| 摘要 |
<p>A heating apparatus comprises a heating element, an inner shell for supporting the heating element, an outer shell disposed along the outer boundary of the inner shell, a cooling medium passage for conveying a cooling medium between the inner shell and the outer shell, a first opening provided in the inner shell, a second opening provided in the outer shell, and a partition arranged to extend from the first opening to the second opening for developing at least a space separated from the cooling medium passage and between the inner shell and the outer shell. The heating apparatus further comprises an insulator for shutting up a gap provided between the partition and the second opening.</p> |
