IT1143380B - Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva - Google Patents

Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva

Info

Publication number
IT1143380B
IT1143380B IT67187/81A IT6718781A IT1143380B IT 1143380 B IT1143380 B IT 1143380B IT 67187/81 A IT67187/81 A IT 67187/81A IT 6718781 A IT6718781 A IT 6718781A IT 1143380 B IT1143380 B IT 1143380B
Authority
IT
Italy
Prior art keywords
parts
procedure
detection
curved surface
surface defects
Prior art date
Application number
IT67187/81A
Other languages
English (en)
Italian (it)
Other versions
IT8167187A0 (it
Inventor
Emilio Milana
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT67187/81A priority Critical patent/IT1143380B/it
Publication of IT8167187A0 publication Critical patent/IT8167187A0/it
Priority to SE8200712A priority patent/SE448030B/sv
Priority to GB8203572A priority patent/GB2095398B/en
Priority to DE19823204295 priority patent/DE3204295A1/de
Priority to FR8202093A priority patent/FR2499718A1/fr
Priority to DE8203330U priority patent/DE8203330U1/de
Priority to CA000395907A priority patent/CA1179036A/en
Application granted granted Critical
Publication of IT1143380B publication Critical patent/IT1143380B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT67187/81A 1981-02-10 1981-02-10 Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva IT1143380B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT67187/81A IT1143380B (it) 1981-02-10 1981-02-10 Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva
SE8200712A SE448030B (sv) 1981-02-10 1982-02-08 Sett och anordning for detektering av ytdefekter
GB8203572A GB2095398B (en) 1981-02-10 1982-02-08 Detecting surface defects in workpieces
DE19823204295 DE3204295A1 (de) 1981-02-10 1982-02-09 Verfahren und vorrichtung zur ermittlung von oberflaechenfehlern an mechanischen teilen, insbesondere an teilen mit gekruemmter oberflaeche
FR8202093A FR2499718A1 (fr) 1981-02-10 1982-02-09 Procede et dispositif pour la detection des defauts de surface des pieces mecaniques, en particulier des pieces a surface courbe
DE8203330U DE8203330U1 (de) 1981-02-10 1982-02-09 Meßvorrichtung zur Ermittlung von Oberflächenfehlern an mechanischen Teilen, insbesondere an Teilen mit gekrümmter Oberfläche
CA000395907A CA1179036A (en) 1981-02-10 1982-02-10 Method and apparatus for detecting surface defects in mechanical workpieces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67187/81A IT1143380B (it) 1981-02-10 1981-02-10 Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva

Publications (2)

Publication Number Publication Date
IT8167187A0 IT8167187A0 (it) 1981-02-10
IT1143380B true IT1143380B (it) 1986-10-22

Family

ID=11300313

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67187/81A IT1143380B (it) 1981-02-10 1981-02-10 Procedimento e dispositivo per il rilevamento di difetti superficiali di pezzi meccanici in particolare di pezzi a superficie curva

Country Status (6)

Country Link
CA (1) CA1179036A (enExample)
DE (2) DE8203330U1 (enExample)
FR (1) FR2499718A1 (enExample)
GB (1) GB2095398B (enExample)
IT (1) IT1143380B (enExample)
SE (1) SE448030B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58219441A (ja) * 1982-06-15 1983-12-20 Hajime Sangyo Kk 凸面体の表面欠陥検査装置
GB2133871A (en) * 1982-12-23 1984-08-01 Austin Rover Group Apparatus for a method of inspecting automotive components
US4629319A (en) * 1984-02-14 1986-12-16 Diffracto Ltd. Panel surface flaw inspection
US4920385A (en) * 1984-02-14 1990-04-24 Diffracto Ltd. Panel surface flaw inspection
GB2159271B (en) * 1984-04-27 1988-05-18 Nissan Motor Surface flaw detecting method and apparatus
US5206700A (en) * 1985-03-14 1993-04-27 Diffracto, Ltd. Methods and apparatus for retroreflective surface inspection and distortion measurement
JPH0682102B2 (ja) * 1987-02-27 1994-10-19 三菱電機株式会社 パターン欠陥検査装置及びパターン欠陥検査方法
US5168322A (en) * 1991-08-19 1992-12-01 Diffracto Ltd. Surface inspection using retro-reflective light field
US5225890A (en) * 1991-10-28 1993-07-06 Gencorp Inc. Surface inspection apparatus and method
DE4219691A1 (de) * 1992-06-16 1993-12-23 Siemens Ag Meßvorrichtung zur Bestimmung der Richtung der Polarisationsebene von linear polarisiertem Licht
RU2167470C2 (ru) * 1999-04-13 2001-05-20 Научно-исследовательский институт измерительных систем Способ контроля дефектности диэлектрических пленок
RU2179351C2 (ru) * 2000-02-14 2002-02-10 Научно-исследовательский институт измерительных систем Способ контроля дефектности диэлектрических пленок

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2311287A1 (fr) * 1975-05-12 1976-12-10 Bertin & Cie Procede et dispositif optique de mesure des mouvements ondulatoires d'une etendue liquide

Also Published As

Publication number Publication date
SE448030B (sv) 1987-01-12
GB2095398A (en) 1982-09-29
FR2499718A1 (fr) 1982-08-13
FR2499718B1 (enExample) 1985-04-26
IT8167187A0 (it) 1981-02-10
GB2095398B (en) 1984-08-08
DE8203330U1 (de) 1985-05-23
CA1179036A (en) 1984-12-04
DE3204295A1 (de) 1982-08-19
SE8200712L (sv) 1982-08-11

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