|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||239/156; 239/159; 239/160; 239/164; 239/172|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 5|
A self-propelled and self-contained shrouded walking boom unit including a small tank and pump mounted on the unit. The unit also has a small transmission and DC drive which makes the unit self-propelled. The configuration is such that the operator walks in front of the spray applicator system with the spray being applied behind the operator. The operator steers the applicator and controls the spray from a handle attached to a single front steering wheel.
We claim: 1. A self-contained walking spray applicator comprising: a drive wheel, a motor driving said drive wheel, a handle, said handle mounted to a steering wheel such that rotation of the handle controls the direction of travel of the spray applicator, a battery powering said motor and a pump, a tank containing liquid, said pump pumping said liquid from said tank to a nozzle under a protective shroud, wherein said drive wheel drives said spray applicator such that said handle leads said nozzle and wherein said steering wheel is ahead of said drive w...