Illumination – Light source and modifier – With ventilating – cooling or heat insulating means
Reexamination Certificate
2007-08-21
2007-08-21
Luebke, Renee (Department: 2875)
Illumination
Light source and modifier
With ventilating, cooling or heat insulating means
C362S373000, C362S264000, C362S547000
Reexamination Certificate
active
10998427
ABSTRACT:
A projector including a light source lamp including a light source, a reflector, and a flange portion, a lamp case, and a cooling fan includes a heat radiating member for cooling the light source lamp, the heat radiating member includes a flange attaching portion, a fixing portion and a heat radiating fin portion, the heat radiating fin portion is formed by a shape memory alloy brought into close contact with an outer peripheral face of the light source lamp when temperature at a vicinity of the outer peripheral face becomes higher than predetermined temperature and separated from the outer peripheral face when the temperature at the vicinity of the outer peripheral face becomes lower than the predetermined temperature, and the heat radiating fin portion includes a fin portion and an opening portion.
REFERENCES:
patent: 5420769 (1995-05-01), Ahlgren et al.
patent: 6827470 (2004-12-01), Sagal et al.
patent: 2005/0122724 (2005-06-01), Hirata et al.
patent: 07159484 (1995-06-01), None
patent: 1995-335015 (1995-12-01), None
patent: 9-304834 (1997-11-01), None
patent: 2002-313119 (2002-10-01), None
Patent Abstracts of Japan, Publication No. 9-304834, Publication Date Nov. 28, 1997, 1 page.
Office Action dated Apr. 26, 2006 issued by the Japanese Patent Office in Japanese Patent Application No. 2002-397422, with English translation, 3 pages.
Dzierzynski Evan
Funai Electric Co. Ltd.
Luebke Renee
Osha & Liang LLP
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