IT1020665B - Dispositivo per la visualizzazione delle vibrazioni delle deformazioni o delle linee di livello di un oggetto tridimensio nale - Google Patents

Dispositivo per la visualizzazione delle vibrazioni delle deformazioni o delle linee di livello di un oggetto tridimensio nale

Info

Publication number
IT1020665B
IT1020665B IT69295/74A IT6929574A IT1020665B IT 1020665 B IT1020665 B IT 1020665B IT 69295/74 A IT69295/74 A IT 69295/74A IT 6929574 A IT6929574 A IT 6929574A IT 1020665 B IT1020665 B IT 1020665B
Authority
IT
Italy
Prior art keywords
deformations
vibrations
displaying
dimensional object
level lines
Prior art date
Application number
IT69295/74A
Other languages
English (en)
Italian (it)
Inventor
B Dessus
J Gerardin
Original Assignee
Electricite De France
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 Electricite De France filed Critical Electricite De France
Application granted granted Critical
Publication of IT1020665B publication Critical patent/IT1020665B/it

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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/167—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by projecting a pattern on the object
    • 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
    • G01H9/002—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means for representing acoustic field distribution
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/60—Systems using moiré fringes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT69295/74A 1973-07-19 1974-07-18 Dispositivo per la visualizzazione delle vibrazioni delle deformazioni o delle linee di livello di un oggetto tridimensio nale IT1020665B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7326585A FR2250427A5 (OSRAM) 1973-07-19 1973-07-19

Publications (1)

Publication Number Publication Date
IT1020665B true IT1020665B (it) 1977-12-30

Family

ID=9122862

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69295/74A IT1020665B (it) 1973-07-19 1974-07-18 Dispositivo per la visualizzazione delle vibrazioni delle deformazioni o delle linee di livello di un oggetto tridimensio nale

Country Status (7)

Country Link
US (1) US3952150A (OSRAM)
BE (1) BE817766A (OSRAM)
CH (1) CH585893A5 (OSRAM)
DE (1) DE2433872B2 (OSRAM)
FR (1) FR2250427A5 (OSRAM)
GB (1) GB1479673A (OSRAM)
IT (1) IT1020665B (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1540075A (en) * 1975-05-09 1979-02-07 Rolls Royce Apparatus and a method of determining the shape of a surface
US4044377A (en) * 1976-04-28 1977-08-23 Gte Laboratories Incorporated Video target locator
US4076426A (en) 1976-06-29 1978-02-28 Rca Corporation Method for inspecting cathode-ray-tube window for objectionable cord
US4392155A (en) * 1980-12-12 1983-07-05 Ramot University Authority For Applied Research & Industrial Development Ltd. Method and apparatus for image subtraction in order to extract non-common information from two light images
US4564295A (en) * 1983-03-07 1986-01-14 New York Institute Of Technology Apparatus and method for projection moire topography
DE3413605A1 (de) * 1984-04-11 1985-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Optisches verfahren zur messung des profils von oberflaechen mit oertlich stark schwankendem reflexionsfaktor
JPH061164B2 (ja) * 1985-01-31 1994-01-05 伍良 松本 立体形状測定装置
US4825263A (en) * 1987-06-02 1989-04-25 University Of Medicine & Dentistry Of New Jersey Optical method and apparatus for determining three-dimensional changes in facial contours
US4989980A (en) * 1989-03-02 1991-02-05 Honeywell Inc. Method and apparatus for measuring coefficient of thermal expansion
US5121987A (en) * 1989-03-02 1992-06-16 Honeywell Inc. Method and apparatus for measuring coefficient of thermal expansion
GB2266367B (en) * 1991-04-19 1995-11-01 Kawasaki Heavy Ind Ltd Ultrasonic defect testing method and apparatus
US5243400A (en) * 1992-04-27 1993-09-07 Owens-Brockway Glass Container Inc. Inspection of transparent containers
EP0599601A3 (en) * 1992-11-23 1995-07-19 British Aerospace Swingplate analysis.
ITRM20120506A1 (it) * 2012-10-19 2014-04-20 Massimiliano Ciogli Metodo per insegnare musica alle persone sorde e udenti.
CN104503486B (zh) * 2014-12-25 2018-01-12 芜湖林一电子科技有限公司 一种基于试样运动的机器视觉自动跟踪控制系统
TWI567383B (zh) * 2015-02-17 2017-01-21 國立中山大學 利用條紋投影量測光滑物體的方法
US10345179B2 (en) * 2017-02-14 2019-07-09 General Electric Company Passive strain indicator
CN107271025B (zh) * 2017-06-20 2023-04-11 福州大学 一种转轴三维振动同步测量的装置及方法
US11287351B2 (en) 2019-11-21 2022-03-29 Crystal Instruments Corporation Vibration visualization with real-time and interpolation features

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814521A (en) * 1972-09-12 1974-06-04 Hoffmann La Roche Object recognition

Also Published As

Publication number Publication date
DE2433872B2 (de) 1976-11-18
DE2433872A1 (de) 1975-02-13
US3952150A (en) 1976-04-20
BE817766A (fr) 1974-11-18
FR2250427A5 (OSRAM) 1975-05-30
GB1479673A (en) 1977-07-13
CH585893A5 (OSRAM) 1977-03-15

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