Safety equipment and methods, diving qualification for underwater diving.

摘要

The invention relates to an underwater diving diver connected to regulate buoyancy. The object of the method is (11) The diving equipment includes at least one compressed air bottle (1);The valve device (2) connected to the compressed air cylinder (1) is an authorized report providing air through the compressed air cylinder. The first power supply (5) has an adjustable respirator (4) and the second power supply can cause expansion through a tool (7) diving vest (6). The diver who adjusts buoyancy.At the start of the dive with an inflatable vest, without the influence of air flow, adjust the fan (4) for a given__kappa Or period. The invention also relates to a safety device and a diving device.