Title:
LIGHT SOURCE DEVICE AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2002/075207
Kind Code:
A1
Abstract:
A light source device, comprising an electric discharge tube (24), a reflector (26) for reflecting light radiated from the electric discharge tube (24) and a support member (25) for supporting the electric discharge tube (24) on the reflector (26), wherein the support member (25) or the electric discharge tube (24) formed in a heat insulating structure so as to prevent the temperature of the electric discharge tube (24) from being lowered near the electrodes, whereby the service life of the electric discharge tube can be extended.
Inventors:
SOTOKAWA AKIO (JP)
HACHISUKA SEIJI (JP)
HACHISUKA SEIJI (JP)
Application Number:
PCT/JP2002/002622
Publication Date:
September 26, 2002
Filing Date:
March 19, 2002
Export Citation:
Assignee:
FUJITSU LTD (JP)
SOTOKAWA AKIO (JP)
HACHISUKA SEIJI (JP)
SOTOKAWA AKIO (JP)
HACHISUKA SEIJI (JP)
International Classes:
F21S2/00; F21V7/00; F21V8/00; F21V29/15; F21V29/505; H01J61/52; H01J61/72; F21V19/00; F21Y101/00; G02F1/13357; (IPC1-7): F21V19/00; F21V8/00; F21Y103/00; G09F9/00; G02F1/3357
Foreign References:
| JPH0855608A | 1996-02-27 | |||
| JP2000123788A | 2000-04-28 | |||
| JPH1184381A | 1999-03-26 | |||
| JPH07288019A | 1995-10-31 |
Other References:
See also references of EP 1371899A4
Attorney, Agent or Firm:
Ishida, Takashi (ISHIDA & ASSOCIATES Toranomon 37 Mori
Bldg. 5-, Toranomon 3-chome Minato-ku Tokyo, JP)
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