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.

Date of Patent:
Jul. 02, 2013

Filed:

Nov. 13, 2009
Applicants:

Yun Zou, Clifton Park, NY (US);

Vance Scott Robinson, Niskayuna, NY (US);

Louis Paul Inzinna, Scotia, NY (US);

Kenneth Roger Conway, Clifton Park, NY (US);

Sergio Lemaitre, Whitefish Bay, WI (US);

Mark Alan Frontera, Ballston Lake, NY (US);

Xi Zhang, Ballston Lake, NY (US);

Vasile Bogdan Neculaes, Niskayuna, NY (US);

Inventors:

Yun Zou, Clifton Park, NY (US);

Vance Scott Robinson, Niskayuna, NY (US);

Louis Paul Inzinna, Scotia, NY (US);

Kenneth Roger Conway, Clifton Park, NY (US);

Sergio Lemaitre, Whitefish Bay, WI (US);

Mark Alan Frontera, Ballston Lake, NY (US);

Xi Zhang, Ballston Lake, NY (US);

Vasile Bogdan Neculaes, Niskayuna, NY (US);

Assignee:

General Electric Company, Niskayuna, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 35/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An indirectly heated cathode assembly is presented. The indirectly heated cathode assembly includes at least one electron source for generating a first electron beam, an emitter for producing a second electron beam when heated by the first electron beam and a focusing electrode for controlling, and directing the first electron beam towards the emitter.


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