Device used for supplying medium e.g. water on region for cooling rolled stock in rolling mill, has switching unit that is divided into two main portions for switching between fluid disconnection and fluid connection of main portions

摘要

The device (1) comprises a medium supply unit (3) having holes (32) for supplying the medium from a main volume region (30) of the medium supply. A switching unit (5) is divided into two main portions (A1,A2) for switching between a fluid disconnection and a fluid connection of two main portions. The switching unit is formed by two relative movable diaphragms connected to each other. An independent claim is included for method for supplying medium on region in rolling mill.