CH217618A - Braun tube. - Google Patents
Braun tube.Info
- Publication number
- CH217618A CH217618A CH217618DA CH217618A CH 217618 A CH217618 A CH 217618A CH 217618D A CH217618D A CH 217618DA CH 217618 A CH217618 A CH 217618A
- Authority
- CH
- Switzerland
- Prior art keywords
- braun tube
- braun
- tube
- Prior art date
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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/485—Construction of the gun or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/36—Tubes with flat electrodes, e.g. disc electrode
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE217618X | 1940-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH217618A true CH217618A (en) | 1941-10-31 |
Family
ID=5830858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH217618D CH217618A (en) | 1940-03-29 | 1941-02-25 | Braun tube. |
Country Status (4)
Country | Link |
---|---|
US (1) | US2310811A (en) |
BE (1) | BE440730A (en) |
CH (1) | CH217618A (en) |
FR (1) | FR871119A (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2732512A (en) * | 1956-01-24 | briggs | ||
BE480334A (en) * | 1942-03-14 | |||
US2465370A (en) * | 1944-06-26 | 1949-03-29 | Standard Telephones Cables Ltd | Ultra high frequency electron discharge device |
US2500355A (en) * | 1944-11-14 | 1950-03-14 | Sylvania Electric Prod | Electron discharge tube |
US2476060A (en) * | 1945-01-11 | 1949-07-12 | Cossor Ltd A C | Electron gun structure |
US2695442A (en) * | 1947-08-26 | 1954-11-30 | Hartford Nat Bank & Trust Co | Method of manufacturing electric discharge tubes |
US2527127A (en) * | 1948-12-24 | 1950-10-24 | Bell Telephone Labor Inc | Electronic discharge device |
US2570165A (en) * | 1949-08-16 | 1951-10-02 | Rca Corp | Limited-area cathode |
BE513449A (en) * | 1951-08-11 | |||
US2886729A (en) * | 1953-10-08 | 1959-05-12 | Du Mont Allen B Lab Inc | Grid-cathode structure for cathode ray tubes |
US2825832A (en) * | 1953-12-03 | 1958-03-04 | Bell Telephone Labor Inc | Thermionic cathode structure |
US2840736A (en) * | 1955-10-17 | 1958-06-24 | Westinghouse Electric Corp | Electron discharge device |
US2892115A (en) * | 1955-12-20 | 1959-06-23 | Itt | Cathode structures |
US2938133A (en) * | 1958-12-16 | 1960-05-24 | Stewart Engineering Company | Electron gun assembly |
US3558965A (en) * | 1967-10-02 | 1971-01-26 | Nat Video Corp | Cathode for television tube and method of making |
US3641387A (en) * | 1970-04-02 | 1972-02-08 | Machlett Lab Inc | Prestressed cathode structure for electron discharge devices |
DE2410050A1 (en) * | 1974-03-02 | 1975-09-11 | Leybold Heraeus Gmbh & Co Kg | ELECTRON BEAM GENERATOR WITH LINEAR CATODE |
DE2417820C3 (en) * | 1974-04-11 | 1980-12-04 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Cathode head of a rotating anode X-ray tube |
US4500809A (en) * | 1979-04-09 | 1985-02-19 | Tektronix, Inc. | Electron gun having a low capacitance cathode and grid assembly |
GB2046511B (en) * | 1979-04-09 | 1983-04-20 | Tektronix Inc | Electron gun having a low capacitance cathode and grid assembly |
NL8002037A (en) * | 1979-07-12 | 1981-01-14 | Philips Nv | APPARATUS INCLUDING A TELEVISION ROOM TUBE AND TELEVISION ROOM TUBE FOR SUCH A DEVICE. |
US4323813A (en) * | 1980-01-23 | 1982-04-06 | Rca Corporation | Spring-loaded resistive lens structure for electron gun |
-
0
- BE BE440730D patent/BE440730A/xx unknown
-
1941
- 1941-02-25 CH CH217618D patent/CH217618A/en unknown
- 1941-03-28 FR FR871119D patent/FR871119A/en not_active Expired
- 1941-04-01 US US386267A patent/US2310811A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2310811A (en) | 1943-02-09 |
FR871119A (en) | 1942-04-09 |
BE440730A (en) |
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