DE7031753U - Piezoelektrisches kontakmikrophon. - Google Patents
Piezoelektrisches kontakmikrophon.Info
- Publication number
- DE7031753U DE7031753U DE7031753U DE7031753U DE7031753U DE 7031753 U DE7031753 U DE 7031753U DE 7031753 U DE7031753 U DE 7031753U DE 7031753 U DE7031753 U DE 7031753U DE 7031753 U DE7031753 U DE 7031753U
- Authority
- DE
- Germany
- Prior art keywords
- piezoelectric
- piezoelectric element
- microphone
- contact microphone
- clockwork
- 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
- 238000001228 spectrum Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D1/00—Gripping, holding, or supporting devices
- G04D1/06—Supporting devices for clockworks or parts of time-pieces
- G04D1/063—Supporting devices for clockworks or parts of time-pieces provided with a pick-up means, e.g. microphone
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
- G04D7/002—Electrical measuring and testing apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Measuring Fluid Pressure (AREA)
- Electric Clocks (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1310169A CH541183A (fr) | 1969-08-27 | 1969-08-27 | Microphone piézo-électrique à contact pour appareil de contrôle d'un mouvement d'horlogerie |
Publications (1)
Publication Number | Publication Date |
---|---|
DE7031753U true DE7031753U (de) | 1970-11-26 |
Family
ID=4389302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE7031753U Expired DE7031753U (de) | 1969-08-27 | 1970-08-25 | Piezoelektrisches kontakmikrophon. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3690144A (fr) |
CH (2) | CH541183A (fr) |
DE (1) | DE7031753U (fr) |
FR (1) | FR2059696B1 (fr) |
GB (1) | GB1320576A (fr) |
SU (1) | SU471743A3 (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3802251A (en) * | 1971-10-28 | 1974-04-09 | Becker Kg H | Method and apparatus for testing a watch for tightness |
AT334118B (de) * | 1975-07-15 | 1976-12-27 | Gao Ges Automation Org | Messvorrichtung zum messen von dickenunterschieden in aufzeichnungstragern, wie banknoten u.dgl. |
US4224820A (en) * | 1979-02-23 | 1980-09-30 | Sitkewich W Jorge | Frequency deviation meter for timepieces |
US4665735A (en) * | 1985-12-02 | 1987-05-19 | Dittmar Norman R | Device for detecting metallic ticking sounds |
US8266451B2 (en) * | 2001-08-31 | 2012-09-11 | Gemalto Sa | Voice activated smart card |
DE10338932B4 (de) * | 2003-08-21 | 2009-10-15 | Elma Hans Schmidbauer Gmbh & Co. Kg | Verfahren zum automatischen Aufziehen einer Uhr |
AR091742A1 (es) | 2012-07-13 | 2015-02-25 | Sicpa Holding Sa | Metodo para autenticar un reloj |
WO2014009562A1 (fr) * | 2012-07-13 | 2014-01-16 | Sicpa Holding Sa | Procédé et système pour authentifier un compteur de temps |
TW201415023A (zh) | 2012-07-13 | 2014-04-16 | Sicpa Holding Sa | 用於鑑定計時器真僞的方法 |
WO2015025053A2 (fr) | 2013-08-23 | 2015-02-26 | Sicpa Holding Sa | Procédé et système d'authentification faisant intervenir un oscillateur à quartz |
EP3611575B1 (fr) * | 2018-08-14 | 2024-07-17 | Invoxia | Procédé et système mis en oeuvre par ordinateur pour diagnostiquer un défaut mécanique d'une montre mécanique, et montre mécanique pour la mise en oeuvre dudit procédé |
EP3812847B1 (fr) * | 2019-10-21 | 2022-06-15 | The Swatch Group Research and Development Ltd | Système de mesure pour plusieurs mouvements horlogers mécaniques |
EP3812848B1 (fr) | 2019-10-21 | 2023-07-05 | The Swatch Group Research and Development Ltd | Dispositif de mesure pour montre mécanique |
EP4375766A1 (fr) * | 2022-11-24 | 2024-05-29 | Omega SA | Support de mesure pour mouvement d'horlogerie |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2175021A (en) * | 1937-02-08 | 1939-10-03 | Thomas B Gibbs | Microphonic apparatus |
US2561084A (en) * | 1946-05-01 | 1951-07-17 | Borg George W Corp | Piezoelectric microphone |
US3026708A (en) * | 1957-08-13 | 1962-03-27 | Marti Frederic | Microphone for apparatus to check the rate of timepieces |
CH1133364A4 (fr) * | 1964-08-31 | 1966-10-31 |
-
1969
- 1969-08-27 CH CH1310169A patent/CH541183A/fr unknown
- 1969-08-27 CH CH1310169D patent/CH1310169A4/xx unknown
-
1970
- 1970-07-29 FR FR7028802*A patent/FR2059696B1/fr not_active Expired
- 1970-08-14 GB GB3920570A patent/GB1320576A/en not_active Expired
- 1970-08-14 US US63710A patent/US3690144A/en not_active Expired - Lifetime
- 1970-08-25 DE DE7031753U patent/DE7031753U/de not_active Expired
- 1970-08-27 SU SU1474146A patent/SU471743A3/ru active
Also Published As
Publication number | Publication date |
---|---|
CH1310169A4 (fr) | 1973-04-30 |
FR2059696A1 (fr) | 1971-06-04 |
US3690144A (en) | 1972-09-12 |
CH541183A (fr) | 1973-04-30 |
FR2059696B1 (fr) | 1973-12-21 |
GB1320576A (en) | 1973-06-13 |
SU471743A3 (ru) | 1975-05-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE7031753U (de) | Piezoelektrisches kontakmikrophon. | |
DE3928733C2 (de) | Manometer mit schraubenförmig aufgewickelten Bourdonrohrspulen | |
DE2927361C2 (de) | Elektrodenanordnung | |
DE2910302A1 (de) | Vorrichtung zur messung der pulsfrequenz | |
DE1773392B2 (de) | Aufzieh- und Einstellkrone für eine Taucherarmbanduhr | |
AT261934B (de) | Piezoelektrischer Druckgeber | |
DE719985C (de) | Kupplung fuer Seile mit einer Verdickung am Ende | |
AT254294B (de) | Druckelektrischer Wandler, insbesondere Mikrophon | |
AT222903B (de) | Tonarm für Plattenspieler | |
DE1244662B (de) | Uhr mit zweiteiliger Aufziehwelle | |
DE973581C (de) | Kapazitiver elektroakustischer Wandler, vorzugsweise kapazitives Mikrofon | |
DE865997C (de) | Vorrichtung zur Schallbehandlung | |
DE1709698U (de) | Armbanduhrgehaeuse. | |
AT251913B (de) | Piezoelektrische Meßwandler-Verstärkerkombination | |
DE880660C (de) | Druckmessvorrichtung fuer Strangpressen zum Brikettieren von Braunkohle | |
AT43007B (de) | Grusmikrophon mit an der Schallplatte befestigter hohler Elektrode. | |
AT211118B (de) | Zahnkupplung | |
DE936877C (de) | Kapselmikrofon | |
DE970135C (de) | Kapselmikrophon, dessen die Kohlegriesskammer enthaltendes Gehaeuse aus einem Kunststoffkoerper besteht | |
DE812929C (de) | Mechanisch-elektrischer Schwingungsumsetzer, insbesondere Mikrophon oder Tonabnehmer | |
DE397114C (de) | Druckmesser | |
DE1100353B (de) | Elektroakustische UEbertragervorrichtung zur Einfuehrung von Ultraschall-schwingungen in einen festen Koerper | |
DE834763C (de) | Piezoelektrischer Druckindikator | |
AT110653B (de) | Schalldose für Sprechmaschinen od. dgl. | |
DE358907C (de) | Schraubknopf mit Sicherung |