NL7713236A - DEVICE FOR MEASURING THE THICKNESS OF AN OBJECT WITHOUT TOUCHING. - Google Patents
DEVICE FOR MEASURING THE THICKNESS OF AN OBJECT WITHOUT TOUCHING.Info
- Publication number
- NL7713236A NL7713236A NL7713236A NL7713236A NL7713236A NL 7713236 A NL7713236 A NL 7713236A NL 7713236 A NL7713236 A NL 7713236A NL 7713236 A NL7713236 A NL 7713236A NL 7713236 A NL7713236 A NL 7713236A
- Authority
- NL
- Netherlands
- Prior art keywords
- touching
- measuring
- thickness
- Prior art date
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)
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 |
---|---|
NL7713236A true NL7713236A (en) | 1978-06-05 |
Family
ID=5994423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7713236A NL7713236A (en) | 1976-12-01 | 1977-11-30 | DEVICE FOR MEASURING THE THICKNESS OF AN OBJECT WITHOUT TOUCHING. |
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)
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)
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 |
-
1976
- 1976-12-01 DE DE19762654478 patent/DE2654478A1/en not_active Ceased
-
1977
- 1977-11-23 FR FR7735188A patent/FR2373034A1/en active Granted
- 1977-11-24 IT IT2997877A patent/IT1089106B/en active
- 1977-11-30 DK DK531677A patent/DK531677A/en not_active Application Discontinuation
- 1977-11-30 BE BE183057A patent/BE861356A/en not_active IP Right Cessation
- 1977-11-30 NL NL7713236A patent/NL7713236A/en not_active Application Discontinuation
- 1977-12-01 GB GB5002777A patent/GB1595949A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1595949A (en) | 1981-08-19 |
BE861356A (en) | 1978-03-16 |
FR2373034B1 (en) | 1980-08-22 |
DE2654478A1 (en) | 1978-06-08 |
FR2373034A1 (en) | 1978-06-30 |
DK531677A (en) | 1978-06-02 |
IT1089106B (en) | 1985-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BV | The patent application has lapsed |