JPS643367B2 - - Google Patents

Info

Publication number
JPS643367B2
JPS643367B2 JP5809681A JP5809681A JPS643367B2 JP S643367 B2 JPS643367 B2 JP S643367B2 JP 5809681 A JP5809681 A JP 5809681A JP 5809681 A JP5809681 A JP 5809681A JP S643367 B2 JPS643367 B2 JP S643367B2
Authority
JP
Japan
Prior art keywords
tuning fork
diaphragm
crystal
shaped
etching
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
JP5809681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57173217A (en
Inventor
Arata Doi
Motoyasu Hanji
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 JP5809681A priority Critical patent/JPS57173217A/ja
Publication of JPS57173217A publication Critical patent/JPS57173217A/ja
Publication of JPS643367B2 publication Critical patent/JPS643367B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP5809681A 1981-04-17 1981-04-17 Tuning fork type piezoelectric oscillator and its manufacture Granted JPS57173217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5809681A JPS57173217A (en) 1981-04-17 1981-04-17 Tuning fork type piezoelectric oscillator and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5809681A JPS57173217A (en) 1981-04-17 1981-04-17 Tuning fork type piezoelectric oscillator and its manufacture

Publications (2)

Publication Number Publication Date
JPS57173217A JPS57173217A (en) 1982-10-25
JPS643367B2 true JPS643367B2 (enrdf_load_html_response) 1989-01-20

Family

ID=13074416

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5809681A Granted JPS57173217A (en) 1981-04-17 1981-04-17 Tuning fork type piezoelectric oscillator and its manufacture

Country Status (1)

Country Link
JP (1) JPS57173217A (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60214114A (ja) * 1984-04-09 1985-10-26 Toyo Commun Equip Co Ltd 音叉型圧電振動子の音響漏洩除去方法
JP2007078420A (ja) * 2005-09-12 2007-03-29 Okazaki Mfg Co Ltd Ｐｆａ樹脂被覆細径熱電対及びその製造方法
JP5002304B2 (ja) * 2006-03-31 2012-08-15 日本電波工業株式会社 水晶振動子の製造方法
JP5374102B2 (ja) * 2008-08-21 2013-12-25 京セラクリスタルデバイス株式会社 音叉型屈曲水晶振動素子及びその製造方法

Also Published As

Publication number Publication date
JPS57173217A (en) 1982-10-25

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