JPS6224469U - - Google Patents

Description

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

第１図は本考案の１実施例を示す要部断面図、
第２図はその上面図、第３図は他の実施例を示す
要部断面図、第４図はその斜視図、第５図は従来
例の要部断面図、第６図は従来例の特性図である
。 １はフイラメントないし電子放出源、２は集束
電極、３は電子、４はターゲツト、５はＸ線、６
は焦点である。 FIG. 1 is a cross-sectional view of essential parts showing one embodiment of the present invention;
Fig. 2 is a top view of the same, Fig. 3 is a sectional view of main parts showing another embodiment, Fig. 4 is a perspective view thereof, Fig. 5 is a sectional view of main parts of a conventional example, and Fig. 6 is a sectional view of main parts of a conventional example. It is a characteristic diagram. 1 is a filament or an electron emission source, 2 is a focusing electrode, 3 is an electron, 4 is a target, 5 is an X-ray, 6
is the focus.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電子放出源と集束電極とからなる陰極部とター
ゲツト面を有する陽極部とを具有して、加速電子
をターゲツト面上に衝突させることによりＸ線が
放出するＸ線管において、陽極ターゲツト面上の
焦点中心軸まわりに電子放出源と集束電極とが輪
をえがいて配置構成されていることを特徴とする
、Ｘ線管。 An X-ray tube is equipped with a cathode section consisting of an electron emission source and a focusing electrode, and an anode section having a target surface, and in which X-rays are emitted by colliding accelerated electrons onto the target surface. An X-ray tube characterized in that an electron emission source and a focusing electrode are arranged in a ring around a focal center axis.