Patent ID: 6010079
Filing Date: 2000-01-04
Classification: A01M,B05B,E01C,E01H

Abstract:
A mobile system for delivering a fluid to a fluid application area, said system comprising:a vehicle;an arm carried by said vehicle and movable between a retracted position and an extended position;a fluid delivery system carried by said vehicle, said fluid delivery system including at least one fluid delivery device coupled to said arm;means for maneuvering said arm between said retracted position and said extended position;sensor means for sensing the approach of an obstacle in the path of said arm; andcontrol means responsive to said sensor means for causing said arm maneuvering means to retract said arm towards the retracted position when said sensor means senses an approaching potentially interfering obstacle and for extending said arm towards the extended position when the relative positions of the arm and the obstacle are no longer potentially interfering, wherein said control means includes means for operating said arm maneuvering means for a fixed cycle time.