BE374674A - perfectionnements aux appareils et equipements pour rayons x - Google Patents
perfectionnements aux appareils et equipements pour rayons xInfo
- Publication number
- BE374674A BE374674A BE374674DA BE374674A BE 374674 A BE374674 A BE 374674A BE 374674D A BE374674D A BE 374674DA BE 374674 A BE374674 A BE 374674A
- Authority
- BE
- Belgium
- Prior art keywords
- cathode
- conductor
- switch
- transformer
- filaments
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 14
- 230000007704 transition Effects 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 21
- 238000004804 winding Methods 0.000 description 12
- 238000010894 electron beam technology Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 239000010405 anode material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000003471 mutagenic agent Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
- H05G1/26—Measuring, controlling or protecting
- H05G1/30—Controlling
- H05G1/52—Target size or shape; Direction of electron beam, e.g. in tubes with one anode and more than one cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
- H01J35/147—Spot size control
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- X-Ray Techniques (AREA)
- Electron Sources, Ion Sources (AREA)
- Particle Accelerators (AREA)
- Microwave Tubes (AREA)
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US404609A US1907508A (en) | 1929-11-04 | 1929-11-04 | Thermionic apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE374674A true BE374674A (fr) | 1930-12-31 |
Family
ID=23600306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE374674D BE374674A (fr) | 1929-11-04 | 1930-11-04 | perfectionnements aux appareils et equipements pour rayons x |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1907508A (https=) |
| BE (1) | BE374674A (https=) |
| GB (2) | GB355978A (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2712075A (en) * | 1945-01-26 | 1955-06-28 | Bevis Murray | Automatic emission control circuit |
| US2492304A (en) * | 1948-05-08 | 1949-12-27 | Westinghouse Electric Corp | Tandem x-ray tube stabilizer |
| US2691735A (en) * | 1951-06-15 | 1954-10-12 | Hartford Nat Bank & Trust Co | X-ray tube |
| US2900542A (en) * | 1954-09-22 | 1959-08-18 | Harry B Mceuen | X-ray apparatus |
| US3110810A (en) * | 1958-10-30 | 1963-11-12 | Philips Corp | Device for optionally switching on either of two filament cathodes of an X-ray tube |
-
1929
- 1929-11-04 US US404609A patent/US1907508A/en not_active Expired - Lifetime
-
1930
- 1930-09-19 GB GB28091/30A patent/GB355978A/en not_active Expired
- 1930-10-29 GB GB32540/30A patent/GB366473A/en not_active Expired
- 1930-11-04 BE BE374674D patent/BE374674A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB355978A (https=) | 1931-09-03 |
| US1907508A (en) | 1933-05-09 |
| GB366473A (en) | 1932-01-29 |
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