Patent ID: 8833680
Filing Date: 2014-09-16
Classification: A01C,B05B

Abstract:
1. For use with a nozzle of an agricultural sprayer that dispenses a fluid from a fluid source onto an application surface, the improvement comprising: a thermal flow sensor disposed within the nozzle at a location upstream of an outlet orifice of the nozzle and substantially within a fluid flow path defined by and within the nozzle, the thermal flow sensor: a heating element disposed between the upstream and downstream flow sensor elements for heating the fluid flowing therepast; an alert remote from and communicatively linked with the thermal flow sensor, and configured to convey a status of the thermal flow sensor as fluid is being dispensed from the outlet orifice; and wherein the alert provides an indication notifying an operator that the flow through the nozzle is obstructed in response to the output signal varying from a threshold.