JPS4837657A - - Google Patents
Info
- Publication number
- JPS4837657A JPS4837657A JP47092214A JP9221472A JPS4837657A JP S4837657 A JPS4837657 A JP S4837657A JP 47092214 A JP47092214 A JP 47092214A JP 9221472 A JP9221472 A JP 9221472A JP S4837657 A JPS4837657 A JP S4837657A
- Authority
- JP
- Japan
- 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
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
- G04F5/066—Trimmer condensators
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4259371 | 1971-09-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4837657A true JPS4837657A (ja) | 1973-06-02 |
| JPS5227343B2 JPS5227343B2 (ja) | 1977-07-20 |
Family
ID=10425123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47092214A Expired JPS5227343B2 (ja) | 1971-09-13 | 1972-09-13 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3749986A (ja) |
| JP (1) | JPS5227343B2 (ja) |
| GB (1) | GB1330749A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5964287U (ja) * | 1982-10-21 | 1984-04-27 | 山本 雅弘 | 鉛筆芯 |
| US6034414A (en) * | 1997-11-18 | 2000-03-07 | Industrial Technology Research Institute | Variable capacitor using resistor generated heat to control dielectric thickness |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2639315A (en) * | 1949-06-15 | 1953-05-19 | Engineering Res Associates Inc | Variable high-voltage electrical condenser |
| US3405333A (en) * | 1967-01-13 | 1968-10-08 | Richard S. Tilton | Temperature compensating trimmer capacitor for use in crystal oscillator circuits |
-
1971
- 1971-09-13 GB GB4259371A patent/GB1330749A/en not_active Expired
-
1972
- 1972-09-05 US US00286430A patent/US3749986A/en not_active Expired - Lifetime
- 1972-09-13 JP JP47092214A patent/JPS5227343B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1330749A (en) | 1973-09-19 |
| US3749986A (en) | 1973-07-31 |
| JPS5227343B2 (ja) | 1977-07-20 |