JPS58165847U

JPS58165847U - rotating anode x-ray tube

Info

Publication number: JPS58165847U
Application number: JP6121682U
Authority: JP
Inventors: 宏二会沢; 元達土肥; 新居　勝敏
Original assignee: 株式会社日立製作所
Priority date: 1982-04-28
Filing date: 1982-04-28
Publication date: 1983-11-04

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

；　　　第１図は従来のＸ線管の縦断面図、第２図は本
旨　　考案の一実施例の部分断面図、第３図、第４図は
ミ　　本考案によるスライドブツシュの斜視図である。に　　　１・・・駆動モータロータ、２・・・陽極ター
ゲット、（３・・・軸、４・・・玉軸受、５・・・軸受
支持部材、６・・・ガ還　　ラス管球、７・・・陰極体
、８・・・コイルバネ、９・・・ス゛゛　　ライドブツ
シュ、９ａ・・・逆円錐形穴、９ｂ・・・螺旋１　溝。Fig. 1 is a longitudinal sectional view of a conventional X-ray tube, Fig. 2 is a partial sectional view of an embodiment of the main invention, and Figs. 3 and 4 are perspective views of a slide bushing according to the invention. . 1... Drive motor rotor, 2... Anode target, (3... Shaft, 4... Ball bearing, 5... Bearing support member, 6... Glass return tube, 7... - Cathode body, 8... Coil spring, 9... Slide bush, 9a... Inverted conical hole, 9b... Spiral 1 groove.

Claims

[Scope of utility model registration request]

A cathode member, an anode member disposed facing each other, a rotating member integrated with the opening member, a bearing device that rotatably supports the rotation member, and a slide bush and coil bar that apply preload to the bearing device. In a rotary anode XI tube configured in a vacuum state, the four members are covered with a bearing supporting composite material supporting a stationary part of the bearing device, a part of this bearing supporting member, and a container, and the bearing supporting member is A rotating anode X-ray tube, characterized in that at least one of the contacting surfaces of the member and the slide fish is coated with a solid groove lubricant, and a recess is provided.