JPS582897U - Time limit circuit for X-ray irradiation control - Google Patents

Time limit circuit for X-ray irradiation control

Info

Publication number
JPS582897U
JPS582897U JP9480681U JP9480681U JPS582897U JP S582897 U JPS582897 U JP S582897U JP 9480681 U JP9480681 U JP 9480681U JP 9480681 U JP9480681 U JP 9480681U JP S582897 U JPS582897 U JP S582897U
Authority
JP
Japan
Prior art keywords
ray irradiation
time limit
irradiation control
limit circuit
switching elements
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
Application number
JP9480681U
Other languages
Japanese (ja)
Inventor
隠田　建興
Original Assignee
株式会社日立メデイコ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立メデイコ filed Critical 株式会社日立メデイコ
Priority to JP9480681U priority Critical patent/JPS582897U/en
Publication of JPS582897U publication Critical patent/JPS582897U/en
Pending legal-status Critical Current

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  • X-Ray Techniques (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、従来のＸ線照射制御装置の構成をブロックで
示す図、第２図は、第１図の限時回路の具体的な回路構
成を示す図、第３図は本考案の一実施例の回路構成を示
す図である。 １１・・・・・・第１サイリスク、１２・・間第１コン
デンサ、１３・・・・・・第２コンデンサ、１４・・・
・・・第１スイツチングトランジスタ、１５・・・・・
・第２サイリスタ、１６・・・・・・第２スイツチング
トランジスタ、１７・・・・・・第３サイリスタ、１８
・・・・・・ダイオード、Ｒ□〜Ｒ５・・・・・・抵抗
。FIG. 1 is a block diagram showing the configuration of a conventional X-ray irradiation control device, FIG. 2 is a diagram showing a specific circuit configuration of the time limit circuit in FIG. 1, and FIG. 3 is an implementation of the present invention. FIG. 3 is a diagram showing an example circuit configuration. 11...first cyrisk, 12...first capacitor, 13...second capacitor, 14...
...First switching transistor, 15...
・Second thyristor, 16...Second switching transistor, 17...Third thyristor, 18
...Diode, R□~R5...Resistance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コンデンサと抵抗の時定数を用いたＸ線照射制御用限時
回路において、前記時定数によって制御される複数個の
電流開閉素子を配設し、該各電流開閉素子は第１、第２
、第３・・・・・・と順次動作時間が少しずつ遅れるよ
うにする手段を備えたことを特徴とするＸ線照射制御用
限時回路。、In a time limit circuit for X-ray irradiation control using a time constant of a capacitor and a resistor, a plurality of current switching elements controlled by the time constant are arranged, and each of the current switching elements
, a third, and so on. ,
JP9480681U 1981-06-26 1981-06-26 Time limit circuit for X-ray irradiation control Pending JPS582897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9480681U JPS582897U (en) 1981-06-26 1981-06-26 Time limit circuit for X-ray irradiation control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9480681U JPS582897U (en) 1981-06-26 1981-06-26 Time limit circuit for X-ray irradiation control

Publications (1)

Publication Number Publication Date
JPS582897U true JPS582897U (en) 1983-01-10

Family

ID=29889728

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9480681U Pending JPS582897U (en) 1981-06-26 1981-06-26 Time limit circuit for X-ray irradiation control

Country Status (1)

Country Link
JP (1) JPS582897U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03114619U (en) * 1990-03-07 1991-11-26

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS497864B1 (en) * 1969-03-28 1974-02-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS497864B1 (en) * 1969-03-28 1974-02-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03114619U (en) * 1990-03-07 1991-11-26

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