FR1508671A - Détecteur photoélectrique - Google Patents
Détecteur photoélectriqueInfo
- Publication number
- FR1508671A FR1508671A FR91835A FR91835A FR1508671A FR 1508671 A FR1508671 A FR 1508671A FR 91835 A FR91835 A FR 91835A FR 91835 A FR91835 A FR 91835A FR 1508671 A FR1508671 A FR 1508671A
- Authority
- FR
- France
- Prior art keywords
- photoelectric detector
- photoelectric
- detector
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
-
- 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
-
- 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
-
- 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
- G01N21/8901—Optical details; Scanning details
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Controlling Sheets Or Webs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US536741A US3334239A (en) | 1962-06-22 | 1966-03-23 | Pivotal light-gate for detecting surface elevations in sheet materials |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1508671A true FR1508671A (fr) | 1968-01-05 |
Family
ID=24139748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR91835A Expired FR1508671A (fr) | 1966-03-23 | 1967-01-19 | Détecteur photoélectrique |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1648630B1 (fr) |
FR (1) | FR1508671A (fr) |
GB (1) | GB1128830A (fr) |
SE (1) | SE316927B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112047166A (zh) * | 2020-10-19 | 2020-12-08 | 诸暨市澳速机械设计工作室 | 一种灵敏度可调的薄膜褶皱检测设备 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4166700A (en) * | 1977-06-24 | 1979-09-04 | Research Technology, Inc. | Film thickness detector |
-
1966
- 1966-12-29 GB GB5806566A patent/GB1128830A/en not_active Expired
-
1967
- 1967-01-11 SE SE41767A patent/SE316927B/xx unknown
- 1967-01-19 FR FR91835A patent/FR1508671A/fr not_active Expired
- 1967-02-08 DE DE19671648630 patent/DE1648630B1/de active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112047166A (zh) * | 2020-10-19 | 2020-12-08 | 诸暨市澳速机械设计工作室 | 一种灵敏度可调的薄膜褶皱检测设备 |
Also Published As
Publication number | Publication date |
---|---|
GB1128830A (en) | 1968-10-02 |
DE1648630B1 (de) | 1971-03-04 |
SE316927B (fr) | 1969-11-03 |
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