| 摘要 |
The invention relates to a device for controlling a crust breaker air cylinder (1), said device including a distributor (9) and a valve (11), the cylinder (1) being vertically arranged above the surface (M) of a molten metal, the shaft (2) of the cylinder (1) being provided with a wedge (6) that is arranged opposite the surface (M) of the metal, the device including a means (8) for mechanically locking the shaft (2, 3, 7) of the cylinder (1). |
