JPS644367B2 - - Google Patents

Info

Publication number
JPS644367B2
JPS644367B2 JP2280881A JP2280881A JPS644367B2 JP S644367 B2 JPS644367 B2 JP S644367B2 JP 2280881 A JP2280881 A JP 2280881A JP 2280881 A JP2280881 A JP 2280881A JP S644367 B2 JPS644367 B2 JP S644367B2
Authority
JP
Japan
Prior art keywords
lid
base
metal ring
ferromagnetic metal
piezoelectric vibrator
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
JP2280881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57136899A (en
Inventor
Masakazu Takeuchi
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.)
Kyocera Crystal Device Corp
Original Assignee
Kyocera Crystal Device 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 Kyocera Crystal Device Corp filed Critical Kyocera Crystal Device Corp
Priority to JP2280881A priority Critical patent/JPS57136899A/ja
Publication of JPS57136899A publication Critical patent/JPS57136899A/ja
Publication of JPS644367B2 publication Critical patent/JPS644367B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP2280881A 1981-02-18 1981-02-18 Airtight package for piezoelectric oscillator and its manufacture Granted JPS57136899A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2280881A JPS57136899A (en) 1981-02-18 1981-02-18 Airtight package for piezoelectric oscillator and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2280881A JPS57136899A (en) 1981-02-18 1981-02-18 Airtight package for piezoelectric oscillator and its manufacture

Publications (2)

Publication Number Publication Date
JPS57136899A JPS57136899A (en) 1982-08-24
JPS644367B2 true JPS644367B2 (enrdf_load_stackoverflow) 1989-01-25

Family

ID=12092984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2280881A Granted JPS57136899A (en) 1981-02-18 1981-02-18 Airtight package for piezoelectric oscillator and its manufacture

Country Status (1)

Country Link
JP (1) JPS57136899A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60182814A (ja) * 1984-02-29 1985-09-18 Kinseki Kk 圧電振動子とその封止方法
JPH01231415A (ja) * 1988-03-11 1989-09-14 Matsushita Electric Ind Co Ltd 弾性表面波装置

Also Published As

Publication number Publication date
JPS57136899A (en) 1982-08-24

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