GB1582185A - Method for inspecting cathode-ray-tube window for objectionable cord - Google Patents
Method for inspecting cathode-ray-tube window for objectionable cord Download PDFInfo
- Publication number
- GB1582185A GB1582185A GB25819/77A GB2581977A GB1582185A GB 1582185 A GB1582185 A GB 1582185A GB 25819/77 A GB25819/77 A GB 25819/77A GB 2581977 A GB2581977 A GB 2581977A GB 1582185 A GB1582185 A GB 1582185A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pattern
- light
- window
- method defined
- array
- 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
- 238000000034 method Methods 0.000 title claims description 32
- 239000011521 glass Substances 0.000 claims description 11
- 230000003252 repetitive effect Effects 0.000 claims description 7
- 238000000149 argon plasma sintering Methods 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 17
- 239000011159 matrix material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005816 glass manufacturing process Methods 0.000 description 1
- 239000013072 incoming material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007567 mass-production technique Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011022 opal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- -1 silver halide Chemical class 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- G01N21/8803—Visual inspection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/24—Supports for luminescent material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/42—Measurement or testing during manufacture
Landscapes
- Immunology (AREA)
- Pathology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Optical Elements Other Than Lenses (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/700,892 US4076426A (en) | 1976-06-29 | 1976-06-29 | Method for inspecting cathode-ray-tube window for objectionable cord |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1582185A true GB1582185A (en) | 1980-12-31 |
Family
ID=24815271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB25819/77A Expired GB1582185A (en) | 1976-06-29 | 1977-06-21 | Method for inspecting cathode-ray-tube window for objectionable cord |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4076426A (enExample) |
| JP (1) | JPS533052A (enExample) |
| CA (1) | CA1077258A (enExample) |
| DE (1) | DE2729403A1 (enExample) |
| FI (1) | FI771954A7 (enExample) |
| FR (1) | FR2357054A1 (enExample) |
| GB (1) | GB1582185A (enExample) |
| IT (1) | IT1077541B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6029804Y2 (ja) * | 1980-07-31 | 1985-09-07 | 新神戸電機株式会社 | アルカリ蓄電池 |
| JPS6029805Y2 (ja) * | 1980-07-31 | 1985-09-07 | 新神戸電機株式会社 | アルカリ蓄電池 |
| JPS60119404A (ja) * | 1983-12-01 | 1985-06-26 | Nippon Sheet Glass Co Ltd | 板ガラスの歪検査装置 |
| US4563088A (en) * | 1983-02-15 | 1986-01-07 | Rca Corporation | Device for maintaining a moving curved surface a constant distance from a stationary point |
| JPS6028163A (ja) * | 1983-07-25 | 1985-02-13 | Japan Storage Battery Co Ltd | アルカリ蓄電池 |
| JPS6023956A (ja) * | 1983-07-18 | 1985-02-06 | Japan Storage Battery Co Ltd | アルカリ蓄電池およびその製造方法 |
| JPS60105166A (ja) * | 1983-11-10 | 1985-06-10 | Japan Storage Battery Co Ltd | アルカリ蓄電池 |
| US4586817A (en) * | 1984-02-27 | 1986-05-06 | Rca Corporation | Method for determining the MTF of a viewing window |
| US4695157A (en) * | 1985-10-11 | 1987-09-22 | Benchmark Industries Incorporated | Solder process inspection diffuser assembly |
| JP3003562B2 (ja) * | 1995-04-25 | 2000-01-31 | 関西日本電気株式会社 | 蛍光面検査装置 |
| AUPO023596A0 (en) * | 1996-05-31 | 1996-06-27 | University Of Queensland, The | Detection of defects in glass |
| US6208412B1 (en) | 1999-06-14 | 2001-03-27 | Visteon Global Technologies, Inc. | Method and apparatus for determining optical quality |
| US6100990A (en) * | 1999-06-14 | 2000-08-08 | Ford Motor Company | Method and apparatus for determining reflective optical quality using gray-scale patterns |
| US20160178535A1 (en) * | 2014-12-17 | 2016-06-23 | Xerox Corporation | Inspection Device And Method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2795166A (en) | 1955-08-15 | 1957-06-11 | Rauland Corp | Method of inspecting a cathode-ray tube |
| FR1245488A (fr) * | 1960-01-25 | 1960-09-26 | Appareil pour examiner l'état de surface d'un corps quelconque | |
| US3185022A (en) * | 1961-06-15 | 1965-05-25 | Gen Electric | Optical gage for testing surface imperfections |
| FR2250427A5 (enExample) | 1973-07-19 | 1975-05-30 | Electricite De France | |
| FR2266899A1 (en) | 1974-04-04 | 1975-10-31 | Cem Comp Electro Mec | Parallel strip grid for light pattern projection - projected on plane inclined at other than ninety deg. to optical axis |
| FR2279066A1 (fr) | 1974-07-15 | 1976-02-13 | Morin Secretan Rech Perfection | Procede de visualisation directe de la forme et des deformations d'un objet tridimensionnel |
| US3976383A (en) | 1975-02-28 | 1976-08-24 | The Bendix Corporation | Visual method of locating faults in printed circuit boards |
-
1976
- 1976-06-29 US US05/700,892 patent/US4076426A/en not_active Expired - Lifetime
-
1977
- 1977-05-30 IT IT24171/77A patent/IT1077541B/it active
- 1977-06-13 CA CA280,397A patent/CA1077258A/en not_active Expired
- 1977-06-21 GB GB25819/77A patent/GB1582185A/en not_active Expired
- 1977-06-22 FI FI771954A patent/FI771954A7/fi not_active Application Discontinuation
- 1977-06-24 FR FR7719389A patent/FR2357054A1/fr active Granted
- 1977-06-28 JP JP7771977A patent/JPS533052A/ja active Pending
- 1977-06-29 DE DE19772729403 patent/DE2729403A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CA1077258A (en) | 1980-05-13 |
| DE2729403A1 (de) | 1978-01-05 |
| IT1077541B (it) | 1985-05-04 |
| JPS533052A (en) | 1978-01-12 |
| FR2357054B1 (enExample) | 1980-07-11 |
| FR2357054A1 (fr) | 1978-01-27 |
| FI771954A7 (enExample) | 1977-12-30 |
| US4076426A (en) | 1978-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |