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1. (WO2018203067) SPRAY APPARATUS

Pub. No.:    WO/2018/203067    International Application No.:    PCT/GB2018/051185
Publication Date: Fri Nov 09 00:59:59 CET 2018 International Filing Date: Fri May 04 01:59:59 CEST 2018
IPC: A01M 7/00
Applicants: HOUSEHAM SPRAYERS LIMITED
Inventors: KNEEN, Andrew
Title: SPRAY APPARATUS
Abstract:
The present invention provides an agricultural sprayer comprising: a tank for holding a liquid; a plurality of nozzles arranged along a spray boom and fluidly connected to the tank; a pump for transferring the liquid from the tank to the nozzles; a control valve for controlling the pressure of the liquid being transferred from the tank to the nozzles by the pump; means for determining a baseline parameter of the control valve; and a controller for controlling the parameter of the control valve dynamically relative to the baseline in response to change of one or more variables.