Development of the safety valve for cylinders of liquefied petroleum gas

This study introduced concept of safety valve about development of valve for LP gas cylinders. LP gas cylinders were used many countries because of convenience of use, but a lot of accidents are occurred. Specially, it is used by purpose to injure glossary or others and sometimes used to a demonstration tool. It is making mandatory to use cutoff valve to reduce such accident in government of the Korea, but it is real condition that product development is not following. In this study, introduce concept of safety valve that introduce more original safety concept than cutoff valve. This was developed by method that insert module to existent valve and flowing of gas is controlled in state that hose or regulator disconnects to valve. Also, flowing of gas is intercepted immediately if hose is cut or occurrence of overuse is produced even if it is using normally.