| 摘要 |
<p>Band-shaped ventilation element has flexible strip (23) which exhibits several ventilation holes (5,6,29,34). The rear side of the flexible strip is permeable to air but provided with waterproof non-woven material (4) which is movable relative to the flexible strip and is connected with area. The ventilation holes are provided between a mid-section and the border areas (7,8) of the flexible strip. An independent claim is also included for the application for the band shaped ventilation element.</p> |
