| 摘要 |
PURPOSE:To prevent a gas bomb from bursting or flying by preparing prearranged crackable point at a side brim of the bottom of a concave formed on a top face of a gas bomb sealer plate. CONSTITUTION:Prearranged crackable point 7 is prepared at a side brim of the bottom of a concave 6 on a top face 1 of a gas bomb sealer plate. With this device, a crack will be made at this prearranged point 7 at time of excessively high inner pressure. The gas contained in the bomb ''b'' will be gradually discharged through this crack giving moment on the bomb ''b'' to rotate thus enabling it be protected from the danger of bursting and flying. |
