Floating net to prevent breaking through thin ice has mesh size of ten by ten centimetres to hold a person where net has floats to suspend in water and spaced weights at predetermined intervals

摘要

The life preserver to prevent a user breaking through thin ice uses a floating net (6) with a mesh size sufficient to hold a person. The net can be of plastic and ca have spaced weights at predetermined intervals. The net can also have floats to suspend it in the water. The net mesh size can be ten by ten centimetres.