Leisure and rescue device for ships consists of fabric-reinforced plastic or plastic-rubber mixture becoming buoyant body in form of conical-ended cylinder when inflated

摘要

The mobile leisure and rescue device for ships is made of fabric-reinforced plastic or plastic-rubber mixture. After filling with air or with a gas mixture, in takes on the form of a conical-ended cylinder in its inflated state. It can be laid as a patch inside the hull if the hull plating is breached and then inflated to increase the buoyancy.