CA1145812A - Method and device for determining variations in the previously adjusted nominal distance between the facing surfaces of a colour selection electrode and a display window near the corners of the display window of a colour television display tube - Google Patents
Method and device for determining variations in the previously adjusted nominal distance between the facing surfaces of a colour selection electrode and a display window near the corners of the display window of a colour television display tubeInfo
- Publication number
- CA1145812A CA1145812A CA000341839A CA341839A CA1145812A CA 1145812 A CA1145812 A CA 1145812A CA 000341839 A CA000341839 A CA 000341839A CA 341839 A CA341839 A CA 341839A CA 1145812 A CA1145812 A CA 1145812A
- Authority
- CA
- Canada
- Prior art keywords
- electrode
- measuring
- screening
- display window
- distance
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7812247A NL7812247A (nl) | 1978-12-18 | 1978-12-18 | Werkwijze voor het bepalen van variaties in de vooraf ingestelde nominale afstand tussen de naar elkaar toegekeerde oppervlakken van een kleurselektieeelektrodeen een beeldvenster nabij de hoeken van het beeld- venster van een kleurentelevisiebeeldbuis en inrichting voor het uitvoeren van de werkwijze. |
| NL7812247 | 1978-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1145812A true CA1145812A (en) | 1983-05-03 |
Family
ID=19832084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000341839A Expired CA1145812A (en) | 1978-12-18 | 1979-12-13 | Method and device for determining variations in the previously adjusted nominal distance between the facing surfaces of a colour selection electrode and a display window near the corners of the display window of a colour television display tube |
Country Status (9)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4979920A (en) * | 1989-08-23 | 1990-12-25 | Thomson Consumer Electronics, Inc. | System for measuring Q spacing in a kinescope panel |
| US5132631A (en) * | 1990-03-21 | 1992-07-21 | A. E., Inc. | Glass surface coating detector |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2802178A (en) * | 1954-09-22 | 1957-08-06 | Gen Electric | Motion detecting device |
| US3031617A (en) * | 1958-08-13 | 1962-04-24 | Donald R Paquette | Linear capacitive probe detecting device |
| US3077858A (en) * | 1960-03-17 | 1963-02-19 | Gen Electric Canada | Apparatus for controlling and measuring the thickness of thin electrically conductive films |
| US3400331A (en) * | 1965-01-18 | 1968-09-03 | Pratt & Whitney Inc | Gaging device including a probe having a plurality of concentric and coextensive electrodes |
| US3482286A (en) * | 1966-01-07 | 1969-12-09 | Rca Corp | Cathode ray tube manufacture |
| US3626287A (en) * | 1969-02-10 | 1971-12-07 | C G I Corp | System for responding to changes in capacitance of a sensing capacitor |
| CH531719A (de) * | 1970-08-04 | 1972-12-15 | Zellweger Uster Ag | Verfahren zur Herstellung einer Messelektrode |
| US3805150A (en) * | 1970-08-17 | 1974-04-16 | Ade Corp | Environment immune high precision capacitive gauging system |
| US3825323A (en) * | 1973-05-17 | 1974-07-23 | Teletype Corp | Rotary disc recording and readout system having capacitance controlled lens positioning means |
| DE2731752C2 (de) * | 1977-07-14 | 1983-09-01 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Vorrichtung zur Bestimmung kleiner Abstände |
-
1978
- 1978-12-18 NL NL7812247A patent/NL7812247A/nl not_active Application Discontinuation
-
1979
- 1979-09-28 FR FR7924259A patent/FR2445013A1/fr active Granted
- 1979-11-05 US US06/090,963 patent/US4307337A/en not_active Expired - Lifetime
- 1979-12-07 IT IT27995/79A patent/IT1126566B/it active
- 1979-12-13 CA CA000341839A patent/CA1145812A/en not_active Expired
- 1979-12-14 DE DE19792950362 patent/DE2950362A1/de active Granted
- 1979-12-14 GB GB7943092A patent/GB2039059B/en not_active Expired
- 1979-12-15 JP JP16219579A patent/JPS5583124A/ja active Granted
- 1979-12-17 BE BE0/198598A patent/BE880660A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2950362C2 (US20100056889A1-20100304-C00004.png) | 1987-05-14 |
| JPS5583124A (en) | 1980-06-23 |
| DE2950362A1 (de) | 1980-07-03 |
| FR2445013B1 (US20100056889A1-20100304-C00004.png) | 1982-06-18 |
| IT7927995A0 (it) | 1979-12-07 |
| BE880660A (fr) | 1980-06-17 |
| US4307337A (en) | 1981-12-22 |
| JPS6231469B2 (US20100056889A1-20100304-C00004.png) | 1987-07-08 |
| GB2039059A (en) | 1980-07-30 |
| GB2039059B (en) | 1983-08-17 |
| FR2445013A1 (fr) | 1980-07-18 |
| NL7812247A (nl) | 1980-06-20 |
| IT1126566B (it) | 1986-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |