Rotary-anode X-ray tube comprising a sleeve bearing

Details Rotary-anode X-ray tube comprising a sleeve bearing Rotary-anode X-ray tube comprising a sleeve bearing

1995-02-02

1996-09-24

Church, Craig E.

X-ray or gamma ray systems or devices

Source

Electron tube

378132, H01J 3510

Patent

active

055598528

ABSTRACT:
A rotary-anode X-ray tube, having a sleeve beating with a stationary bearing portion and a rotatable bearing portion, one of the facing surfaces of which is provided with a groove pattern, in which a bearing gap formed between the two bearing portions is filled with a lubricant at least at the area of the groove pattern. Gas inclusions can be discharged from the area of the bearing in that in at least one of the two bearing portions, in an area outside the groove pattern, there is provided a filter member which cannot be wetted by the lubricant and via which the bearing gap communicates with the vacuum space of the X-ray tube.

REFERENCES:
patent: 5189688 (1993-02-01), Ono et al.

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