CH581860B5 - - Google Patents

Info

Publication number
CH581860B5
CH581860B5 CH464272A CH464272A CH581860B5 CH 581860 B5 CH581860 B5 CH 581860B5 CH 464272 A CH464272 A CH 464272A CH 464272 A CH464272 A CH 464272A CH 581860 B5 CH581860 B5 CH 581860B5
Authority
CH
Switzerland
Application number
CH464272A
Other versions
CH464272A4 (en:Method
Original Assignee
Citizen Watch Co 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
Priority claimed from JP2299971U external-priority patent/JPS4717675U/ja
Priority claimed from JP46018984A external-priority patent/JPS5233978B1/ja
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of CH464272A4 publication Critical patent/CH464272A4/xx
Publication of CH581860B5 publication Critical patent/CH581860B5/xx

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
    • G04G13/021—Details
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/34—Devices on watches or similar portable timepieces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
CH464272A 1971-03-30 1972-03-29 CH581860B5 (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2299971U JPS4717675U (en:Method) 1971-03-30 1971-03-30
JP46018984A JPS5233978B1 (en:Method) 1971-03-30 1971-03-30

Publications (2)

Publication Number Publication Date
CH464272A4 CH464272A4 (en:Method) 1976-03-31
CH581860B5 true CH581860B5 (en:Method) 1976-11-15

Family

ID=33566593

Family Applications (1)

Application Number Title Priority Date Filing Date
CH464272A CH581860B5 (en:Method) 1971-03-30 1972-03-29

Country Status (2)

Country Link
CH (1) CH581860B5 (en:Method)
DE (1) DE2215768C2 (en:Method)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2461220A1 (fr) 2010-12-02 2012-06-06 Montres Breguet SA Membrane de rayonnement acoustique pour une boîte à musique ou une montre à sonnerie
EP2461219A1 (fr) 2010-12-02 2012-06-06 Montres Breguet SA Membrane de rayonnement acoustique pour une boîte à musique ou une montre à sonnerie

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2280123A1 (fr) * 1974-05-09 1976-02-20 Cetehor Mouvement de montre-bracelet electronique, en particulier pour dame
GB2056724B (en) * 1979-06-30 1983-07-06 Citizen Watch Co Ltd Acoustic alarm devices for watches
JPS5661897A (en) * 1979-10-24 1981-05-27 Hitachi Ltd Display unit
DE10163752A1 (de) * 2001-12-27 2003-07-17 Hilmar Konrad Tragbare Uhr, insbesondere Armbanduhr
EP4488771A1 (fr) * 2023-07-06 2025-01-08 Manufacture d'Horlogerie Audemars Piguet SA Dispositif acoustique pour pièce à sonnerie

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1136281B (de) * 1953-11-18 1962-09-06 Baumgartner Freres Sa Armbandweckuhr
NL251402A (en:Method) * 1959-05-29

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2461220A1 (fr) 2010-12-02 2012-06-06 Montres Breguet SA Membrane de rayonnement acoustique pour une boîte à musique ou une montre à sonnerie
EP2461219A1 (fr) 2010-12-02 2012-06-06 Montres Breguet SA Membrane de rayonnement acoustique pour une boîte à musique ou une montre à sonnerie
US8638644B2 (en) 2010-12-02 2014-01-28 Montres Breguet Sa Acoustic radiating membrane for a music box or striking watch
US8665676B2 (en) 2010-12-02 2014-03-04 Montres Breguet Sa Acoustic radiating membrane for a music box or striking watch

Also Published As

Publication number Publication date
DE2215768A1 (de) 1972-12-14
DE2215768C2 (de) 1982-08-12
CH464272A4 (en:Method) 1976-03-31

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Legal Events

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