JPS5575325A - Tuning fork type crystal oscillator - Google Patents

Tuning fork type crystal oscillator

Info

Publication number
JPS5575325A
JPS5575325A JP14949978A JP14949978A JPS5575325A JP S5575325 A JPS5575325 A JP S5575325A JP 14949978 A JP14949978 A JP 14949978A JP 14949978 A JP14949978 A JP 14949978A JP S5575325 A JPS5575325 A JP S5575325A
Authority
JP
Japan
Prior art keywords
crystal oscillator
tuning fork
fork type
type crystal
thickness
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
JP14949978A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6246092B2 (enrdf_load_stackoverflow
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 JP14949978A priority Critical patent/JPS5575325A/ja
Priority to US06/042,732 priority patent/US4320320A/en
Priority to FR7926237A priority patent/FR2443164B1/fr
Priority to GB7939802A priority patent/GB2042796B/en
Priority to DE19792948331 priority patent/DE2948331A1/de
Priority to CH1066979A priority patent/CH646304GA3/fr
Publication of JPS5575325A publication Critical patent/JPS5575325A/ja
Publication of JPS6246092B2 publication Critical patent/JPS6246092B2/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
    • H03H9/215—Crystal tuning forks consisting of quartz

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)
JP14949978A 1978-12-01 1978-12-01 Tuning fork type crystal oscillator Granted JPS5575325A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP14949978A JPS5575325A (en) 1978-12-01 1978-12-01 Tuning fork type crystal oscillator
US06/042,732 US4320320A (en) 1978-12-01 1979-05-29 Coupled mode tuning fork type quartz crystal vibrator
FR7926237A FR2443164B1 (fr) 1978-12-01 1979-10-23 Resonateur a quartz du type diapason
GB7939802A GB2042796B (en) 1978-12-01 1979-11-16 Piezoelectric vibrator
DE19792948331 DE2948331A1 (de) 1978-12-01 1979-11-30 Stimmgabelschwinger und verfahren zur einstellung der frequenz eines stimmgabelschwingers
CH1066979A CH646304GA3 (enrdf_load_stackoverflow) 1978-12-01 1979-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14949978A JPS5575325A (en) 1978-12-01 1978-12-01 Tuning fork type crystal oscillator

Publications (2)

Publication Number Publication Date
JPS5575325A true JPS5575325A (en) 1980-06-06
JPS6246092B2 JPS6246092B2 (enrdf_load_stackoverflow) 1987-09-30

Family

ID=15476481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14949978A Granted JPS5575325A (en) 1978-12-01 1978-12-01 Tuning fork type crystal oscillator

Country Status (1)

Country Link
JP (1) JPS5575325A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6246092B2 (enrdf_load_stackoverflow) 1987-09-30

Similar Documents

Publication Publication Date Title
GB956837A (en) Improvements in or relating to mechanical filters for low-frequencies
JPS5575325A (en) Tuning fork type crystal oscillator
JPS5575326A (en) Tuning fork type crystal oscillator
JPS5634216A (en) Composite oscillation quartz oscillator
JPS532097A (en) Quartz crystal oscillator
JPS5546633A (en) Thickness-sliding inflection crystal vibrator
JPS5440589A (en) Crystal vibrator of tuning fork type
JPS5573120A (en) Tuning fork type oscillating element
JPS5689117A (en) Tuning fork type piezo-oscillator
JPS5549019A (en) Composite resonator
JPS57203313A (en) Tuning fork type quartz oscillator
JPS5492090A (en) Tuning fork type crystal oscillator
JPS5531975A (en) Detector for abnormal pressure
JPS5627665A (en) Resonance circuit for piezoelectric vibrator
JPS5570108A (en) Crystal oscillator with temperature compensation
JPS5479617A (en) Oscillation circuit using piezoelectric vibrators
JPS55133120A (en) Thickness-slip-bending quartz oscillator
WO1979001101A1 (en) Quartz crystal resonator
JPS5642438A (en) Broad band tuner
JPS53117992A (en) Crystal vibrator
JPS5571310A (en) At cut crystal vibrator
JPS54118192A (en) Crystal oscillator
JPS52125222A (en) Tuning circuit
JPS5583320A (en) Surface elastic wave element
JPS54146589A (en) Crystal oscillator