JPH0451914U - - Google Patents
Info
- Publication number
- JPH0451914U JPH0451914U JP9456290U JP9456290U JPH0451914U JP H0451914 U JPH0451914 U JP H0451914U JP 9456290 U JP9456290 U JP 9456290U JP 9456290 U JP9456290 U JP 9456290U JP H0451914 U JPH0451914 U JP H0451914U
- Authority
- JP
- Japan
- Prior art keywords
- blades
- row
- collimator device
- showing
- view
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Description
第１図ａはこの考案の一実施例によるコリメー
タ装置を示す平面図、同図ｂはａの断面−を
示す断面図、第２図ａはこの考案の他の実施例を
示すコリメータ装置を示す平面図、同図ｂはａの
断面−を示す断面図、第３図は第１図の１駆
動系を示した簡略図、第４図は第２図の１駆動系
を示した簡略図、第５図は第１図、第２図におけ
る詳細図、第６図ａは従来のコリメータ装置を示
す平面図、同図ｂはａの断面−を示す断面図
、第７図は第６図の１駆動系を示した簡略図であ
る。
１はＸ線、２は照射領域、３，３ａ，３ｂは羽
根、４はピニオン、５はステツピングモータ、６
は駆動シヤフト、７はベベルギア、８はベアリン
グ、９はポテンシヨメータ、１０はローラＡ、１
１はローラシヤフト、１２はサイドプレート、１
３はローラＢ、１４はアーム、１５はガイドプー
リ、１６はくし形ガイド。なお、図中、同一符号
は同一、又は相当部分を示す。
Fig. 1a is a plan view showing a collimator device according to an embodiment of this invention, Fig. 1b is a sectional view showing the cross section of a, and Fig. 2a is a plan view showing a collimator device according to another embodiment of this invention. FIG. 3 is a simplified diagram showing one drive system in FIG. 1, FIG. 4 is a simplified diagram showing one drive system in FIG. 2, 5 is a detailed view of FIGS. 1 and 2, FIG. 6a is a plan view showing a conventional collimator device, FIG. 1 is a simplified diagram showing one drive system. 1 is an X-ray, 2 is an irradiation area, 3, 3a, 3b are blades, 4 is a pinion, 5 is a stepping motor, 6
is the drive shaft, 7 is the bevel gear, 8 is the bearing, 9 is the potentiometer, 10 is the roller A, 1
1 is the roller shaft, 12 is the side plate, 1
3 is a roller B, 14 is an arm, 15 is a guide pulley, and 16 is a comb-shaped guide. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
出来る羽根列、この羽根列を構成する羽根を各々
独立してガイドし、かつ適当なる隙間を設けたこ
とを特徴とするコリメータ装置。 A collimator device comprising a row of blades that can be driven in a straight line relative to each other to perform arbitrary positioning, each of the blades constituting the row of blades being guided independently, and provided with an appropriate gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9456290U JPH0451914U (en) | 1990-09-07 | 1990-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9456290U JPH0451914U (en) | 1990-09-07 | 1990-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451914U true JPH0451914U (en) | 1992-05-01 |
Family
ID=31832616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9456290U Pending JPH0451914U (en) | 1990-09-07 | 1990-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451914U (en) |
-
1990
- 1990-09-07 JP JP9456290U patent/JPH0451914U/ja active Pending