JPS54143090A - Crystal vibrator of tuning-fork type - Google Patents

Crystal vibrator of tuning-fork type

Info

Publication number
JPS54143090A
JPS54143090A JP5101478A JP5101478A JPS54143090A JP S54143090 A JPS54143090 A JP S54143090A JP 5101478 A JP5101478 A JP 5101478A JP 5101478 A JP5101478 A JP 5101478A JP S54143090 A JPS54143090 A JP S54143090A
Authority
JP
Japan
Prior art keywords
tuning
fork type
resonance
tip
thin
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
JP5101478A
Other languages
English (en)
Inventor
Makoto Wakasugi
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
Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP5101478A priority Critical patent/JPS54143090A/ja
Publication of JPS54143090A publication Critical patent/JPS54143090A/ja
Pending 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 devices; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks
JP5101478A 1978-04-28 1978-04-28 Crystal vibrator of tuning-fork type Pending JPS54143090A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5101478A JPS54143090A (en) 1978-04-28 1978-04-28 Crystal vibrator of tuning-fork type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5101478A JPS54143090A (en) 1978-04-28 1978-04-28 Crystal vibrator of tuning-fork type

Publications (1)

Publication Number Publication Date
JPS54143090A true JPS54143090A (en) 1979-11-07

Family

ID=12874926

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5101478A Pending JPS54143090A (en) 1978-04-28 1978-04-28 Crystal vibrator of tuning-fork type

Country Status (1)

Country Link
JP (1) JPS54143090A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008085768A (ja) * 2006-09-28 2008-04-10 Nippon Dempa Kogyo Co Ltd 音叉型水晶振動素子及びその製造方法
JP2010213262A (ja) * 2009-02-10 2010-09-24 Nippon Dempa Kogyo Co Ltd 音叉型圧電振動片、圧電フレーム、圧電デバイス及び音叉型圧電振動片並びに圧電フレームの製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008085768A (ja) * 2006-09-28 2008-04-10 Nippon Dempa Kogyo Co Ltd 音叉型水晶振動素子及びその製造方法
JP2010213262A (ja) * 2009-02-10 2010-09-24 Nippon Dempa Kogyo Co Ltd 音叉型圧電振動片、圧電フレーム、圧電デバイス及び音叉型圧電振動片並びに圧電フレームの製造方法

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