|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||239/167 ; 239/159 ; 239/165 ; 239/166 ; 239/168|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 44 인용 특허 : 2|
A sprayer attachment is designed for mounting upon a swather tractor and includes a central frame with a tank which can be carried upon the front arms of the swather tractor. Two masts each carry a respective one of a pair of booms, each for extending outwardly to a respective side of the tractor for movement with the tractor in a spraying action. Each boom includes an inner section, an outer section and a tip portion. In the folding action the outer section and tip portion are folded about a horizontal axis so as to move to a position overlying the inne...
[ I claim:] [1.] A material spreader attachment for mounting on a tractor, wherein the tractor comprises a tractor frame, a plurality of ground wheels mounted on the frame for movement of the frame across the ground including a pair of front wheels spaced apart at a front of the frame, a cab located on the frame adjacent the front of the frame, and a pair of transversely spaced implement support arms mounted on the frame at the front of the frame so as to support an implement at the front of the frame;the spreader attachment comprising:a spreader frame a...