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. 30, 2008
Filed:
Jul. 10, 2006
Applicants:
Carlo Salvesen, Massing, DE;
Ralf Degenhardt, Landsham, DE;
Inventors:
Carlo Salvesen, Massing, DE;
Ralf Degenhardt, Landsham, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric-magnetic field-generating element and a multipole element comprising a plurality of these field-generating elements providing for a stable charged particle beam are described. For some embodiments, the electric-magnetic field-generating element includes a pole piece, a yoke to which the pole piece is attached, at least one coil, a vacuum-tight container accommodating the coil(s), and a holder adapted to hold the vacuum-tight container such that the vacuum-tight container is spaced from the pole piece and the yoke.