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Title:
ELECTRON EMISSION ELEMENT, ELECTRON EMISSION DEVICE, ELECTROSTATIC CHARGING DEVICE, IMAGE FORMING DEVICE, SELF-LUMINESCENT ELECTRON BEAM HARDENING DEVICE, IMAGE DISPLAY DEVICE, BLOWER DEVICE, COOLING DEVICE, METHOD FOR PRODUCING ELECTRON EMISSION ELEMENT AND METHOD FOR REPAIRING ELECTRON EMISSION ELEMENT
Document Type and Number:
WIPO Patent Application WO/2012/093628
Kind Code:
A1
Abstract:
An electron emission element (1) includes an electrode substrate (2) and a thin-film electrode (3) and emits an electron from the thin-film electrode (3) by applying voltage between the electrode substrate (2) and the thin-film electrode (3). An electron acceleration layer (4) is provided between the electrode substrate (2) and the thin-film electrode (3). The thin-film electrode (3) includes a plurality of thin-film small electrodes (3a) arranged in lattice and thin-film small electrode connecting portions (9) connecting adjacent thin-film small electrodes (3a) longitudinally and laterally.

Inventors:
KANEKO, Toshihiro (())
金子 俊博 (())
Application Number:
JP2011/080355
Publication Date:
July 12, 2012
Filing Date:
December 28, 2011
Export Citation:
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Assignee:
SHARP KABUSHIKI KAISHA (22-22, Nagaike-cho Abeno-ku, Osaka-sh, Osaka 22, 〒5458522, JP)
シャープ株式会社 (〒22 大阪府大阪市阿倍野区長池町22番22号 Osaka, 〒5458522, JP)
KANEKO, Toshihiro (())
International Classes:
H01J1/312; B01J19/12; G02F1/13357; G03G15/02; G21K5/04; H01J9/02; H01J9/50; H01J29/04; H01J31/12; H01J63/06; H01L21/027
Domestic Patent References:
WO2005096335A1
Foreign References:
JP2009146891A
JP2006065172A
JP2003197087A
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (Daiwa Minamimorimachi Building, 2-6 Tenjinbashi 2-chome Kita,Kita-ku, Osaka-shi, Osaka 41, 〒5300041, JP)
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Claims: