Title:
CATHODE RAY TUBE AND DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2006331811
Kind Code:
A
Abstract:
To prevent a pair of leg parts of a heater from resonating simultaneously and contacting each other when vibration is applied from outside in a cathode ray tube mounting a hot cathode.
The pair of leg parts 3 of the heater 1 are welded to a pair of supporting bodies 4 through welded parts 7, respectively. Natural oscillation frequency of a part 3a from a tip end to the welded part 7 of each of the pair of leg parts 3 mutually differs.
Inventors:
FUJII KOJI
Application Number:
JP2005152854A
Publication Date:
December 07, 2006
Filing Date:
May 25, 2005
Export Citation:
Assignee:
MATSUSHITA TOSHIBA PICTURE
International Classes:
H01J29/04
Attorney, Agent or Firm:
Ikeuchi, Sato & Partners
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