JPS536560A - Manufacture of cathode for direct heating type cathode ray tube - Google Patents
Manufacture of cathode for direct heating type cathode ray tubeInfo
- Publication number
- JPS536560A JPS536560A JP7996476A JP7996476A JPS536560A JP S536560 A JPS536560 A JP S536560A JP 7996476 A JP7996476 A JP 7996476A JP 7996476 A JP7996476 A JP 7996476A JP S536560 A JPS536560 A JP S536560A
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- ray tube
- manufacture
- heating type
- direct heating
- 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.)
- Granted
Links
Classifications
-
- 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
- H01J29/04—Cathodes
-
- 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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7996476A JPS536560A (en) | 1976-07-07 | 1976-07-07 | Manufacture of cathode for direct heating type cathode ray tube |
GB28109/77A GB1562362A (en) | 1976-07-07 | 1977-07-05 | Directly heated type cathode for cathode ray tube and process for producing the same cathode |
FI772098A FI772098A (ja) | 1976-07-07 | 1977-07-05 | |
DE19772730354 DE2730354A1 (de) | 1976-07-07 | 1977-07-05 | Kathode fuer direkt beheizte kathodenstrahlroehren und verfahren zu deren herstellung |
US05/813,240 US4129801A (en) | 1976-07-07 | 1977-07-06 | Cathode for cathode ray tube of directly heating type and process for producing the same cathode |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7996476A JPS536560A (en) | 1976-07-07 | 1976-07-07 | Manufacture of cathode for direct heating type cathode ray tube |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS536560A true JPS536560A (en) | 1978-01-21 |
JPS5752686B2 JPS5752686B2 (ja) | 1982-11-09 |
Family
ID=13704982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7996476A Granted JPS536560A (en) | 1976-07-07 | 1976-07-07 | Manufacture of cathode for direct heating type cathode ray tube |
Country Status (5)
Country | Link |
---|---|
US (1) | US4129801A (ja) |
JP (1) | JPS536560A (ja) |
DE (1) | DE2730354A1 (ja) |
FI (1) | FI772098A (ja) |
GB (1) | GB1562362A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5634706U (ja) * | 1979-08-23 | 1981-04-04 | ||
JPS56103841A (en) * | 1980-01-23 | 1981-08-19 | Hitachi Ltd | Direct heated oxide cathode and its manufacture |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58813B2 (ja) * | 1977-09-30 | 1983-01-08 | 株式会社日立製作所 | 電子管陰極及びその製造方法 |
JPS5816737B2 (ja) * | 1978-04-24 | 1983-04-01 | 株式会社日立製作所 | 電子管用酸化物陰極 |
JPS54144170A (en) * | 1978-05-02 | 1979-11-10 | Hitachi Ltd | Cathode constituent of direct heating type |
US4636681A (en) * | 1978-07-27 | 1987-01-13 | Hitachi, Ltd. | Directly heated cathode |
GB2059676B (en) * | 1979-09-12 | 1983-07-20 | Hitachi Ltd | Oxide-coated cathodes |
JPS5641636A (en) * | 1979-09-12 | 1981-04-18 | Hitachi Ltd | Directly heated type oxide cathode |
US4388551A (en) * | 1980-11-24 | 1983-06-14 | Zenith Radio Corporation | Quick-heating cathode structure |
JPS58154130A (ja) * | 1982-03-10 | 1983-09-13 | Hitachi Ltd | 電子管用陰極 |
GB2147732B (en) * | 1983-10-07 | 1987-11-04 | English Electric Valve Co Ltd | Improvements in or relating to travelling wave tubes |
US4532452A (en) * | 1983-10-31 | 1985-07-30 | Rca Corporation | Cathode structure for a cathodoluminescent display devices |
JPH0342588U (ja) * | 1989-08-31 | 1991-04-22 | ||
TW375753B (en) * | 1995-12-27 | 1999-12-01 | Mitsubishi Electric Corp | Electron tube cathode |
GB0129658D0 (en) * | 2001-12-11 | 2002-01-30 | Diamanx Products Ltd | Fast heating cathode |
US7834553B2 (en) * | 2007-02-05 | 2010-11-16 | Vu1 Corporation | System and apparatus for cathodoluminescent lighting |
US8294367B2 (en) | 2007-02-05 | 2012-10-23 | Vu1 Corporation | System and apparatus for cathodoluminescent lighting |
WO2010030899A1 (en) * | 2008-09-12 | 2010-03-18 | Vu1 Corporation | System and apparatus for cathodoluminescent lighting |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3257703A (en) * | 1961-09-29 | 1966-06-28 | Texas Instruments Inc | Composite electrode materials, articles made therefrom and methods of making the same |
US3374385A (en) * | 1963-07-10 | 1968-03-19 | Rca Corp | Electron tube cathode with nickel-tungsten alloy base and thin nickel coating |
NL7014337A (ja) * | 1970-09-30 | 1972-04-05 |
-
1976
- 1976-07-07 JP JP7996476A patent/JPS536560A/ja active Granted
-
1977
- 1977-07-05 FI FI772098A patent/FI772098A/fi not_active Application Discontinuation
- 1977-07-05 GB GB28109/77A patent/GB1562362A/en not_active Expired
- 1977-07-05 DE DE19772730354 patent/DE2730354A1/de not_active Ceased
- 1977-07-06 US US05/813,240 patent/US4129801A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5634706U (ja) * | 1979-08-23 | 1981-04-04 | ||
JPS56103841A (en) * | 1980-01-23 | 1981-08-19 | Hitachi Ltd | Direct heated oxide cathode and its manufacture |
Also Published As
Publication number | Publication date |
---|---|
JPS5752686B2 (ja) | 1982-11-09 |
DE2730354A1 (de) | 1978-01-12 |
FI772098A (ja) | 1978-01-08 |
GB1562362A (en) | 1980-03-12 |
US4129801A (en) | 1978-12-12 |
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