JPS5237793A - Polishing state detection device for crystal piece - Google Patents

Polishing state detection device for crystal piece

Info

Publication number
JPS5237793A
JPS5237793A JP11326375A JP11326375A JPS5237793A JP S5237793 A JPS5237793 A JP S5237793A JP 11326375 A JP11326375 A JP 11326375A JP 11326375 A JP11326375 A JP 11326375A JP S5237793 A JPS5237793 A JP S5237793A
Authority
JP
Japan
Prior art keywords
crystal piece
detection device
state detection
polishing state
polishing
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
JP11326375A
Other languages
Japanese (ja)
Other versions
JPS5646288B2 (en
Inventor
Nakanobu Moriya
Shunei Samejima
Hitoshi Ikeno
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.)
Seikosha KK
Original Assignee
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 Seikosha KK filed Critical Seikosha KK
Priority to JP11326375A priority Critical patent/JPS5237793A/en
Publication of JPS5237793A publication Critical patent/JPS5237793A/en
Publication of JPS5646288B2 publication Critical patent/JPS5646288B2/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
    • 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

Abstract

PURPOSE:The electrical signal which contains natural frequency of crystal piece is detected at the time of polishing in order ot detect the polishing stage. As a result, a crystal piece can be obtained with an assured prescribed natural frequency.
JP11326375A 1975-09-19 1975-09-19 Polishing state detection device for crystal piece Granted JPS5237793A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11326375A JPS5237793A (en) 1975-09-19 1975-09-19 Polishing state detection device for crystal piece

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11326375A JPS5237793A (en) 1975-09-19 1975-09-19 Polishing state detection device for crystal piece

Publications (2)

Publication Number Publication Date
JPS5237793A true JPS5237793A (en) 1977-03-23
JPS5646288B2 JPS5646288B2 (en) 1981-11-02

Family

ID=14607715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11326375A Granted JPS5237793A (en) 1975-09-19 1975-09-19 Polishing state detection device for crystal piece

Country Status (1)

Country Link
JP (1) JPS5237793A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63157988U (en) * 1987-04-03 1988-10-17

Also Published As

Publication number Publication date
JPS5646288B2 (en) 1981-11-02

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