| 摘要 |
The device is for the fixture of lighter-than-air units, avalanche protections, pipe-lines and other very light installations. The device comprises a tube (18) which is inflatable, with flexible walls (14,16) of the balloon type, the fluid used for inflation being enclosed between the walls. - Lines or a net (15) encase the device and are tensioned when inflation occurs. Such lines or net are firmly attached to the ground.(6) |
