ZA861381B - A measuring device - Google Patents
A measuring deviceInfo
- Publication number
- ZA861381B ZA861381B ZA861381A ZA861381A ZA861381B ZA 861381 B ZA861381 B ZA 861381B ZA 861381 A ZA861381 A ZA 861381A ZA 861381 A ZA861381 A ZA 861381A ZA 861381 B ZA861381 B ZA 861381B
- Authority
- ZA
- South Africa
- Prior art keywords
- measuring device
- measuring
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
- G01H9/006—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors the vibrations causing a variation in the relative position of the end of a fibre and another element
-
- 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
- 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
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0019—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a semiconductive element
- G01L9/002—Optical excitation or measuring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858504987A GB8504987D0 (en) | 1985-02-27 | 1985-02-27 | Measuring device |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA861381B true ZA861381B (en) | 1986-11-26 |
Family
ID=10575144
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA861381A ZA861381B (en) | 1985-02-27 | 1986-02-24 | A measuring device |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0216812B1 (xx) |
JP (1) | JPH0752118B2 (xx) |
AU (1) | AU5516386A (xx) |
CA (1) | CA1334630C (xx) |
DE (1) | DE3676028D1 (xx) |
ES (1) | ES8706954A1 (xx) |
GB (1) | GB8504987D0 (xx) |
MX (1) | MX160709A (xx) |
WO (1) | WO1986005271A1 (xx) |
ZA (1) | ZA861381B (xx) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4733561A (en) * | 1986-07-21 | 1988-03-29 | The Foxboro Company | Self-oscillating, optical resonant sensor |
GB2215055B (en) * | 1988-02-20 | 1992-04-01 | Stc Plc | Optical fibre sensor |
GB8929328D0 (en) * | 1989-12-29 | 1990-02-28 | Schlumberger Ind Ltd | Optical sensing systems |
ES2138541B1 (es) * | 1997-10-09 | 2000-08-16 | Univ Cantabria | Acelerometro de fibra optica multipunto y autocompensado. |
US7444877B2 (en) * | 2002-08-20 | 2008-11-04 | The Regents Of The University Of California | Optical waveguide vibration sensor for use in hearing aid |
WO2010111229A1 (en) * | 2009-03-23 | 2010-09-30 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Optical mems chemical sensor array |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5730921A (en) * | 1980-07-31 | 1982-02-19 | Shimadzu Corp | Pressure sensor |
US4521684A (en) * | 1982-02-22 | 1985-06-04 | The Foxboro Company | Optical measurement system with light-driven vibrating sensor element |
-
1985
- 1985-02-27 GB GB858504987A patent/GB8504987D0/en active Pending
-
1986
- 1986-02-21 DE DE8686901440T patent/DE3676028D1/de not_active Expired - Lifetime
- 1986-02-21 JP JP61501279A patent/JPH0752118B2/ja not_active Expired - Lifetime
- 1986-02-21 WO PCT/GB1986/000089 patent/WO1986005271A1/en active IP Right Grant
- 1986-02-21 AU AU55163/86A patent/AU5516386A/en not_active Abandoned
- 1986-02-21 EP EP86901440A patent/EP0216812B1/en not_active Expired - Lifetime
- 1986-02-24 ZA ZA861381A patent/ZA861381B/xx unknown
- 1986-02-26 ES ES552421A patent/ES8706954A1/es not_active Expired
- 1986-02-27 MX MX1691A patent/MX160709A/es unknown
- 1986-02-27 CA CA000502918A patent/CA1334630C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU5516386A (en) | 1986-09-24 |
WO1986005271A1 (en) | 1986-09-12 |
EP0216812B1 (en) | 1990-12-05 |
JPS62501988A (ja) | 1987-08-06 |
GB8504987D0 (en) | 1985-03-27 |
ES8706954A1 (es) | 1987-07-01 |
DE3676028D1 (de) | 1991-01-17 |
ES552421A0 (es) | 1987-07-01 |
JPH0752118B2 (ja) | 1995-06-05 |
EP0216812A1 (en) | 1987-04-08 |
MX160709A (es) | 1990-04-20 |
CA1334630C (en) | 1995-03-07 |
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