JPS5337465A - Wristwatch with alarm device - Google Patents

Wristwatch with alarm device

Info

Publication number
JPS5337465A
JPS5337465A JP11220076A JP11220076A JPS5337465A JP S5337465 A JPS5337465 A JP S5337465A JP 11220076 A JP11220076 A JP 11220076A JP 11220076 A JP11220076 A JP 11220076A JP S5337465 A JPS5337465 A JP S5337465A
Authority
JP
Japan
Prior art keywords
wristwatch
alarm device
diaphragm
rear cover
vibrated
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.)
Pending
Application number
JP11220076A
Other languages
Japanese (ja)
Inventor
Nobuo Toyama
Narikazu Takahashi
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.)
Ricoh Elemex Corp
Original Assignee
Ricoh Elemex Corp
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 Ricoh Elemex Corp filed Critical Ricoh Elemex Corp
Priority to JP11220076A priority Critical patent/JPS5337465A/en
Publication of JPS5337465A publication Critical patent/JPS5337465A/en
Priority to US06/163,686 priority patent/US4321699A/en
Pending 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
    • G04G13/021—Details

Abstract

PURPOSE:A diaphragm is formed by providing electrodes to a piezoelectric element and the diaphragm is supported at one point to the inside of a rear cover, whereby the rear cover is vibrated to produce alarm sound and the constitution is simplified.
JP11220076A 1976-09-17 1976-09-17 Wristwatch with alarm device Pending JPS5337465A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP11220076A JPS5337465A (en) 1976-09-17 1976-09-17 Wristwatch with alarm device
US06/163,686 US4321699A (en) 1976-09-17 1980-06-27 Wrist watch with alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11220076A JPS5337465A (en) 1976-09-17 1976-09-17 Wristwatch with alarm device

Publications (1)

Publication Number Publication Date
JPS5337465A true JPS5337465A (en) 1978-04-06

Family

ID=14580753

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11220076A Pending JPS5337465A (en) 1976-09-17 1976-09-17 Wristwatch with alarm device

Country Status (1)

Country Link
JP (1) JPS5337465A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57191586A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Timepiece
JPS6036923A (en) * 1983-08-09 1985-02-26 Terumo Corp Electronic clinical thermometer
JPH01117790U (en) * 1988-12-28 1989-08-09

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57191586A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Timepiece
JPS6036923A (en) * 1983-08-09 1985-02-26 Terumo Corp Electronic clinical thermometer
JPH0477257B2 (en) * 1983-08-09 1992-12-07 Terumo Corp
JPH01117790U (en) * 1988-12-28 1989-08-09
JPH0419514Y2 (en) * 1988-12-28 1992-05-01

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