| 摘要 |
<p>A device 100 is provided for plugging a hole (200, Fig 2) in a membrane 202. The device comprises a body 104, including a chamber 112 for storing compressed gas, an inflatable bladder 106 connected to the body and a conduit 116, via which compressed gas can flow from the chamber into the inflatable bladder. The device also comprises a control means 108 and 114 for controlling the flow of compressed gas from the chamber into the bladder. The bladder is arranged to be inserted at least partially through the hole in the membrane in a non-inflated state and at least partially inflated after it has been inserted therein.</p> |
