JPS5518858B2 - - Google Patents
Info
- Publication number
- JPS5518858B2 JPS5518858B2 JP12029572A JP12029572A JPS5518858B2 JP S5518858 B2 JPS5518858 B2 JP S5518858B2 JP 12029572 A JP12029572 A JP 12029572A JP 12029572 A JP12029572 A JP 12029572A JP S5518858 B2 JPS5518858 B2 JP S5518858B2
- Authority
- JP
- Japan
- 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
- 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
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Textile Engineering (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5562671A GB1366369A (en) | 1971-11-30 | 1971-11-30 | Detection of faults on surfaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4864983A JPS4864983A (enExample) | 1973-09-07 |
| JPS5518858B2 true JPS5518858B2 (enExample) | 1980-05-22 |
Family
ID=10474428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12029572A Expired JPS5518858B2 (enExample) | 1971-11-30 | 1972-11-30 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5518858B2 (enExample) |
| FI (1) | FI56452C (enExample) |
| IT (1) | IT973745B (enExample) |
| NO (1) | NO136430C (enExample) |
| SE (1) | SE389916B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157622A (en) * | 1981-03-24 | 1982-09-29 | Hitachi Denshi Ltd | Saw tooth wave generating circuit |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51113783A (en) * | 1975-03-31 | 1976-10-07 | Asahi Chem Ind Co Ltd | Defects detector of nonwoven fabric |
| US4247204A (en) * | 1979-02-26 | 1981-01-27 | Intec Corporation | Method and apparatus for a web edge tracking flaw detection system |
| SE456532B (sv) * | 1985-10-18 | 1988-10-10 | Asea Ab | Arrangemang for ytavsokning av ett provobjekt |
-
1972
- 1972-11-21 NO NO4252/72A patent/NO136430C/no unknown
- 1972-11-27 IT IT54300/72A patent/IT973745B/it active
- 1972-11-29 SE SE7215579A patent/SE389916B/xx unknown
- 1972-11-30 FI FI3397/72A patent/FI56452C/fi active
- 1972-11-30 JP JP12029572A patent/JPS5518858B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57157622A (en) * | 1981-03-24 | 1982-09-29 | Hitachi Denshi Ltd | Saw tooth wave generating circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| FI56452B (fi) | 1979-09-28 |
| SE389916B (sv) | 1976-11-22 |
| NO136430B (enExample) | 1977-05-23 |
| IT973745B (it) | 1974-06-10 |
| JPS4864983A (enExample) | 1973-09-07 |
| NO136430C (no) | 1977-08-31 |
| FI56452C (fi) | 1980-01-10 |