FR2357136A2 - Dispositif recepteur d'ondes de grande longueur et de structure continue - Google Patents
Dispositif recepteur d'ondes de grande longueur et de structure continueInfo
- Publication number
- FR2357136A2 FR2357136A2 FR7620550A FR7620550A FR2357136A2 FR 2357136 A2 FR2357136 A2 FR 2357136A2 FR 7620550 A FR7620550 A FR 7620550A FR 7620550 A FR7620550 A FR 7620550A FR 2357136 A2 FR2357136 A2 FR 2357136A2
- Authority
- FR
- France
- Prior art keywords
- deformable
- long length
- compressible material
- fixed electrodes
- load detector
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
- G01V1/201—Constructional details of seismic cables, e.g. streamers
- G01V1/208—Constructional details of seismic cables, e.g. streamers having a continuous structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0292—Electrostatic transducers, e.g. electret-type
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
L'invention concerne un capteur à électret. Une électrode 2 supporte un ruban électret 4 sur lequel est disposé un élément compressible 3 et une seconde électrode souple 6. Application à la mesure de pression en particulier.
Priority Applications (15)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA227,170A CA1059610A (fr) | 1974-05-17 | 1975-05-16 | Dispositif recepteur de grande longueur et de structure continue |
FR7620550A FR2357136A2 (fr) | 1974-05-17 | 1976-07-02 | Dispositif recepteur d'ondes de grande longueur et de structure continue |
AU26559/77A AU513212B2 (en) | 1976-07-02 | 1977-06-29 | Wave sensor of elongate continuous structure |
BE1008235A BE856235R (fr) | 1976-07-02 | 1977-06-29 | Dispositif recepteur de grande longueur et de structure continue |
NO772313A NO144863C (no) | 1976-07-02 | 1977-06-30 | Mottagerinnretning med kontinuerlig struktur for seismiske undersoekelser. |
NL7707298A NL7707298A (nl) | 1976-07-02 | 1977-06-30 | Inrichting voor het ontvangen van golven met grote lengte en ononderbroken structuur. |
DK293577A DK143523C (da) | 1976-07-02 | 1977-06-30 | Modtager,isaer til seismiske boelger,med stor laengde og kontinuert opbygning |
SE7707584A SE7707584L (sv) | 1976-07-02 | 1977-06-30 | Mottagaranordning med stor lengd och homogen struktur for seismisk prospektering |
GB27641/77A GB1584303A (en) | 1976-07-02 | 1977-07-01 | Seismic wave detectors |
DE19772729905 DE2729905A1 (de) | 1976-07-02 | 1977-07-01 | Wellenempfaengereinrichtung kontinuierlichen aufbaus grosser laenge |
JP7897077A JPS5333651A (en) | 1976-07-02 | 1977-07-01 | Sensor and method of producing same |
IT25316/77A IT1114621B (it) | 1976-07-02 | 1977-07-01 | Dispositivo ricevitore di onde di grande lunghezza e di struttura continua |
GB280/80A GB1584304A (en) | 1976-07-02 | 1977-07-01 | Seismic wave detectors |
DK126280A DK144394C (da) | 1976-07-02 | 1980-03-24 | Modtager med stor laengde og kontinuert opbygning,isaer til seismiske boelger |
JP60036747A JPS60220886A (ja) | 1976-07-02 | 1985-02-27 | 連続構造の地震波感知装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7417545A FR2271733B1 (fr) | 1974-05-17 | 1974-05-17 | |
FR7620550A FR2357136A2 (fr) | 1974-05-17 | 1976-07-02 | Dispositif recepteur d'ondes de grande longueur et de structure continue |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2357136A2 true FR2357136A2 (fr) | 1978-01-27 |
FR2357136B2 FR2357136B2 (fr) | 1983-02-04 |
Family
ID=26218341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7620550A Granted FR2357136A2 (fr) | 1974-05-17 | 1976-07-02 | Dispositif recepteur d'ondes de grande longueur et de structure continue |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA1059610A (fr) |
FR (1) | FR2357136A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2517157A1 (fr) * | 1981-11-20 | 1983-05-27 | Western Electric Co | Reseau acoustique a transducteur a electret |
WO2002044762A2 (fr) * | 2000-11-08 | 2002-06-06 | Westerngeco, L.L.C. | Reseaux lineaires de films piezo-electriques hybrides |
-
1975
- 1975-05-16 CA CA227,170A patent/CA1059610A/fr not_active Expired
-
1976
- 1976-07-02 FR FR7620550A patent/FR2357136A2/fr active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2517157A1 (fr) * | 1981-11-20 | 1983-05-27 | Western Electric Co | Reseau acoustique a transducteur a electret |
WO2002044762A2 (fr) * | 2000-11-08 | 2002-06-06 | Westerngeco, L.L.C. | Reseaux lineaires de films piezo-electriques hybrides |
WO2002044762A3 (fr) * | 2000-11-08 | 2003-12-11 | Westerngeco Llc | Reseaux lineaires de films piezo-electriques hybrides |
Also Published As
Publication number | Publication date |
---|---|
CA1059610A (fr) | 1979-07-31 |
FR2357136B2 (fr) | 1983-02-04 |
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