Title:
【発明の名称】電子銃におけるカソードの取り付け
Document Type and Number:
Japanese Patent JP2003529192
Kind Code:
A
Abstract:
Apparatus and method for mounting a field emission device having emitters and an extraction grid in an electron gun are provided. The apparatus may be adapted from parts of a conventional electron gun that uses a thermionic emitter. Electrical connection to the grid is provided by bumps that are spring-loaded against a conducting surface, such as the second grid of a conventional electron gun.
Inventors:
Crowba, Anthony A.
Schuler, Randolph Dee.
Del Gutsi, David A.
Patterson, Donald E.
Jamison, Casey Dee.
Color, Kent Earl.
Schuler, Randolph Dee.
Del Gutsi, David A.
Patterson, Donald E.
Jamison, Casey Dee.
Color, Kent Earl.
Application Number:
JP2001571440A
Publication Date:
September 30, 2003
Filing Date:
March 12, 2001
Export Citation:
Assignee:
Extreme Devices, Inc.
International Classes:
H01J3/02; H01J9/18; H01J29/04; H01J29/48; (IPC1-7): H01J29/04; H01J9/18; H01J29/48
Attorney, Agent or Firm:
Shusaku Yamamoto (2 outside)