Back to results
US 8,911,670 B2Granted
LED activated photocatalyst air filter
AssigneeHoneywell International Inc.
InventorsLi Wang, Xuanbin Liu
Life of this patent
Estimating the term…
Abstract
The present disclosure provides devices and methods for making a light emitting diode (LED) activated photocatalyst air filter. One or more embodiments include a filter material that includes a photocatalyst, and a frame that includes an array of a number of LEDs positioned on the frame to project a wavelength of light directed toward the filter material, wherein the array of LEDs is positioned a distance from the filter material.
Claims7
A light emitting diode (LED) activated photocatalyst air filter, comprising:
- a filter material that includes a photocatalyst;
- a frame that includes an array of a number of LED blocks positioned on the frame, wherein each of the number of LED blocks includes a plurality of LEDs arranged in a plurality of rows positioned a distance from the filter material, and wherein the plurality of LEDs project a wavelength of light directed toward the filter material;
- and
- a track configured to allow movement of at least one of the filter material and the frame such that the distance is adjustable.
1 more element
Dependencies are inferred from the claim text.