FR1494110A - Permanent measurement device of a variable distance - Google Patents

Permanent measurement device of a variable distance

Info

Publication number
FR1494110A
FR1494110A FR58972A FR58972A FR1494110A FR 1494110 A FR1494110 A FR 1494110A FR 58972 A FR58972 A FR 58972A FR 58972 A FR58972 A FR 58972A FR 1494110 A FR1494110 A FR 1494110A
Authority
FR
France
Prior art keywords
measurement device
variable distance
permanent measurement
permanent
variable
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
Application number
FR58972A
Other languages
French (fr)
Inventor
Philippe Noetinger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Generale dAutomatisme SA
Original Assignee
Compagnie Generale dAutomatisme SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Compagnie Generale dAutomatisme SA filed Critical Compagnie Generale dAutomatisme SA
Priority to FR58972A priority Critical patent/FR1494110A/en
Application granted granted Critical
Publication of FR1494110A publication Critical patent/FR1494110A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/22—Measuring distances in line of sight; Optical rangefinders using a parallactic triangle with variable angles and a base of fixed length at, near, or formed by the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
FR58972A 1966-04-25 1966-04-25 Permanent measurement device of a variable distance Expired FR1494110A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR58972A FR1494110A (en) 1966-04-25 1966-04-25 Permanent measurement device of a variable distance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR58972A FR1494110A (en) 1966-04-25 1966-04-25 Permanent measurement device of a variable distance

Publications (1)

Publication Number Publication Date
FR1494110A true FR1494110A (en) 1967-09-08

Family

ID=8607049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR58972A Expired FR1494110A (en) 1966-04-25 1966-04-25 Permanent measurement device of a variable distance

Country Status (1)

Country Link
FR (1) FR1494110A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235356A1 (en) * 1973-06-29 1975-01-24 Sfim
FR2367267A1 (en) * 1976-10-06 1978-05-05 Bofors Ab METHOD AND DEVICE FOR INITIAL ADJUSTMENT OF COOPERATING ROTARY APPLIANCES
WO1989011139A1 (en) * 1988-05-04 1989-11-16 Eugenio Monaco A device for the screening in the fog with 100 to 7000 micron electromagnetic waves and microcell screen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2235356A1 (en) * 1973-06-29 1975-01-24 Sfim
FR2367267A1 (en) * 1976-10-06 1978-05-05 Bofors Ab METHOD AND DEVICE FOR INITIAL ADJUSTMENT OF COOPERATING ROTARY APPLIANCES
WO1989011139A1 (en) * 1988-05-04 1989-11-16 Eugenio Monaco A device for the screening in the fog with 100 to 7000 micron electromagnetic waves and microcell screen

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