| 摘要 |
The heating device has a metal housing (1) which is covered by a cover (2), and a heating element arranged in an interior portion of the metal casing. The heating element has contact surfaces electrically contacted with one of the contact surfaces of the cover. A contact plate (4) electrically contacts the one of the contact surfaces of heating element. The contact plate has a sheath (5) which comprises recess for receiving the heating element against the contact plate. The sheath comprises an annular sealing element which surrounds the recess and the heating element. |
