JPS6246092B2 - - Google Patents
Info
- Publication number
- JPS6246092B2 JPS6246092B2 JP14949978A JP14949978A JPS6246092B2 JP S6246092 B2 JPS6246092 B2 JP S6246092B2 JP 14949978 A JP14949978 A JP 14949978A JP 14949978 A JP14949978 A JP 14949978A JP S6246092 B2 JPS6246092 B2 JP S6246092B2
- Authority
- JP
- Japan
- Prior art keywords
- tuning fork
- crystal resonator
- fork type
- fundamental wave
- type 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.)
- Expired
Links
- 239000013078 crystal Substances 0.000 claims description 129
- 238000005452 bending Methods 0.000 claims description 23
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 25
- 239000010408 film Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 230000010355 oscillation Effects 0.000 description 10
- 239000010453 quartz Substances 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000009826 distribution Methods 0.000 description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 229910052804 chromium Inorganic materials 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000000206 photolithography Methods 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000007738 vacuum evaporation 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 (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949978A JPS5575325A (en) | 1978-12-01 | 1978-12-01 | Tuning fork type crystal oscillator |
| US06/042,732 US4320320A (en) | 1978-12-01 | 1979-05-29 | Coupled mode tuning fork type quartz crystal vibrator |
| FR7926237A FR2443164B1 (fr) | 1978-12-01 | 1979-10-23 | Resonateur a quartz du type diapason |
| GB7939802A GB2042796B (en) | 1978-12-01 | 1979-11-16 | Piezoelectric vibrator |
| DE19792948331 DE2948331A1 (de) | 1978-12-01 | 1979-11-30 | Stimmgabelschwinger und verfahren zur einstellung der frequenz eines stimmgabelschwingers |
| CH1066979A CH646304GA3 (enrdf_load_stackoverflow) | 1978-12-01 | 1979-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14949978A JPS5575325A (en) | 1978-12-01 | 1978-12-01 | Tuning fork type crystal oscillator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5575325A JPS5575325A (en) | 1980-06-06 |
| JPS6246092B2 true JPS6246092B2 (enrdf_load_stackoverflow) | 1987-09-30 |
Family
ID=15476481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14949978A Granted JPS5575325A (en) | 1978-12-01 | 1978-12-01 | Tuning fork type crystal oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5575325A (enrdf_load_stackoverflow) |
-
1978
- 1978-12-01 JP JP14949978A patent/JPS5575325A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5575325A (en) | 1980-06-06 |
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