JPH0373839B2 - - Google Patents
Info
- Publication number
- JPH0373839B2 JPH0373839B2 JP57109886A JP10988682A JPH0373839B2 JP H0373839 B2 JPH0373839 B2 JP H0373839B2 JP 57109886 A JP57109886 A JP 57109886A JP 10988682 A JP10988682 A JP 10988682A JP H0373839 B2 JPH0373839 B2 JP H0373839B2
- Authority
- JP
- Japan
- Prior art keywords
- blades
- blade
- radiation
- limiting
- vanes
- 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
- 230000005855 radiation Effects 0.000 claims description 54
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000009423 ventilation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Landscapes
- X-Ray Techniques (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57109886A JPS59699A (ja) | 1982-06-28 | 1982-06-28 | ツインフオ−カスｘ線管装置における可動絞り装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57109886A JPS59699A (ja) | 1982-06-28 | 1982-06-28 | ツインフオ−カスｘ線管装置における可動絞り装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59699A JPS59699A (ja) | 1984-01-05 |
| JPH0373839B2 true JPH0373839B2 (enExample) | 1991-11-25 |
Family
ID=14521649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57109886A Granted JPS59699A (ja) | 1982-06-28 | 1982-06-28 | ツインフオ−カスｘ線管装置における可動絞り装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59699A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60141803U (ja) * | 1984-02-29 | 1985-09-19 | 株式会社島津製作所 | 立体撮影用ｘ線管装置 |
| JP4498453B2 (ja) * | 2008-10-30 | 2010-07-07 | 株式会社日立メディコ | Ｘ線可動絞り |
-
1982
- 1982-06-28 JP JP57109886A patent/JPS59699A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59699A (ja) | 1984-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2552858A (en) | Serialographic apparatus and x-ray | |
| US2516270A (en) | Photographic illuminator | |
| JPS63126110A (ja) | 照明灯装置 | |
| JPS6131562B2 (enExample) | ||
| US3448270A (en) | X-ray collimating device wherein a plurality of adjustable overlapping leaves define a collimating cone | |
| US4627089A (en) | Device for positioning a flattening filter in the center of an X-ray radiation | |
| US2890346A (en) | Fluid pressure operated serialographic apparatus and equipment embodying same | |
| JPH0373839B2 (enExample) | ||
| US2473736A (en) | Microfilm reader and projecting apparatus | |
| US1620768A (en) | Focusing device for motion-picture-projecting apparatus | |
| US3632200A (en) | Magazine-type slide projector | |
| US3350980A (en) | Photographic apparatus | |
| US2181620A (en) | Therapy head for x-ray apparatus | |
| US2909652A (en) | Spotlight projector | |
| US2353512A (en) | Photographic enlarger | |
| US2578106A (en) | Opaque projection apparatus with adjustable tray and platen means | |
| US2428627A (en) | Focal field periphery indicating device in photographic apparatus | |
| US2979986A (en) | Picture projecting device | |
| US2858445A (en) | Mechanically operated serialographic apparatus and equipment embodying same | |
| US2558964A (en) | Iris protection apparatus for highintensity spotlights | |
| US2367526A (en) | Aerial camera shutter | |
| JP2732450B2 (ja) | 光照射器 | |
| JPS58195545A (ja) | Ｘ線絞り装置 | |
| US3359669A (en) | Film viewing device | |
| US3920322A (en) | Micro film viewer |