| 摘要 |
1. Glass bulb (B) for sprinklers, for fire extinguishing systems or other thermal release means with a thermally active shaft (1, 21, 31), which is cylindrically constructed and filled with expansion ; liquid (2, 22), one end (3, 23, 33) of the glass bulb (B) carrying a filling connection (7), characterized in that at its ends (3, 23, 33) and (4, 24, 34), glass bulb (B) has a greater wall thickness than the shaft (1, 21, 31) and that the diameter of at least the end (3, 23, 33) carrying the filling connection (7) is larger than that of the shaft (1, 21, 31). |
