JPS5291681A - Vibrator crystal plate and manufacture of it - Google Patents
Vibrator crystal plate and manufacture of itInfo
- Publication number
- JPS5291681A JPS5291681A JP865976A JP865976A JPS5291681A JP S5291681 A JPS5291681 A JP S5291681A JP 865976 A JP865976 A JP 865976A JP 865976 A JP865976 A JP 865976A JP S5291681 A JPS5291681 A JP S5291681A
- Authority
- JP
- Japan
- Prior art keywords
- crystal plate
- manufacture
- vibrator
- vibrator crystal
- crystal
- 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
Links
- 239000013078 crystal Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000005530 etching Methods 0.000 abstract 1
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)
Abstract
PURPOSE:To make it possible to remove distortions caused in the course of manufacturing process such as lapping, etc., of crystal plate used for a vibrator by means of etching, so that a tuning fork type vibrator, the crystal of which is not broken, and which is suitable to give time standard of high accuracy can be obtained.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP865976A JPS5291681A (en) | 1976-01-29 | 1976-01-29 | Vibrator crystal plate and manufacture of it |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP865976A JPS5291681A (en) | 1976-01-29 | 1976-01-29 | Vibrator crystal plate and manufacture of it |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5291681A true JPS5291681A (en) | 1977-08-02 |
Family
ID=11699048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP865976A Pending JPS5291681A (en) | 1976-01-29 | 1976-01-29 | Vibrator crystal plate and manufacture of it |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5291681A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995011548A1 (en) * | 1993-10-18 | 1995-04-27 | Seiko Epson Corporation | Rectangular at-cut quartz crystal plate, quartz crystal unit, and quartz oscillator and manufacture of quartz crystal plate |
US6469423B2 (en) | 1993-10-18 | 2002-10-22 | Seiko Epson Corporation | Rectangular at-cut quartz element, quartz resonator, quartz resonator unit and quartz oscillator, and method of producing quartz element |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4953392A (en) * | 1972-09-26 | 1974-05-23 |
-
1976
- 1976-01-29 JP JP865976A patent/JPS5291681A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4953392A (en) * | 1972-09-26 | 1974-05-23 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1995011548A1 (en) * | 1993-10-18 | 1995-04-27 | Seiko Epson Corporation | Rectangular at-cut quartz crystal plate, quartz crystal unit, and quartz oscillator and manufacture of quartz crystal plate |
US6469423B2 (en) | 1993-10-18 | 2002-10-22 | Seiko Epson Corporation | Rectangular at-cut quartz element, quartz resonator, quartz resonator unit and quartz oscillator, and method of producing quartz element |
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