Odor neutralizing fluorescent sunlamp

Details Odor neutralizing fluorescent sunlamp Odor neutralizing fluorescent sunlamp

2007-08-13

2010-02-23

Ton, Toan (Department: 2889)

Electric lamp and discharge devices

With gas or vapor

Envelope with particular structure

Reexamination Certificate

active

07667407

ABSTRACT:
A fluorescent tanning lamp having a glass envelope has an ultra-violet light reflecting coating covering at least 180° of an inside surface of the envelope; and a phosphor layer covering substantially 360° of the inside surface of the envelope, including overlying the ultra-violet reflecting coating. An odor reducing photocatalytic material is provided on an outside surface of the envelope, the photocatalytic material being coextensive with the ultra-violet light reflecting material. A preferred material is anatase TiO2; i.e., the crystalline form.

REFERENCES:
patent: 3987331 (1976-10-01), Schreurs
patent: 5565685 (1996-10-01), Czako et al.
patent: 5801483 (1998-09-01), Watanabe et al.
patent: 6387844 (2002-05-01), Fujishima et al.
patent: 6984931 (2006-01-01), Dutta et al.
patent: 2004/0155570 (2004-08-01), Dutta et al.

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