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. 02, 2002
Filed:
Jan. 06, 2000
Applicant:
Inventors:
Gard E. Meddaugh, Mountain View, CA (US);
Gregory Kalkanis, Cupertino, CA (US);
Assignee:
Varian Medical Systems, Inc., Palo Alto, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 2/510 ;
U.S. Cl.
CPC ...
H01J 2/510 ;
Abstract
A standing wave particle beam accelerator in which the electric fields in one side coupling cavity are switched by inserting two probes of selected diameter to provide different upstream and downstream electric field coupling to adjacent coupled accelerator cavities.