JPH01121250U - - Google Patents

Info

Publication number
JPH01121250U
JPH01121250U JP1524488U JP1524488U JPH01121250U JP H01121250 U JPH01121250 U JP H01121250U JP 1524488 U JP1524488 U JP 1524488U JP 1524488 U JP1524488 U JP 1524488U JP H01121250 U JPH01121250 U JP H01121250U
Authority
JP
Japan
Prior art keywords
ray tube
pump
vacuum pump
open
vacuum
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
JP1524488U
Other languages
English (en)
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 filed Critical
Priority to JP1524488U priority Critical patent/JPH01121250U/ja
Publication of JPH01121250U publication Critical patent/JPH01121250U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Tubes For Measurement (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例のブロツク図、第2
図は従来例のブロツク図である。 20……X線管、22……真空容器、24……
電子銃、26……ターゲツト、30……イオンポ
ンプ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 真空容器の内部に電子銃とターゲツトとを
    含み、前記真空容器が真空ポンプで排気されなが
    ら使用される開放式X線管において、前記真空ポ
    ンプとして、補助ポンプを必要としない気体ため
    込み式の真空ポンプを利用することを特徴とする
    、開放式X線管。 (2) 前記真空ポンプがイオンポンプである、請
    求項1記載の開放式X線管。
JP1524488U 1988-02-09 1988-02-09 Pending JPH01121250U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1524488U JPH01121250U (ja) 1988-02-09 1988-02-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1524488U JPH01121250U (ja) 1988-02-09 1988-02-09

Publications (1)

Publication Number Publication Date
JPH01121250U true JPH01121250U (ja) 1989-08-17

Family

ID=31227127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1524488U Pending JPH01121250U (ja) 1988-02-09 1988-02-09

Country Status (1)

Country Link
JP (1) JPH01121250U (ja)

Similar Documents

Publication Publication Date Title
JPH01121250U (ja)
GB1041356A (en) Gettering method for electron tubes
JPS6228200U (ja)
JPS6174941U (ja)
JPH0411460U (ja)
JPS6241661U (ja)
JPH01114667U (ja)
JPH02119346U (ja)
JPH0391654U (ja)
JPH02133860U (ja)
JPH0196648U (ja)
JPS62160454U (ja)
JPS6412365U (ja)
JPS6322062U (ja)
JPH02106654U (ja)
JPS5878967U (ja) イオンブレ−テイング装置
JPH0250950U (ja)
JPS63179646U (ja)
JPH01115153U (ja)
JPH0294250U (ja)
JPS6258850U (ja)
JPS6296255U (ja)
JPS61121768U (ja)
JPH0337477U (ja)
JPH01160648U (ja)