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:
Dec. 16, 2003
Filed:
Apr. 23, 2001
Applicant:
Inventors:
Holger Schult, Montoursville, PA (US);
John Cipolla, Trout Run, PA (US);
Assignee:
L-3 Communications Corporation, San Carlos, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 2/365 ;
U.S. Cl.
CPC ...
H01J 2/365 ;
Abstract
The invention relates to linear beam amplification devices having an electron emitting cathode and an RF modulated grid closely spaced therefrom, and more particularly, to a novel support structure for the grid that accommodates thermal expansion while maintaining an optimum grid-to-cathode spacing.