IT1089106B - DEVICE TO MEASURE THE THICKNESS OF OBJECTS WITHOUT TOUCHING THEM - Google Patents

DEVICE TO MEASURE THE THICKNESS OF OBJECTS WITHOUT TOUCHING THEM

Info

Publication number
IT1089106B
IT1089106B IT2997877A IT2997877A IT1089106B IT 1089106 B IT1089106 B IT 1089106B IT 2997877 A IT2997877 A IT 2997877A IT 2997877 A IT2997877 A IT 2997877A IT 1089106 B IT1089106 B IT 1089106B
Authority
IT
Italy
Prior art keywords
touching
measure
objects
thickness
Prior art date
Application number
IT2997877A
Other languages
Italian (it)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1089106B publication Critical patent/IT1089106B/en

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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
IT2997877A 1976-12-01 1977-11-24 DEVICE TO MEASURE THE THICKNESS OF OBJECTS WITHOUT TOUCHING THEM IT1089106B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762654478 DE2654478A1 (en) 1976-12-01 1976-12-01 DEVICE FOR CONTACT-FREE THICKNESS MEASUREMENT

Publications (1)

Publication Number Publication Date
IT1089106B true IT1089106B (en) 1985-06-18

Family

ID=5994423

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2997877A IT1089106B (en) 1976-12-01 1977-11-24 DEVICE TO MEASURE THE THICKNESS OF OBJECTS WITHOUT TOUCHING THEM

Country Status (7)

Country Link
BE (1) BE861356A (en)
DE (1) DE2654478A1 (en)
DK (1) DK531677A (en)
FR (1) FR2373034A1 (en)
GB (1) GB1595949A (en)
IT (1) IT1089106B (en)
NL (1) NL7713236A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2722577A1 (en) * 1977-05-18 1978-11-30 Siemens Ag DEVICE / METHOD FOR NON-CONTACT SPACING OR THICKNESS MEASUREMENT
DE19961955A1 (en) * 1999-12-24 2001-07-05 Hannover Laser Zentrum Measuring method for gap between measurement device and measurement surface, involves computing gap between detector and radiation point of laser through trigonometrical calculation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1068473B (en) * 1959-11-05
CH479049A (en) * 1967-01-31 1969-06-13 Genevoise Instr Physique Device for checking the geometric dimensions of machined parts, used in the watchmaking industry
US3536405A (en) * 1968-06-12 1970-10-27 Singer General Precision Optical thickness gauge
DE2124444C3 (en) * 1971-05-17 1973-10-11 Siemens Ag, 1000 Berlin U. 8000 Muenchen Method for determining the thickness or width of flat workpieces

Also Published As

Publication number Publication date
DE2654478A1 (en) 1978-06-08
FR2373034A1 (en) 1978-06-30
DK531677A (en) 1978-06-02
GB1595949A (en) 1981-08-19
BE861356A (en) 1978-03-16
FR2373034B1 (en) 1980-08-22
NL7713236A (en) 1978-06-05

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