| 摘要 |
<p>An infrared radiation lamp that includes an electrically heated filament and a reflector. The invention is characterised in that the filament (1) is comprised of a high temperature element that is wound to a helical configuration (2), such that the helix will be free-standing at operating temperatures; and in that the helix (2) is placed in an open reflector (3) made of ceramic material.</p> |
