|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||239/163 ; 239/165 ; 239/587|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 12 인용 특허 : 0|
A roadside spray apparatus primarily adapted for the precision application of chemical herbicides is mounted by means of a frame support on the front bumper of a vehicle and is monitored by the driver of the vehicle using one hand to operate electrical switches connected to solenoid valves controlling the spray through nozzles mounted on a spray boom, which boom can be adjusted laterally and can be pivoted from one side of the vehicle to the other, with the nozzles attached to coil springs on the spray boom, and with an adjustable mirror and adjustable g...
A spray apparatus for roadside spraying from a moving vehicle; comprising: a boom arm for pivotally mounting on the front of the vehicle to transversely position one end of the boom arm at either side of the vehicle; an outer spraying means pivotally mounted at the outer end of the boom arm about a generally vertical pivot pin for pivoting of the outer spraying means in either direction upon engaging an obstacle; means to normally maintain the outer spraying means in a central position and to return said outer spraying means to the central position after...