摘要 |
<p>The invention concerns a tunnel furnace (10) open at its two ends, comprising means for conveying objects (11), and heating means (20) arranged along its two side walls (15) between which the transported objects (50) pass, said heating means being produced in the form of infrared elements. The invention is characterised in that at least one of the infrared elements (20) is adjustable by being mounted pivoting about a vertical axis (22).</p> |