FR1387070A - Tuning forks - Google Patents
Tuning forksInfo
- Publication number
- FR1387070A FR1387070A FR950568A FR950568A FR1387070A FR 1387070 A FR1387070 A FR 1387070A FR 950568 A FR950568 A FR 950568A FR 950568 A FR950568 A FR 950568A FR 1387070 A FR1387070 A FR 1387070A
- Authority
- FR
- France
- Prior art keywords
- tuning forks
- forks
- tuning
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/08—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
- G04C3/12—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by piezoelectric means; driven by magneto-strictive means
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10G—REPRESENTATION OF MUSIC; RECORDING MUSIC IN NOTATION FORM; ACCESSORIES FOR MUSIC OR MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR, e.g. SUPPORTS
- G10G7/00—Other auxiliary devices or accessories, e.g. conductors' batons or separate holders for resin or strings
- G10G7/02—Tuning forks or like devices
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Gyroscopes (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR950568A FR1387070A (en) | 1963-10-14 | 1963-10-14 | Tuning forks |
CH1316064A CH462723A (en) | 1963-10-14 | 1964-10-09 | Tuning fork intended to serve as a time base |
DE19641447429 DE1447429B2 (en) | 1963-10-14 | 1964-10-13 | TUNING FORK |
GB4201464A GB1081973A (en) | 1963-10-14 | 1964-10-14 | Improvements in mechanical oscillators |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR950568A FR1387070A (en) | 1963-10-14 | 1963-10-14 | Tuning forks |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1387070A true FR1387070A (en) | 1965-01-29 |
Family
ID=8814370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR950568A Expired FR1387070A (en) | 1963-10-14 | 1963-10-14 | Tuning forks |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH462723A (en) |
DE (1) | DE1447429B2 (en) |
FR (1) | FR1387070A (en) |
GB (1) | GB1081973A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH510902A (en) * | 1967-06-27 | 1971-01-29 | Movado Montres | Mechanical rotation resonator for time measuring device |
-
1963
- 1963-10-14 FR FR950568A patent/FR1387070A/en not_active Expired
-
1964
- 1964-10-09 CH CH1316064A patent/CH462723A/en unknown
- 1964-10-13 DE DE19641447429 patent/DE1447429B2/en active Pending
- 1964-10-14 GB GB4201464A patent/GB1081973A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1081973A (en) | 1967-09-06 |
DE1447429A1 (en) | 1969-10-30 |
CH462723A (en) | 1968-03-15 |
DE1447429B2 (en) | 1972-04-20 |
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