Patent ID: 6860079
Filing Date: 2005-03-01
Classification: C09K,F24S,F28D,Y02B,Y02E,Y10S

Abstract:
1. A construction element to accumulate latent heat for buildings, comprising at least one first transparent pane and a second pane parallel to said first pane, which second pane contains a material that accumulates latent heat, wherein the material that accumulates latent heat is dyed or pigmented so that it absorbs light, at least in the infrared range of the solar spectrum, wherein one of the panes is coated with a Low-E coating and wherein means for deflecting light are arranged on one side of the first pane to deflect sunlight outward when the sun is at a high angle, and allow sunlight to pass through the first pane unhindered when the sun is at a low angle, wherein the means for deflecting light are prismatic elevations.