Telescopic spray bar for field spraying devices, has switching elements electrically or pneumatically activated by serial data bus system, where spray bar is formed as disk bar with drive protection device with partial segments

摘要

The spray bar has nozzles (6) separately formed by switching elements in a switched manner. The switching elements are electrically or pneumatically activated by a serial data bus system, and the spray bar is formed as a disk bar with a drive protection device (7). The drive protection device consists of partial segments, which are displaced together. A controller of a field spraying device activates or deactivates the nozzles by a switching program according to stored field data. A holder is provided with the nozzles.