| 摘要 |
<p>A granulated fuel burner assembly 1 comprises an enclosed air chamber 40, a brazier for receiving a fuel such as wood pellets, a grate (fig 6, 31), an ash pan 35 and a fuel ignition means, the brazier comprises a movable flame tube 20, movable from a position in contact with the grate to a position outside of the air chamber to enable removal of ash and debris. Optionally the movable flame tube is in a frame consisting of two side walls (fig 5, 23), an end wall (fig 5, 26), and a top plate (fig 5, 22) to which the tube is attached, the tube tapering inwardly above the grate. There may be a fixed flame tube 4, in a second air chamber 41, which tapers outwardly from the movable flame tube. There may be a scraper blade (fig 5, 27) attached to the exterior of the frames end wall, which pivots into a position to clear clinker when the frame is pulled out.</p> |
