FR2310551B1 - - Google Patents

Info

Publication number
FR2310551B1
FR2310551B1 FR7613975A FR7613975A FR2310551B1 FR 2310551 B1 FR2310551 B1 FR 2310551B1 FR 7613975 A FR7613975 A FR 7613975A FR 7613975 A FR7613975 A FR 7613975A FR 2310551 B1 FR2310551 B1 FR 2310551B1
Authority
FR
France
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
FR7613975A
Other languages
French (fr)
Other versions
FR2310551A1 (en
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of FR2310551A1 publication Critical patent/FR2310551A1/en
Application granted granted Critical
Publication of FR2310551B1 publication Critical patent/FR2310551B1/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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • 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
    • G01D5/32—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 with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7613975A 1975-05-09 1976-05-10 METHOD AND DEVICE FOR DETERMINING THE SHAPE OF A SURFACE Granted FR2310551A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1955475A GB1540075A (en) 1975-05-09 1975-05-09 Apparatus and a method of determining the shape of a surface

Publications (2)

Publication Number Publication Date
FR2310551A1 FR2310551A1 (en) 1976-12-03
FR2310551B1 true FR2310551B1 (en) 1982-09-10

Family

ID=10131317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613975A Granted FR2310551A1 (en) 1975-05-09 1976-05-10 METHOD AND DEVICE FOR DETERMINING THE SHAPE OF A SURFACE

Country Status (5)

Country Link
JP (1) JPS604402B2 (en)
DE (1) DE2620330C2 (en)
FR (1) FR2310551A1 (en)
GB (1) GB1540075A (en)
IT (1) IT1060287B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707968C2 (en) * 1977-02-24 1984-12-13 Krautkrämer GmbH, 5000 Köln Method for receiving ultrasonic waves at a predetermined angle of incidence
CH616805B5 (en) * 1977-07-14 1980-10-31 Lasag Sa METHOD FOR THE OPTICAL MEASUREMENT OF LEVEL DIFFERENCES OF A PART RELATIVE TO A REFERENCE PART AND MEANS FOR CARRYING OUT THE METHOD.
DE3021448A1 (en) * 1980-06-06 1981-12-24 Siemens AG, 1000 Berlin und 8000 München Spatial deviation detection of surfaces from smooth planes - using optical grid and video image signal analysis
JPS57211044A (en) * 1981-06-19 1982-12-24 Hajime Sangyo Kk Inspecting device
US4452534A (en) * 1981-09-01 1984-06-05 Gribanov Dmitry D Method of determining geometric parameters of object's surface and device therefor
JPS6273254U (en) * 1985-10-28 1987-05-11
DE3810455A1 (en) * 1988-03-26 1989-10-05 Michael Dr Radu Method and device for the contactless, three-dimensional measurement of an irregular body
US5444536A (en) * 1992-04-28 1995-08-22 Mtu Motoren- Und Turbinen-Union Muenchen Gmbh Apparatus for measuring the curvature of a profile, such as an edge of a turbine blade
US5570186A (en) * 1992-04-28 1996-10-29 Mtu Motoren- Und Turbinen-Union Munich Gmbh Method for inspecting the curvature of a profile, such an edge of a turbine blade
DE4213908A1 (en) * 1992-04-28 1993-11-04 Mtu Muenchen Gmbh METHOD FOR MEASURING EDGE PROFILES FROM EDGES
DE4213909A1 (en) * 1992-04-28 1993-11-04 Mtu Muenchen Gmbh DEVICE FOR MEASURING EDGE PROFILES FROM EDGES

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619064A (en) * 1968-09-18 1971-11-09 Trw Inc Moire gauging systems
JPS5418145B1 (en) * 1971-06-08 1979-07-05
US3814521A (en) * 1972-09-12 1974-06-04 Hoffmann La Roche Object recognition
GB1449044A (en) * 1972-11-14 1976-09-08 Kongsberg Vapenfab As Procedures and apparatuses for determining the shapes of surfaces
US3837198A (en) * 1973-04-16 1974-09-24 Bendix Corp Stereoscopic gage and gaging system
FR2250427A5 (en) * 1973-07-19 1975-05-30 Electricite De France
DE2439988A1 (en) * 1974-08-21 1976-03-04 Ford Werke Ag Automatic fault detection on smooth curved surfaces - using laser scanning technique and suited to coachwork testing
US3943278A (en) * 1974-08-22 1976-03-09 Stanford Research Institute Surface deformation gauging system by moire interferometry
DE2456585A1 (en) * 1974-11-29 1976-08-12 Hans Dr Ing Rottenkolber Object testing method for correctness of shape - is by generation of contour lines by light rays

Also Published As

Publication number Publication date
DE2620330A1 (en) 1976-11-18
GB1540075A (en) 1979-02-07
DE2620330C2 (en) 1984-01-19
IT1060287B (en) 1982-07-10
FR2310551A1 (en) 1976-12-03
JPS5231764A (en) 1977-03-10
JPS604402B2 (en) 1985-02-04

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse