GB1544305A - Piezo-electric vibrator - Google Patents

Piezo-electric vibrator

Info

Publication number
GB1544305A
GB1544305A GB317877A GB317877A GB1544305A GB 1544305 A GB1544305 A GB 1544305A GB 317877 A GB317877 A GB 317877A GB 317877 A GB317877 A GB 317877A GB 1544305 A GB1544305 A GB 1544305A
Authority
GB
United Kingdom
Prior art keywords
piezo
electric vibrator
vibrator
electric
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
GB317877A
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 GB1544305A publication Critical patent/GB1544305A/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 devices; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • 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)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB317877A 1976-01-29 1977-01-26 Piezo-electric vibrator Expired GB1544305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP864776A JPS5291677A (en) 1976-01-29 1976-01-29 Longitudinal vibration type piezoelectric vibrator

Publications (1)

Publication Number Publication Date
GB1544305A true GB1544305A (en) 1979-04-19

Family

ID=11698726

Family Applications (1)

Application Number Title Priority Date Filing Date
GB317877A Expired GB1544305A (en) 1976-01-29 1977-01-26 Piezo-electric vibrator

Country Status (4)

Country Link
JP (1) JPS5291677A (en)
DE (1) DE2702106A1 (en)
FR (1) FR2339892A1 (en)
GB (1) GB1544305A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4228324A1 (en) * 1991-09-13 1993-03-18 Murata Manufacturing Co Tuning fork-shaped piezoelectric resonator - has slit piezoelectric substrate with steps in outer edges of tuning fork tines

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441960A1 (en) * 1978-11-16 1980-06-13 Suisse Horlogerie PIEZOELECTRIC RESONATOR WORKING IN THICKNESS SHEAR
JPH0640612B2 (en) * 1986-03-31 1994-05-25 朝日電波株式会社 Piezoelectric vibrator
EP0459631B1 (en) * 1990-04-27 1998-08-12 Seiko Epson Corporation AT-cut crystal oscillating element and method of making the same
FR2662032A1 (en) * 1990-05-10 1991-11-15 Ebauchesfabrik Eta Ag RESONATOR COMPRISING A BAR FOR VIBRATION IN AN ELONGATION MODE.
KR0158469B1 (en) * 1992-10-15 1999-03-20 모리시타 요이찌 Oscillator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661432A (en) * 1951-05-14 1953-12-01 Clevite Corp Piezoelectric device
JPS4328610Y1 (en) * 1968-02-17 1968-11-25
US3683213A (en) * 1971-03-09 1972-08-08 Statek Corp Microresonator of tuning fork configuration

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4228324A1 (en) * 1991-09-13 1993-03-18 Murata Manufacturing Co Tuning fork-shaped piezoelectric resonator - has slit piezoelectric substrate with steps in outer edges of tuning fork tines

Also Published As

Publication number Publication date
JPS5291677A (en) 1977-08-02
DE2702106A1 (en) 1977-08-04
FR2339892A1 (en) 1977-08-26

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Legal Events

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