| 摘要 |
<p>1. Thermal insulation (1) with a double-walled housing (2) which is formed by the housing walls (2A, 2I) which form a space (4) which is filled with insulating material (5) and is evacuated and in which arrangement bushings (10) are provided between the internal space (6) of the housing (2) and its outside area and in which the housing is provided with a closure (9V), characterized in that the housing (2) is free of bushings (10) in the closing area (9V) and in that each boundary wall (13) of each bushing is elongated compared with the distance between the housing walls (2A, 2I) and is connected in a vacuum-tight manner to the housing walls (2A, 2I).</p> |
