JPS644371B2 - - Google Patents
Info
- Publication number
- JPS644371B2 JPS644371B2 JP13797780A JP13797780A JPS644371B2 JP S644371 B2 JPS644371 B2 JP S644371B2 JP 13797780 A JP13797780 A JP 13797780A JP 13797780 A JP13797780 A JP 13797780A JP S644371 B2 JPS644371 B2 JP S644371B2
- Authority
- JP
- Japan
- Prior art keywords
- tuning fork
- electrode
- type crystal
- vibration
- frequency
- 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.)
- Expired
Links
- 239000013078 crystal Substances 0.000 claims description 32
- 230000005284 excitation Effects 0.000 claims description 20
- 230000005684 electric field Effects 0.000 description 21
- 238000000034 method Methods 0.000 description 18
- 238000010586 diagram Methods 0.000 description 13
- 238000006073 displacement reaction Methods 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 239000008188 pellet Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000012993 chemical processing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 102100027340 Slit homolog 2 protein Human genes 0.000 description 1
- 101710133576 Slit homolog 2 protein Proteins 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13797780A JPS5762612A (en) | 1980-10-02 | 1980-10-02 | Tuning fork quartz resonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13797780A JPS5762612A (en) | 1980-10-02 | 1980-10-02 | Tuning fork quartz resonator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5762612A JPS5762612A (en) | 1982-04-15 |
| JPS644371B2 true JPS644371B2 (en, 2012) | 1989-01-25 |
Family
ID=15211158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13797780A Granted JPS5762612A (en) | 1980-10-02 | 1980-10-02 | Tuning fork quartz resonator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5762612A (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0806631B1 (en) * | 1993-02-03 | 2001-11-07 | Matsushita Electric Industrial Co., Ltd. | Angular velocity sensor and its fabricating |
-
1980
- 1980-10-02 JP JP13797780A patent/JPS5762612A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5762612A (en) | 1982-04-15 |
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