GB2002932B - Electronic wristwatch case - Google Patents

Electronic wristwatch case

Info

Publication number
GB2002932B
GB2002932B GB7829350A GB7829350A GB2002932B GB 2002932 B GB2002932 B GB 2002932B GB 7829350 A GB7829350 A GB 7829350A GB 7829350 A GB7829350 A GB 7829350A GB 2002932 B GB2002932 B GB 2002932B
Authority
GB
United Kingdom
Prior art keywords
battery
sound
fixing ring
vibrating plate
cover
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
GB7829350A
Other versions
GB2002932A (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.)
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
Priority claimed from JP1977091439U external-priority patent/JPS5847437Y2/en
Priority claimed from JP7194678A external-priority patent/JPS54163075A/en
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Publication of GB2002932A publication Critical patent/GB2002932A/en
Application granted granted Critical
Publication of GB2002932B publication Critical patent/GB2002932B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/008—Mounting, assembling of components
    • 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
    • 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)

Abstract

A case construction for an electronic alarm wristwatch powered by a battery 40, comprising: a case band 29; a sound-emitting cover 22 detachably fastened to the case band and including a battery replacement through-hole and sound-emitting holes; a fixing ring 26 disposed in concentric relationship with the battery replacement through-hole; a battery hatch cover 28 removably engaging a portion of the fixing ring; a vibrating plate 24 fixed to the fixing ring and spaced from the sound-emitting cover; a sealing ring 38 disposed between the vibrating plate and the battery hatch cover to provide a water-tight seal; and a piezoelectric vibrating element 30 mounted on the vibrating plate. <IMAGE>
GB7829350A 1977-07-09 1978-07-10 Electronic wristwatch case Expired GB2002932B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1977091439U JPS5847437Y2 (en) 1977-07-09 1977-07-09 Electronic watch case with alarm
JP7194678A JPS54163075A (en) 1978-06-14 1978-06-14 Electronic watch case with alarm

Publications (2)

Publication Number Publication Date
GB2002932A GB2002932A (en) 1979-02-28
GB2002932B true GB2002932B (en) 1982-01-06

Family

ID=26413070

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7829350A Expired GB2002932B (en) 1977-07-09 1978-07-10 Electronic wristwatch case

Country Status (3)

Country Link
CH (1) CH633932B (en)
DE (1) DE2829992A1 (en)
GB (1) GB2002932B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2056724B (en) * 1979-06-30 1983-07-06 Citizen Watch Co Ltd Acoustic alarm devices for watches
JPS5661677A (en) * 1979-10-24 1981-05-27 Hitachi Ltd Watch
JPS5692893U (en) * 1979-12-17 1981-07-23
CA2931973A1 (en) 2013-11-29 2015-06-04 Motiv Inc. Wearable computing device

Also Published As

Publication number Publication date
GB2002932A (en) 1979-02-28
DE2829992A1 (en) 1979-01-18
CH633932B (en)
CH633932GA3 (en) 1983-01-14

Similar Documents

Publication Publication Date Title
MC2284A1 (en) WRISTWATCH WITH INTERCHANGEABLE LID CASE
JPS5476183A (en) Timepiece
FR2470474B1 (en) ENERGY SUPPLY DEVICE WITH A VIBRATING TRANSDUCER, PARTICULARLY FOR A DEVICE FOR WARNING OF AN ABNORMAL CONDITION OF A TIRE
GB2002932B (en) Electronic wristwatch case
DE3268114D1 (en) Watch case
ES258682U (en) Collapsible disc-toys
JPS539172A (en) Crystal watch
CH646578GA3 (en)
JPS53107365A (en) Buzzer construction of electronic alarm watch
JPS5594179A (en) Electronic wrist watch with acoustic device
JPS5539014A (en) Electronic wrist watch with alarm
JPS5417693A (en) Composite piezoelectric vibrator unit
JPS5313952A (en) Electronic alarm watch
JPS5377672A (en) Alarm watch
JPS57106891A (en) Structure of watch case
JPS57100371A (en) Acoustic device for portable electronic apparatus
JPS5661677A (en) Watch
JPS53146665A (en) Watch structure with alarm
JPS537368A (en) Alarm wristwatch
JPS5296062A (en) Wrist watch
JPS56149025A (en) Resonator for sounding body built-in camera
JPS5317768A (en) Watch device
JPS5334564A (en) Wristwatch with electronic buzzer
JPS5296015A (en) Electric-acoustic converter of electromagnetic type
JPS5343565A (en) Glass for watches

Legal Events

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