| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an insulation panel enabling to suppress the conduction of temperature on the panel surface to the underside to the minimum and provide the lightness and the rigidity of the panel itself. SOLUTION: This insulation panel is characterized by providing a hollow panel body (2) containing a pair of panels (3) arranged for opposing at regular intervals, a braid (4) connecting the pair of panels (3) on its margin, a spacer (7) arranged in the panel body (2) and an air extraction means (5) contained on arbitrary positions of the panel body (2) to create a vacuum state in the panel body (2).</p> |
