| 摘要 |
<p>The method involves providing a gas bag (10), with a fixed end and a free end, and the gas bag outspreads. The section (22) of the gas bag is rolled up from the free end vertically to a longitudinal direction. The rolled section (22) is folded parallel to the longitudinal direction. Another section (24) of the gas bag which is unfolded is folded in a spiral form. An independent claim is also included for the gas bag.</p> |
