CH604252B5 - - Google Patents
Info
- Publication number
- CH604252B5 CH604252B5 CH1248474A CH1248474A CH604252B5 CH 604252 B5 CH604252 B5 CH 604252B5 CH 1248474 A CH1248474 A CH 1248474A CH 1248474 A CH1248474 A CH 1248474A CH 604252 B5 CH604252 B5 CH 604252B5
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
- G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
- G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
- G04F5/063—Constructional details
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/09—Elastic or damping supports
-
- 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
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10326473A JPS57686B2 (en:Method) | 1973-09-14 | 1973-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH604252B5 true CH604252B5 (en:Method) | 1978-08-31 |
Family
ID=14349563
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1248474A CH604252B5 (en:Method) | 1973-09-14 | 1974-09-13 | |
| CH1248474D CH1248474A4 (en:Method) | 1973-09-14 | 1974-09-13 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1248474D CH1248474A4 (en:Method) | 1973-09-14 | 1974-09-13 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS57686B2 (en:Method) |
| CH (2) | CH604252B5 (en:Method) |
| DE (1) | DE2444200C3 (en:Method) |
| GB (1) | GB1442939A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5237470U (en:Method) * | 1975-09-08 | 1977-03-16 | ||
| CN114340205B (zh) * | 2020-10-12 | 2024-08-16 | 北京晨晶电子有限公司 | Mems石英音叉安装方法及结构 |
-
1973
- 1973-09-14 JP JP10326473A patent/JPS57686B2/ja not_active Expired
-
1974
- 1974-09-13 GB GB4009274A patent/GB1442939A/en not_active Expired
- 1974-09-13 CH CH1248474A patent/CH604252B5/xx not_active IP Right Cessation
- 1974-09-13 CH CH1248474D patent/CH1248474A4/xx unknown
- 1974-09-16 DE DE19742444200 patent/DE2444200C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1442939A (en) | 1976-07-14 |
| JPS57686B2 (en:Method) | 1982-01-07 |
| JPS5056890A (en:Method) | 1975-05-17 |
| DE2444200C3 (de) | 1978-06-15 |
| DE2444200B2 (de) | 1977-10-27 |
| DE2444200A1 (de) | 1975-04-03 |
| CH1248474A4 (en:Method) | 1977-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |