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)

Publications (1)

Family

ID=10575144

Family Applications (1)

Country Status (10)

Families Citing this family (6)

Family Cites Families (2)

• 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

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