| 摘要 |
<p>A solar collector for use as or on the window frames of a building. In one application, the main window frame is a hollow channel open on the side facing away from the wall of the building and covered, for example, with glass or another transparent cover. Inside the channel are located passages or conduits through which a heat transfer medium, for example water, may be circulated to transfer heat from the channel. The solar collector according to the invention may also be attached subsequently to already existing window frames as well as to existing window sub-frames. The solar collector according to the invention may be so constructed as to blend with the architectural appearance of the building without detriment thereto.</p> |
