FR2335827A1 - ULTRA-SOUND METHOD AND APPARATUS FOR MEASURING A DISTANCE - Google Patents

ULTRA-SOUND METHOD AND APPARATUS FOR MEASURING A DISTANCE

Info

Publication number
FR2335827A1
FR2335827A1 FR7632721A FR7632721A FR2335827A1 FR 2335827 A1 FR2335827 A1 FR 2335827A1 FR 7632721 A FR7632721 A FR 7632721A FR 7632721 A FR7632721 A FR 7632721A FR 2335827 A1 FR2335827 A1 FR 2335827A1
Authority
FR
France
Prior art keywords
ultra
measuring
distance
sound method
sound
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
Application number
FR7632721A
Other languages
French (fr)
Other versions
FR2335827B3 (en
Inventor
Thomas Bevan Evans
David Heaton Horrocks
Brian George Davidson Smar
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.)
Cardiff University
Original Assignee
Cardiff University College
Cardiff University
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 Cardiff University College, Cardiff University filed Critical Cardiff University College
Publication of FR2335827A1 publication Critical patent/FR2335827A1/en
Application granted granted Critical
Publication of FR2335827B3 publication Critical patent/FR2335827B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
FR7632721A 1975-12-20 1976-10-29 ULTRA-SOUND METHOD AND APPARATUS FOR MEASURING A DISTANCE Granted FR2335827A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52259/75A GB1525720A (en) 1975-12-20 1975-12-20 Distance measuring apparatus

Publications (2)

Publication Number Publication Date
FR2335827A1 true FR2335827A1 (en) 1977-07-15
FR2335827B3 FR2335827B3 (en) 1979-07-13

Family

ID=10463225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7632721A Granted FR2335827A1 (en) 1975-12-20 1976-10-29 ULTRA-SOUND METHOD AND APPARATUS FOR MEASURING A DISTANCE

Country Status (5)

Country Link
AU (1) AU504634B2 (en)
DE (1) DE2649049A1 (en)
FR (1) FR2335827A1 (en)
GB (1) GB1525720A (en)
ZA (1) ZA767534B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512550A1 (en) * 1981-09-04 1983-03-11 Shelomentsev Timofei METHOD FOR CONTROLLING THE OPERATION OF THE MECHANISMS OF AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR CARRYING OUT SAID METHOD
EP0288521A1 (en) * 1986-10-29 1988-11-02 Movats Incorporated Check valve testing system
EP0502184A1 (en) * 1990-09-25 1992-09-09 Monroe Auto Equipment Co Shock absorber with sonar position sensor.

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE34838T1 (en) * 1980-03-20 1988-06-15 Acumet Precision Instr Ltd METHOD AND APPARATUS FOR DETERMINING PHYSICAL QUANTITIES, IN PARTICULAR LENGTH-RELATED QUANTITIES.
DE3031980A1 (en) * 1980-08-25 1982-04-01 Johannes 8000 München König Hydraulic cylinder piston position measuring system - uses propagation time of ultrasonic pulses reflected from end face of piston
DE3116333C2 (en) * 1981-04-24 1984-01-12 H. Kuhnke Gmbh Kg, 2427 Malente Measuring system for the contactless detection of the positions of the piston rod of a piston-cylinder unit
US4543649A (en) * 1983-10-17 1985-09-24 Teknar, Inc. System for ultrasonically detecting the relative position of a moveable device
IT1209599B (en) * 1984-11-15 1989-08-30 Siette Spa LEVEL DETECTION SYSTEM FOR VEHICLES.
GB2172995A (en) * 1985-03-30 1986-10-01 Emhart Ind Monitoring the position of a member
GB8612479D0 (en) * 1986-05-22 1986-07-02 Bell Fruit Mfg Co Ltd Coin handling equipment
US5159835A (en) * 1986-10-29 1992-11-03 Westinghouse Electric Corp. Check valve testing system
US5154080A (en) * 1986-10-29 1992-10-13 Westinghouse Electric Corp. Integrated check valve testing system
US4977778A (en) * 1986-10-29 1990-12-18 Movats Incorporated Check valve testing system
DE3886792T2 (en) * 1987-03-18 1994-06-16 Combustion Eng Ultrasound examination of a valve.
DE3820883A1 (en) * 1988-06-21 1989-12-28 Hoelter Heinz Apparatus and device for determining the piston stroke in hydraulic cylinders, with the aid of ultrasound
US4938054A (en) * 1989-05-03 1990-07-03 Gilbarco Inc. Ultrasonic linear meter sensor for positive displacement meter
US5213472A (en) * 1992-03-23 1993-05-25 Bird-Johnson Company Inboard servo for marine controllable pitch propellers
DE4227657A1 (en) * 1992-08-21 1994-02-24 Hydac Technology Gmbh Ultrasonic test facility for gas pressure accumulators
DE4415420A1 (en) * 1994-05-02 1995-11-09 Horn Wolfgang Acoustic ranging device esp. for helmet-mounted vision system
CA2279567C (en) 1998-08-07 2003-10-21 Kabushiki Kaisha Toyoda Jidoshokki Seisakusho Position detector for fluid cylinder
FR3044369B1 (en) * 2015-12-01 2018-04-27 Valeo Embrayages SENSOR ASSEMBLY FOR HYDRAULIC CONTROL DEVICE
CN105781546B (en) * 2016-04-19 2018-01-23 太原理工大学 A kind of wireless and passive Coal-Rock Interface Recognition device
DE102017129445A1 (en) * 2017-11-10 2019-05-16 Grob-Werke Gmbh & Co. Kg Method and device for determining the position of a piston of a hydraulic cylinder of a machine tool

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512550A1 (en) * 1981-09-04 1983-03-11 Shelomentsev Timofei METHOD FOR CONTROLLING THE OPERATION OF THE MECHANISMS OF AN INTERNAL COMBUSTION ENGINE AND DEVICE FOR CARRYING OUT SAID METHOD
EP0288521A1 (en) * 1986-10-29 1988-11-02 Movats Incorporated Check valve testing system
EP0288521A4 (en) * 1986-10-29 1991-09-11 Movats Incorporated Check valve testing system
EP0502184A1 (en) * 1990-09-25 1992-09-09 Monroe Auto Equipment Co Shock absorber with sonar position sensor.
EP0502184A4 (en) * 1990-09-25 1993-06-09 Monroe Auto Equipment Company Shock absorber with sonar position sensor

Also Published As

Publication number Publication date
ZA767534B (en) 1977-11-30
AU504634B2 (en) 1979-10-18
AU1895476A (en) 1978-05-04
GB1525720A (en) 1978-09-20
FR2335827B3 (en) 1979-07-13
DE2649049A1 (en) 1977-06-23

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Legal Events

Date Code Title Description
ST Notification of lapse