GB1425435A - Oscillator element - Google Patents

Oscillator element

Info

Publication number
GB1425435A
GB1425435A GB1406774A GB1406774A GB1425435A GB 1425435 A GB1425435 A GB 1425435A GB 1406774 A GB1406774 A GB 1406774A GB 1406774 A GB1406774 A GB 1406774A GB 1425435 A GB1425435 A GB 1425435A
Authority
GB
United Kingdom
Prior art keywords
tines
vibrate
march
piezoelectric
oscillator
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
GB1406774A
Other languages
English (en)
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 Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Instruments Inc filed Critical Seiko Instruments Inc
Publication of GB1425435A publication Critical patent/GB1425435A/en
Expired 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Electric Clocks (AREA)
GB1406774A 1973-03-30 1974-03-29 Oscillator element Expired GB1425435A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3640273A JPS49123788A (enrdf_load_stackoverflow) 1973-03-30 1973-03-30

Publications (1)

Publication Number Publication Date
GB1425435A true GB1425435A (en) 1976-02-18

Family

ID=12468838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1406774A Expired GB1425435A (en) 1973-03-30 1974-03-29 Oscillator element

Country Status (3)

Country Link
JP (1) JPS49123788A (enrdf_load_stackoverflow)
CH (1) CH576724A5 (enrdf_load_stackoverflow)
GB (1) GB1425435A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4178526A (en) * 1977-05-09 1979-12-11 Murata Manufacturing Co., Ltd. Piezoelectrically driven tuning fork resonator and mounting structure
US4232109A (en) * 1979-02-14 1980-11-04 Citizen Watch Co., Ltd. Method for manufacturing subminiature quartz crystal vibrator
US4388548A (en) * 1980-01-17 1983-06-14 U.S. Philips Corporation Multiple mode piezoelectric resonator
US4468584A (en) * 1976-10-01 1984-08-28 Sharp Kabushiki Kaisha Unidirectional flexure type tuning fork crystal vibrator
EP1303042A1 (fr) * 2001-10-09 2003-04-16 Eta SA Fabriques d'Ebauches Résonateur piézoélectrique et ensemble comprenant un tel résonateur enfermé dans un boítier
US6700313B2 (en) 2001-10-09 2004-03-02 Eta Sa Fabriques D'ebauches Piezoelectric resonator and assembly comprising the same enclosed in a case
US8198948B2 (en) 2010-03-17 2012-06-12 Seiko Epson Corporation Vibrator element, sensor device, sensor, and electronic apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6048926B2 (ja) * 1983-06-27 1985-10-30 セイコーエプソン株式会社 音叉型圧電振動子の支持構造
JP5381149B2 (ja) * 2009-02-20 2014-01-08 セイコーエプソン株式会社 振動片および振動子

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL261168A (enrdf_load_stackoverflow) * 1960-03-07

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468584A (en) * 1976-10-01 1984-08-28 Sharp Kabushiki Kaisha Unidirectional flexure type tuning fork crystal vibrator
US4178526A (en) * 1977-05-09 1979-12-11 Murata Manufacturing Co., Ltd. Piezoelectrically driven tuning fork resonator and mounting structure
US4232109A (en) * 1979-02-14 1980-11-04 Citizen Watch Co., Ltd. Method for manufacturing subminiature quartz crystal vibrator
US4388548A (en) * 1980-01-17 1983-06-14 U.S. Philips Corporation Multiple mode piezoelectric resonator
EP1303042A1 (fr) * 2001-10-09 2003-04-16 Eta SA Fabriques d'Ebauches Résonateur piézoélectrique et ensemble comprenant un tel résonateur enfermé dans un boítier
US6700313B2 (en) 2001-10-09 2004-03-02 Eta Sa Fabriques D'ebauches Piezoelectric resonator and assembly comprising the same enclosed in a case
US8198948B2 (en) 2010-03-17 2012-06-12 Seiko Epson Corporation Vibrator element, sensor device, sensor, and electronic apparatus

Also Published As

Publication number Publication date
CH576724A5 (enrdf_load_stackoverflow) 1976-06-15
JPS49123788A (enrdf_load_stackoverflow) 1974-11-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee