FR2729756A1 - Capteur a fibres optiques - Google Patents
Capteur a fibres optiques Download PDFInfo
- Publication number
- FR2729756A1 FR2729756A1 FR9500795A FR9500795A FR2729756A1 FR 2729756 A1 FR2729756 A1 FR 2729756A1 FR 9500795 A FR9500795 A FR 9500795A FR 9500795 A FR9500795 A FR 9500795A FR 2729756 A1 FR2729756 A1 FR 2729756A1
- Authority
- FR
- France
- Prior art keywords
- optical fibers
- emitting
- fiber optic
- optical
- optic sensor
- 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
- 239000000835 fiber Substances 0.000 title claims abstract description 40
- 239000013307 optical fiber Substances 0.000 claims abstract description 87
- 230000003287 optical effect Effects 0.000 claims abstract description 45
- 230000005855 radiation Effects 0.000 claims abstract description 19
- 230000002706 hydrostatic effect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 239000012780 transparent material Substances 0.000 claims description 6
- 239000012528 membrane Substances 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 239000000523 sample Substances 0.000 description 6
- 238000000151 deposition Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000010329 laser etching Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34776—Absolute encoders with analogue or digital scales
- G01D5/34792—Absolute encoders with analogue or digital scales with only digital scales or both digital and incremental scales
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9500795A FR2729756A1 (fr) | 1995-01-19 | 1995-01-19 | Capteur a fibres optiques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9500795A FR2729756A1 (fr) | 1995-01-19 | 1995-01-19 | Capteur a fibres optiques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2729756A1 true FR2729756A1 (fr) | 1996-07-26 |
| FR2729756B1 FR2729756B1 (enrdf_load_stackoverflow) | 1997-03-07 |
Family
ID=9475448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9500795A Granted FR2729756A1 (fr) | 1995-01-19 | 1995-01-19 | Capteur a fibres optiques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2729756A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008022975A3 (de) * | 2006-08-23 | 2008-04-10 | Mahle Int Gmbh | Betätigungseinrichtung mit positionserfassungseinrichtung |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2918413A1 (de) * | 1979-05-08 | 1980-11-20 | Bbc Brown Boveri & Cie | Einrichtung zur fernmessung von druck |
| GB2056661A (en) * | 1979-08-16 | 1981-03-18 | Cossor Ltd A C | Telemetry system |
| JPS6093916A (ja) * | 1983-10-28 | 1985-05-25 | Sumitomo Electric Ind Ltd | 光回転センサ−用光フアイバ |
-
1995
- 1995-01-19 FR FR9500795A patent/FR2729756A1/fr active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2918413A1 (de) * | 1979-05-08 | 1980-11-20 | Bbc Brown Boveri & Cie | Einrichtung zur fernmessung von druck |
| GB2056661A (en) * | 1979-08-16 | 1981-03-18 | Cossor Ltd A C | Telemetry system |
| JPS6093916A (ja) * | 1983-10-28 | 1985-05-25 | Sumitomo Electric Ind Ltd | 光回転センサ−用光フアイバ |
Non-Patent Citations (2)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 7, no. 93 (P - 192)<1238> 19 April 1983 (1983-04-19) * |
| PATENT ABSTRACTS OF JAPAN vol. 9, no. 239 (P - 391)<1962> 25 September 1985 (1985-09-25) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008022975A3 (de) * | 2006-08-23 | 2008-04-10 | Mahle Int Gmbh | Betätigungseinrichtung mit positionserfassungseinrichtung |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2729756B1 (enrdf_load_stackoverflow) | 1997-03-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20060929 |
|
| RN | Application for restoration | ||
| FC | Decision of inpi director general to approve request for restoration |