| 摘要 |
<p>The burner (10) is mounted over a hearth plate (20) and fed with gas through an injector (40) fixed to a support (50). The support is fitted from beneath the heart plate and held in place by a nut (60) fitted above it. The nut has a first face (63) which fits against the top of the hearth plate in the assembled position, and a second face (62) which fits against the support, with hard (80) and supple (90) insulating washers between.</p> |
