Patent ID: 8888404

Claim:
A spraying device for introducing a fluid into a working chamber of a construction machine for processing ground or road surfaces, comprising: at least one outlet nozzle configured to introduce the fluid into the working chamber; a line system configured to convey the fluid to the at least one outlet nozzle; a control unit configured to control a fluid supply to the outlet nozzle, wherein the control unit is configured in a manner that it controls a cleaning function of the at least one outlet nozzle in such a way that it triggers a fluid blast in intervals for cleaning the at least one outlet nozzle; and the control unit is further configured in a manner that it controls the cleaning function of the at least one outlet nozzle in such a way that it checks whether the at least one outlet nozzle is inactive, and triggers a fluid blast of the cleaning function only when the at least one outlet nozzle is inactive.