The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 24, 1996
Filed:
Feb. 02, 1995
Axel Vetter, Hamburg, DE;
U.S. Philips Corporation, New York, NY (US);
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.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile