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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0417037 (1982-09-13) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 6 인용 특허 : 4 |
A land irrigation system is illustrated in which an elongated sprinkler line continuously travels in a direction transverse to its length along the length dimension of a stationary water main and is continuously supplied with water from upstanding hydrants spaced along the length of the water main.
In the operation of a land irrigation system including an elongated water main having a plurality of outlet valves located in hydrants projecting from the water main at spaced points along its length and an elongated water sprinkling line extending laterally to and movable along the water main, a me
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