JPS5389775A - Electronic watch with buzzer - Google Patents

Electronic watch with buzzer

Info

Publication number
JPS5389775A
JPS5389775A JP464577A JP464577A JPS5389775A JP S5389775 A JPS5389775 A JP S5389775A JP 464577 A JP464577 A JP 464577A JP 464577 A JP464577 A JP 464577A JP S5389775 A JPS5389775 A JP S5389775A
Authority
JP
Japan
Prior art keywords
buzzer
electronic watch
watch
constitution
pair
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.)
Granted
Application number
JP464577A
Other languages
Japanese (ja)
Other versions
JPS5946356B2 (en
Inventor
Tomoki Murakami
Hideyuki Kawashima
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.)
Citizen Watch Co Ltd
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
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP52004645A priority Critical patent/JPS5946356B2/en
Priority to GB198078A priority patent/GB1597692A/en
Publication of JPS5389775A publication Critical patent/JPS5389775A/en
Publication of JPS5946356B2 publication Critical patent/JPS5946356B2/en
Priority to HK32885A priority patent/HK32885A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)

Abstract

PURPOSE:To improve the efficiency of the buzzer mechanism of a watch with a constitution of a small number of elements by driving a piezoelectric element through a pair of C-MOS inverters.
JP52004645A 1977-01-19 1977-01-19 Electronic clock with buzzer Expired JPS5946356B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP52004645A JPS5946356B2 (en) 1977-01-19 1977-01-19 Electronic clock with buzzer
GB198078A GB1597692A (en) 1977-01-19 1978-01-18 Buzzer driver circuit for electronic apparatus
HK32885A HK32885A (en) 1977-01-19 1985-04-25 Buzzer driver circuit for electronic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52004645A JPS5946356B2 (en) 1977-01-19 1977-01-19 Electronic clock with buzzer

Publications (2)

Publication Number Publication Date
JPS5389775A true JPS5389775A (en) 1978-08-07
JPS5946356B2 JPS5946356B2 (en) 1984-11-12

Family

ID=11589696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52004645A Expired JPS5946356B2 (en) 1977-01-19 1977-01-19 Electronic clock with buzzer

Country Status (1)

Country Link
JP (1) JPS5946356B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5449877U (en) * 1977-09-14 1979-04-06
JPS5772495U (en) * 1980-10-17 1982-05-04

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62186123U (en) * 1986-05-19 1987-11-26
JPH01312537A (en) * 1988-06-13 1989-12-18 Konica Corp Cartridge for photographic film

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5449877U (en) * 1977-09-14 1979-04-06
JPS5754155Y2 (en) * 1977-09-14 1982-11-24
JPS5772495U (en) * 1980-10-17 1982-05-04

Also Published As

Publication number Publication date
JPS5946356B2 (en) 1984-11-12

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