CA1087762A - X-ray beam generator - Google Patents
X-ray beam generatorInfo
- Publication number
- CA1087762A CA1087762A CA284,451A CA284451A CA1087762A CA 1087762 A CA1087762 A CA 1087762A CA 284451 A CA284451 A CA 284451A CA 1087762 A CA1087762 A CA 1087762A
- Authority
- CA
- Canada
- Prior art keywords
- ray
- focal spot
- spot area
- housing
- disposed
- 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
- 238000010521 absorption reaction Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 description 14
- 239000012530 fluid Substances 0.000 description 11
- 239000002826 coolant Substances 0.000 description 4
- 238000003325 tomography Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 229920005668 polycarbonate resin Polymers 0.000 description 2
- 239000004431 polycarbonate resin Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002405 diagnostic procedure Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/16—Vessels; Containers; Shields associated therewith
- H01J35/18—Windows
Landscapes
- X-Ray Techniques (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US719,026 | 1976-08-30 | ||
| US05/719,026 US4107562A (en) | 1976-08-30 | 1976-08-30 | X-ray beam generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1087762A true CA1087762A (en) | 1980-10-14 |
Family
ID=24888494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA284,451A Expired CA1087762A (en) | 1976-08-30 | 1977-08-10 | X-ray beam generator |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4107562A (Direct) |
| JP (1) | JPS5822880B2 (Direct) |
| AT (1) | ATA622377A (Direct) |
| CA (1) | CA1087762A (Direct) |
| CH (1) | CH620792A5 (Direct) |
| DE (1) | DE2738165C2 (Direct) |
| FR (1) | FR2363258A1 (Direct) |
| GB (1) | GB1550317A (Direct) |
| IT (1) | IT1084297B (Direct) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6325680Y2 (Direct) * | 1980-01-24 | 1988-07-13 | ||
| US4767961A (en) * | 1981-02-17 | 1988-08-30 | The Machlett Laboratories, Inc. | X-ray generator cooling system |
| US4463257A (en) * | 1982-08-05 | 1984-07-31 | Tracor Xray Inc. | Rotatable support for selectively aligning a window with the channel of a probe |
| US4905268A (en) * | 1985-10-25 | 1990-02-27 | Picker International, Inc. | Adjustable off-focal aperture for x-ray tubes |
| US5056126A (en) * | 1987-11-30 | 1991-10-08 | Medical Electronic Imaging Corporation | Air cooled metal ceramic x-ray tube construction |
| US5797528A (en) * | 1996-03-01 | 1998-08-25 | Mcduffie; Steve | Adjustable enclosure featuring dry storage |
| US6459768B1 (en) * | 1999-10-08 | 2002-10-01 | Varian Medical Systems, Inc. | X-ray tube window and frame |
| US7403596B1 (en) * | 2002-12-20 | 2008-07-22 | Varian Medical Systems, Inc. | X-ray tube housing window |
| US6968042B2 (en) * | 2003-09-12 | 2005-11-22 | Ge Medical Systems Global Technology Company, Llc | Methods and apparatus for target angle heel effect compensation |
| US7290929B2 (en) * | 2004-02-09 | 2007-11-06 | Varian Medical Systems Technologies, Inc. | Mounting system for an X-ray tube |
| US8503616B2 (en) * | 2008-09-24 | 2013-08-06 | Varian Medical Systems, Inc. | X-ray tube window |
| JP2014008361A (ja) * | 2012-07-03 | 2014-01-20 | Canon Inc | 放射線発生装置及び放射線撮影システム |
| US9048064B2 (en) * | 2013-03-05 | 2015-06-02 | Varian Medical Systems, Inc. | Cathode assembly for a long throw length X-ray tube |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE429772A (Direct) * | 1937-08-20 | |||
| NL55461C (Direct) * | 1938-07-23 | |||
| NL59156C (Direct) * | 1941-02-27 | 1946-05-15 | ||
| DE743765C (de) * | 1941-08-10 | 1944-01-03 | Aeg | Strahlenaustrittsfenster, insbesondere fuer Roentgenroehren |
| US2850656A (en) * | 1954-09-21 | 1958-09-02 | Machlett Lab Inc | X-ray tube structure |
| FR1177296A (fr) * | 1956-06-14 | 1959-04-22 | Elsi L Elettronica Sicula | Tube générateur de rayons chi |
| US2980800A (en) * | 1958-07-24 | 1961-04-18 | Machlett Lab Inc | X-ray units |
| US3134903A (en) * | 1961-04-28 | 1964-05-26 | Machlett Lab Inc | Port structure for x-ray devices |
-
1976
- 1976-08-30 US US05/719,026 patent/US4107562A/en not_active Expired - Lifetime
-
1977
- 1977-08-02 GB GB32430/77A patent/GB1550317A/en not_active Expired
- 1977-08-10 CA CA284,451A patent/CA1087762A/en not_active Expired
- 1977-08-22 FR FR7725562A patent/FR2363258A1/fr active Granted
- 1977-08-24 DE DE2738165A patent/DE2738165C2/de not_active Expired
- 1977-08-29 IT IT50809/77A patent/IT1084297B/it active
- 1977-08-29 JP JP52103527A patent/JPS5822880B2/ja not_active Expired
- 1977-08-29 AT AT622377A patent/ATA622377A/de not_active Application Discontinuation
- 1977-08-30 CH CH1055477A patent/CH620792A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5329688A (en) | 1978-03-20 |
| FR2363258A1 (fr) | 1978-03-24 |
| CH620792A5 (Direct) | 1980-12-15 |
| DE2738165A1 (de) | 1978-03-09 |
| US4107562A (en) | 1978-08-15 |
| ATA622377A (de) | 1980-06-15 |
| IT1084297B (it) | 1985-05-25 |
| JPS5822880B2 (ja) | 1983-05-11 |
| DE2738165C2 (de) | 1983-06-09 |
| GB1550317A (en) | 1979-08-08 |
| FR2363258B1 (Direct) | 1984-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |