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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||239/183 ; 239/184|
|발명자 / 주소|
|인용정보||피인용 횟수 : 8 인용 특허 : 1|
The self-propelled irrigation apparatus of the invention has a self-propelled trolley means mounted on water-carrying pipe means disposed in an area to be irrigated. Valve means actuated by depressable levers are disposed in spaced-apart relationship along the upper side of the pipe means. Valve-actuating means mounted on wheels within the trolley means more along with the trolley to lower over each valve means to depress the actuating lever and open the valve means. Water flows from the pipe means through the valve actuating means to a receptacle means....
A self-propelled irrigation apparatus comprising in combination: elongate pipe means extending along an area to be irrigated and being connected to a source of pressurized water; a plurality of spaced-apart normally closed valve means disposed along the upper side of said pipe means, each of said valve means having lever means for being depressed to open gate means in said valve means to permit the flow of water through the valve means; self-propelled trolley means for moving along said pipe means; valve-actuating means mounted on said trolley means for ...