JPH0139070B2 - - Google Patents

Info

Publication number
JPH0139070B2
JPH0139070B2 JP55176935A JP17693580A JPH0139070B2 JP H0139070 B2 JPH0139070 B2 JP H0139070B2 JP 55176935 A JP55176935 A JP 55176935A JP 17693580 A JP17693580 A JP 17693580A JP H0139070 B2 JPH0139070 B2 JP H0139070B2
Authority
JP
Japan
Prior art keywords
glass
piezoelectric vibrator
glass member
relay
relay member
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
JP55176935A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57100371A (en
Inventor
Motoyuki Fujimori
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP55176935A priority Critical patent/JPS57100371A/ja
Publication of JPS57100371A publication Critical patent/JPS57100371A/ja
Publication of JPH0139070B2 publication Critical patent/JPH0139070B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/02—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP55176935A 1980-12-15 1980-12-15 Acoustic device for portable electronic apparatus Granted JPS57100371A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55176935A JPS57100371A (en) 1980-12-15 1980-12-15 Acoustic device for portable electronic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55176935A JPS57100371A (en) 1980-12-15 1980-12-15 Acoustic device for portable electronic apparatus

Publications (2)

Publication Number Publication Date
JPS57100371A JPS57100371A (en) 1982-06-22
JPH0139070B2 true JPH0139070B2 (enrdf_load_stackoverflow) 1989-08-17

Family

ID=16022307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55176935A Granted JPS57100371A (en) 1980-12-15 1980-12-15 Acoustic device for portable electronic apparatus

Country Status (1)

Country Link
JP (1) JPS57100371A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59108399U (ja) * 1983-01-12 1984-07-21 富士通株式会社 送受話器
JP2535649Y2 (ja) * 1990-11-29 1997-05-14 セイコーエプソン株式会社 アラーム付電子時計

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038236Y2 (ja) * 1976-05-18 1985-11-14 セイコーエプソン株式会社 音響発振装置付腕時計側
JPS5940279B2 (ja) * 1977-03-01 1984-09-28 シチズン時計株式会社 電子アラ−ム時計のブザ−構造
JPS5459968A (en) * 1977-09-30 1979-05-15 Casio Comput Co Ltd Alarming device of watches
JPS5534255U (enrdf_load_stackoverflow) * 1978-08-28 1980-03-05
JPS5722141Y2 (enrdf_load_stackoverflow) * 1978-12-07 1982-05-13

Also Published As

Publication number Publication date
JPS57100371A (en) 1982-06-22

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