| 摘要 |
<p>The suspended sun roof gives protection against sun, wind, and rain and has a wide variety of other uses apart from sun shade, such as car roof, kite, garden canopy. The unit is self-buoyant and needs only to be anchored to the ground. Pref. a non inflammable gas is sealed into individual sections of sheeting to give it buoyancy . The roof can be rolled up and packed into a holder with weighting elements for transport. Rain damage holes or perforations can be provided at set distances across the roof. The roof consists of a backing sheet with welded seams forming chambers filled with a gas, e.g. helium and with end fixing eyelets.</p> |
