JPS533788A - Frequency adjustment method of crystal vibrator - Google Patents

Frequency adjustment method of crystal vibrator

Info

Publication number
JPS533788A
JPS533788A JP7859976A JP7859976A JPS533788A JP S533788 A JPS533788 A JP S533788A JP 7859976 A JP7859976 A JP 7859976A JP 7859976 A JP7859976 A JP 7859976A JP S533788 A JPS533788 A JP S533788A
Authority
JP
Japan
Prior art keywords
crystal vibrator
adjustment method
frequency adjustment
frequency
vibrations
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.)
Pending
Application number
JP7859976A
Other languages
Japanese (ja)
Inventor
Shiro Yamashita
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
Priority to JP7859976A priority Critical patent/JPS533788A/en
Publication of JPS533788A publication Critical patent/JPS533788A/en
Pending 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
    • H03H3/04—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 for obtaining desired frequency or temperature coefficient

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To change only the frequency of main vibrations without changing the frequency of spurious vibrations by forming a mask on the surface of a crystal vibrator except the surface where the frequency of the main vibrations change and performing etching.
JP7859976A 1976-07-01 1976-07-01 Frequency adjustment method of crystal vibrator Pending JPS533788A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7859976A JPS533788A (en) 1976-07-01 1976-07-01 Frequency adjustment method of crystal vibrator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7859976A JPS533788A (en) 1976-07-01 1976-07-01 Frequency adjustment method of crystal vibrator

Publications (1)

Publication Number Publication Date
JPS533788A true JPS533788A (en) 1978-01-13

Family

ID=13666355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7859976A Pending JPS533788A (en) 1976-07-01 1976-07-01 Frequency adjustment method of crystal vibrator

Country Status (1)

Country Link
JP (1) JPS533788A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62186939A (en) * 1986-02-12 1987-08-15 Nippon Kayaku Co Ltd Gas adsorbent
JPS62186942A (en) * 1986-02-13 1987-08-15 Nippon Kayaku Co Ltd Deoxidizer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62186939A (en) * 1986-02-12 1987-08-15 Nippon Kayaku Co Ltd Gas adsorbent
JPS62186942A (en) * 1986-02-13 1987-08-15 Nippon Kayaku Co Ltd Deoxidizer

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