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:
Nov. 01, 1983
Filed:
Nov. 26, 1980
Applicant:
Inventors:
Assignee:
Nippon Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
315-552 ; 315-539 ; 315-538 ; 315-551 ;
Abstract
A multicavity klystron includes a plurality of drift tubes for passage therethrough of a beam of electrons from an electron gun toward an electron collector via a plurality of cavity resonators arranged successively between the electron gun and the collector. One of the drift tubes which is located next to the collector has an inside diameter which is smaller than that of the other drift tubes.