FR1367791A - Apparatus for measuring or indicating defects in the flatness of surfaces - Google Patents
Apparatus for measuring or indicating defects in the flatness of surfacesInfo
- Publication number
- FR1367791A FR1367791A FR940767A FR940767A FR1367791A FR 1367791 A FR1367791 A FR 1367791A FR 940767 A FR940767 A FR 940767A FR 940767 A FR940767 A FR 940767A FR 1367791 A FR1367791 A FR 1367791A
- Authority
- FR
- France
- Prior art keywords
- flatness
- measuring
- indicating defects
- defects
- indicating
- Prior art date
- 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
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
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
- G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR940767A FR1367791A (en) | 1963-07-08 | 1963-07-08 | Apparatus for measuring or indicating defects in the flatness of surfaces |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR940767A FR1367791A (en) | 1963-07-08 | 1963-07-08 | Apparatus for measuring or indicating defects in the flatness of surfaces |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1367791A true FR1367791A (en) | 1964-07-24 |
Family
ID=8807839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR940767A Expired FR1367791A (en) | 1963-07-08 | 1963-07-08 | Apparatus for measuring or indicating defects in the flatness of surfaces |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1367791A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3471241A (en) * | 1965-09-16 | 1969-10-07 | Cincinnati Milling Machine Co | Optical aligning device for parts of a machine |
-
1963
- 1963-07-08 FR FR940767A patent/FR1367791A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3471241A (en) * | 1965-09-16 | 1969-10-07 | Cincinnati Milling Machine Co | Optical aligning device for parts of a machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE744477A (en) | APPARATUS FOR INSPECTING ARTICLES | |
BE780915A (en) | DEVICE FOR MEASURING COORDINATES | |
BE757184A (en) | DEVICE FOR CHECKING THE SUSPENSIONS OF | |
CH429203A (en) | Apparatus for measuring or indicating the roughness of a surface | |
FR1547969A (en) | Method and apparatus for making measurements along surfaces | |
FR1367791A (en) | Apparatus for measuring or indicating defects in the flatness of surfaces | |
CH399761A (en) | Apparatus for determining volumes | |
FR1415650A (en) | Apparatus for measuring the density of fluids | |
FR2080953A1 (en) | DEVICE FOR MEASURING RADIATION | |
FR1483532A (en) | Device for determining the surface contour | |
FR1439994A (en) | Improvements to devices for measuring angles | |
FR1435495A (en) | Device for gas density measurement | |
FR1358548A (en) | Advanced device for measuring immersion depths | |
FR1370179A (en) | Apparatus for determining the roughness of curvilinear surfaces | |
FR1472545A (en) | Device for measuring the hardness of materials | |
FR1501723A (en) | Device for the measurement of non-circular symmetrical rotating profiles | |
FR1169216A (en) | Apparatus for measuring the flatness of surfaces | |
FR1430688A (en) | Apparatus for the detection of defects in viscous layers | |
FR1489009A (en) | Device for wet cleaning of various surfaces | |
FR1307155A (en) | Apparatus for measuring lengths or angles | |
FR1401051A (en) | Device for cleaning surfaces | |
FR1469895A (en) | Device for measuring the surface of the skins | |
FR1380131A (en) | Apparatus for testing surfaces | |
FR1376417A (en) | Device for measuring lengths or angles | |
FR1300503A (en) | Apparatus for measuring the quotient |