Patent ID: 7389953

Claim:
Spraying head for a granulating installation, comprising a slotted nozzle, in which a nozzle channel having an oblong cross-section of flow is limited downwards by a floor surface, upwards by a top surface and laterally by a side face each, an oblong flow control body in said nozzle channel extending axially between said two side faces to limit the height of a nozzle slot, and said control body being pivoted about a longitudinal axis to adjust the height of this nozzle slot; wherein said control body is a cylindrical body having an oval cross-section and a central axis, which is approximately centrically disposed between said floor surface and said top surface and pivoted about its central axis, such that underneath as well as above said control body a nozzle slot is formed, the height of which can be adjusted by pivoting said control body about its central axis.