| 摘要 |
A line marking apparatus comprises a nozzle for dispensing line marking material, a first pump for supplying line marking material from a source to the nozzle, and a nozzle flushing arrangement. The nozzle flushing arrangement comprises a reservoir for a flushing fluid, and means selected from a syringe assembly and a second pump for conveying flushing fluid from the reservoir and for delivering the fluid under pressure to the nozzle. |
