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:
Apr. 11, 2006
Filed:
Dec. 10, 2003
Applicants:
Colin Richard Wilson, Schenectady, NY (US);
Amy Linsebigler Smentkowski, Clifton Park, NY (US);
Lembit Salasoo, Schenectady, NY (US);
Inventors:
Colin Richard Wilson, Schenectady, NY (US);
Amy Linsebigler Smentkowski, Clifton Park, NY (US);
Lembit Salasoo, Schenectady, NY (US);
Assignee:
General Electric Company, Niskayuna, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 35/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for generating x-ray beams are described. In one embodiment, the method includes operating a cathode to operating a cathode to generate an electron beam, directing the electron beam from the cathode through a selectable shaped aperture in an accelerating electrode, and impinging the electron beam at a low angle on an anode surface to form a focal spot on the anode surface.