| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heat insulating structure of a gas filling body, for thermally insulating the gas filling body without lowering the heat insulation properties of a vacuum heat insulating structure. <P>SOLUTION: A heat insulating body 3 having a vacuum double structure is arranged on the outer side of the gas filling body 1 where hydrogen 2 is sealed in its inside, and a vent layer 4 is arranged between the heat insulating body 3 and the gas filling body 1. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
