JPS55114019A - Tuning fork type vibrator - Google Patents

Tuning fork type vibrator

Info

Publication number
JPS55114019A
JPS55114019A JP2028479A JP2028479A JPS55114019A JP S55114019 A JPS55114019 A JP S55114019A JP 2028479 A JP2028479 A JP 2028479A JP 2028479 A JP2028479 A JP 2028479A JP S55114019 A JPS55114019 A JP S55114019A
Authority
JP
Japan
Prior art keywords
notch
deposition film
vapor
vibrator
tuning fork
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.)
Granted
Application number
JP2028479A
Other languages
English (en)
Other versions
JPS6316924B2 (ja
Inventor
Eiji Momozaki
Shigeru Kogure
Minoru Inoue
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
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
Suwa Seikosha KK
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, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP2028479A priority Critical patent/JPS55114019A/ja
Priority to DE19792947721 priority patent/DE2947721A1/de
Priority to GB8004982A priority patent/GB2047953A/en
Publication of JPS55114019A publication Critical patent/JPS55114019A/ja
Publication of JPS6316924B2 publication Critical patent/JPS6316924B2/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 devices; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks
    • H03H9/215—Crystal tuning forks consisting of quartz
    • 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
JP2028479A 1978-11-27 1979-02-23 Tuning fork type vibrator Granted JPS55114019A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2028479A JPS55114019A (en) 1979-02-23 1979-02-23 Tuning fork type vibrator
DE19792947721 DE2947721A1 (de) 1978-11-27 1979-11-27 Stimmgabelschwinger
GB8004982A GB2047953A (en) 1979-02-23 1980-02-14 Tuning Fork Vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2028479A JPS55114019A (en) 1979-02-23 1979-02-23 Tuning fork type vibrator

Publications (2)

Publication Number Publication Date
JPS55114019A true JPS55114019A (en) 1980-09-03
JPS6316924B2 JPS6316924B2 (ja) 1988-04-12

Family

ID=12022860

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2028479A Granted JPS55114019A (en) 1978-11-27 1979-02-23 Tuning fork type vibrator

Country Status (2)

Country Link
JP (1) JPS55114019A (ja)
GB (1) GB2047953A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010035221A (ja) * 2000-12-25 2010-02-12 Seiko Epson Corp 振動子、発振器及び電子機器
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
JP2011182024A (ja) * 2010-02-26 2011-09-15 Seiko Epson Corp 圧電振動片、圧電振動子及び発振器
JP2012074968A (ja) * 2010-09-29 2012-04-12 Seiko Instruments Inc 圧電振動片、圧電振動子、発振器、電子機器および電波時計
JP2020092344A (ja) * 2018-12-06 2020-06-11 エスアイアイ・クリスタルテクノロジー株式会社 圧電振動片、及び圧電振動子

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4540909A (en) * 1983-04-04 1985-09-10 Seiko Instruments & Electronics Ltd. Tuning fork type quartz crystal resonator with variable width base

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010035221A (ja) * 2000-12-25 2010-02-12 Seiko Epson Corp 振動子、発振器及び電子機器
JP2013165529A (ja) * 2000-12-25 2013-08-22 Seiko Epson Corp 振動片、振動子、発振器及び電子機器
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
JP2011182024A (ja) * 2010-02-26 2011-09-15 Seiko Epson Corp 圧電振動片、圧電振動子及び発振器
JP2012074968A (ja) * 2010-09-29 2012-04-12 Seiko Instruments Inc 圧電振動片、圧電振動子、発振器、電子機器および電波時計
JP2020092344A (ja) * 2018-12-06 2020-06-11 エスアイアイ・クリスタルテクノロジー株式会社 圧電振動片、及び圧電振動子

Also Published As

Publication number Publication date
GB2047953A (en) 1980-12-03
JPS6316924B2 (ja) 1988-04-12

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