USB393970I5 - - Google Patents
Info
- Publication number
- USB393970I5 USB393970I5 US39397073A USB393970I5 US B393970 I5 USB393970 I5 US B393970I5 US 39397073 A US39397073 A US 39397073A US B393970 I5 USB393970 I5 US B393970I5
- Authority
- US
- United States
- 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.)
- Pending
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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US393970A US3914638A (en) | 1972-05-24 | 1973-09-04 | Cathode structure for cathode ray tube |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25643172A | 1972-05-24 | 1972-05-24 | |
US393970A US3914638A (en) | 1972-05-24 | 1973-09-04 | Cathode structure for cathode ray tube |
Publications (2)
Publication Number | Publication Date |
---|---|
USB393970I5 true USB393970I5 (en) | 1975-01-28 |
US3914638A US3914638A (en) | 1975-10-21 |
Family
ID=26945363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US393970A Expired - Lifetime US3914638A (en) | 1972-05-24 | 1973-09-04 | Cathode structure for cathode ray tube |
Country Status (1)
Country | Link |
---|---|
US (1) | US3914638A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2564638A1 (en) * | 1984-05-21 | 1985-11-22 | Rca Corp | ONLINE CANON CATHODE RAY TUBE |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3029853C2 (en) * | 1980-08-07 | 1982-08-26 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Wehnelt cathode indirectly heated by electron impact |
US4554479A (en) * | 1983-12-08 | 1985-11-19 | Rca Corporation | Cathode-ray tube having a low power cathode assembly |
KR920008300B1 (en) * | 1990-09-22 | 1992-09-26 | 삼성전관 주식회사 | The method of manufacturing dispenser-type cathode |
FR2895144A1 (en) * | 2005-12-16 | 2007-06-22 | Thomson Licensing Sas | Cathode support eyelet for electron gun of e.g. picture tube, has body with consolidation elements joining flange and body, where consolidation elements have maximum diameter lesser than diameter of hole of base |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2413689A (en) * | 1942-02-12 | 1947-01-07 | Bell Telephone Labor Inc | Electron discharge device |
US2445993A (en) * | 1944-02-12 | 1948-07-27 | Gen Electric | Cathode structure |
US3293476A (en) * | 1963-01-04 | 1966-12-20 | Varian Associates | Electrode assembly for an electron discharge device made from a material having a low carbon content |
-
1973
- 1973-09-04 US US393970A patent/US3914638A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2413689A (en) * | 1942-02-12 | 1947-01-07 | Bell Telephone Labor Inc | Electron discharge device |
US2445993A (en) * | 1944-02-12 | 1948-07-27 | Gen Electric | Cathode structure |
US3293476A (en) * | 1963-01-04 | 1966-12-20 | Varian Associates | Electrode assembly for an electron discharge device made from a material having a low carbon content |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2564638A1 (en) * | 1984-05-21 | 1985-11-22 | Rca Corp | ONLINE CANON CATHODE RAY TUBE |
Also Published As
Publication number | Publication date |
---|---|
US3914638A (en) | 1975-10-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: NORTH AMERICAN PHILIPS CONSUMER ELECTRONICS CORP. Free format text: ASSIGNS ITS ENTIRE RIGHT TITLE AND INTEREST, UNDER SAID PATENTS AND APPLICATIONS, SUBJECT TO CONDITIONS AND LICENSES EXISTING AS OF JANUARY 21, 1981.;ASSIGNOR:GTE PRODUCTS CORPORATION A DE CORP.;REEL/FRAME:003992/0284 Effective date: 19810708 Owner name: NORTH AMERICAN PHILIPS CONSUMER ELECTRONICS CORP., Free format text: ASSIGNS ITS ENTIRE RIGHT TITLE AND INTEREST, UNDER SAID PATENTS AND APPLICATIONS, SUBJECT TO CONDITIONS AND LICENSES EXISTING AS OF JANUARY 21, 1981.;ASSIGNOR:GTE PRODUCTS CORPORATION A DE CORP.;REEL/FRAME:003992/0284 Effective date: 19810708 |