The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2010
Filed:
May. 19, 2006
Ju Youn Lee, Seoul, KR;
Kyung Hwan Kim, Uiwang-si, KR;
Ho Jung Kim, Incheon, KR;
Kwan Ho Yum, Seoul, KR;
Ho Seon Choi, Seoul, KR;
Ju Youn Lee, Seoul, KR;
Kyung Hwan Kim, Uiwang-si, KR;
Ho Jung Kim, Incheon, KR;
Kwan ho Yum, Seoul, KR;
Ho Seon Choi, Seoul, KR;
LG Electronics Inc., Seoul, KR;
Abstract
A ventilation/illumination duct is disclosed which can not only ventilate an indoor space, but also can illuminate the indoor space. A ventilation/illumination system using the ventilation/illumination duct, and a control method for the ventilation/illumination system are also disclosed. The ventilation/illumination system includes a ventilation device for blowing air, a light supplying device for supplying light, a ventilation/illumination duct for not only guiding the air blown by the ventilation device, to ventilate an indoor space, but also totally reflecting the light, to illuminate an indoor space, and a cleaner arranged in the ventilation/illumination duct.