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:
Feb. 23, 2010
Filed:
Jun. 14, 2007
Thomas Schaefer, Brookfield, WI (US);
Ron Hockersmith, Waukesha, WI (US);
Ethan Westcot, Wauwatosa, WI (US);
Thomas Schaefer, Brookfield, WI (US);
Ron Hockersmith, Waukesha, WI (US);
Ethan Westcot, Wauwatosa, WI (US);
General Electric Co., Schenectady, NY (US);
Abstract
In one embodiment, an X ray tube assembly is provided. The X ray tube assembly comprises an evacuated envelope, an anode disposed at a first end of the evacuated envelope and a cathode assembly disposed at a second end of the evacuated envelope. The cathode assembly comprises a cathode filament and a cathode cup defining a plurality of electrically isolated deflection electrodes. Further, the cathode cup comprises at least two portions, a first portion comprising an electrically conductive material and a second portion comprising an electrically insulating material. In another embodiment, a method of manufacturing the X ray tube assembly is provided.