristwatch with electronic sound emitter device
JPS52151065U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1976-05-12 1977-11-16
CH633932B (de) 1977-07-09 Citizen Watch Co Ltd Uhrgehaeuse fuer eine elektronische uhr.
JPS5847437Y2 (ja) * 1977-07-09 1983-10-28 シチズン時計株式会社 アラ−ム付電子時計ケ−ス

Also Published As

Publication number Publication date
IN152709B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-03-17
DE3039861A1 (de) 1981-05-27
CH648722GA3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-04-15
GB2061572A (en) 1981-05-13
JPS5661677A (en) 1981-05-27
US4362400A (en) 1982-12-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee