JPS57150211A - Crystal resonator - Google Patents

Crystal resonator

Info

Publication number
JPS57150211A
JPS57150211A JP3605681A JP3605681A JPS57150211A JP S57150211 A JPS57150211 A JP S57150211A JP 3605681 A JP3605681 A JP 3605681A JP 3605681 A JP3605681 A JP 3605681A JP S57150211 A JPS57150211 A JP S57150211A
Authority
JP
Japan
Prior art keywords
crystal
vibrating reed
half etching
clearance
stage
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
JP3605681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6355244B2 (enrdf_load_stackoverflow
Inventor
Masao Mafune
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 Holdings Co Ltd
Citizen Watch Co Ltd
Original Assignee
Citizen Holdings Co Ltd
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 Holdings Co Ltd, Citizen Watch Co Ltd filed Critical Citizen Holdings Co Ltd
Priority to JP3605681A priority Critical patent/JPS57150211A/ja
Publication of JPS57150211A publication Critical patent/JPS57150211A/ja
Publication of JPS6355244B2 publication Critical patent/JPS6355244B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP3605681A 1981-03-13 1981-03-13 Crystal resonator Granted JPS57150211A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3605681A JPS57150211A (en) 1981-03-13 1981-03-13 Crystal resonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3605681A JPS57150211A (en) 1981-03-13 1981-03-13 Crystal resonator

Publications (2)

Publication Number Publication Date
JPS57150211A true JPS57150211A (en) 1982-09-17
JPS6355244B2 JPS6355244B2 (enrdf_load_stackoverflow) 1988-11-01

Family

ID=12459053

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3605681A Granted JPS57150211A (en) 1981-03-13 1981-03-13 Crystal resonator

Country Status (1)

Country Link
JP (1) JPS57150211A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108226U (enrdf_load_stackoverflow) * 1986-12-27 1988-07-12

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248993A (en) * 1975-10-17 1977-04-19 Citizen Watch Co Ltd Gas tight vessel of small size piezolelectric oscillator
JPS55166321A (en) * 1979-06-13 1980-12-25 Seiko Instr & Electronics Ltd Ultrathin type quartz oscillator and its manufacture

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248993A (en) * 1975-10-17 1977-04-19 Citizen Watch Co Ltd Gas tight vessel of small size piezolelectric oscillator
JPS55166321A (en) * 1979-06-13 1980-12-25 Seiko Instr & Electronics Ltd Ultrathin type quartz oscillator and its manufacture

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108226U (enrdf_load_stackoverflow) * 1986-12-27 1988-07-12

Also Published As

Publication number Publication date
JPS6355244B2 (enrdf_load_stackoverflow) 1988-11-01

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