发明名称 |
SPHERE FLOAT TYPE VALVE FOR AUTOMATIC WATER LEVEL CONTROL OF PADDY FIELD |
摘要 |
PROBLEM TO BE SOLVED: To provide both a sphere float type valve for automatic water level control of paddy field and a suspension of a storage bag for a dissolved fertilizer with which irrigation water left in a wetland rice culture is controlled and toil of carrying and scattering a heavy fertilizer in a muddy rice field. SOLUTION: This sphere float type valve for automatic water level control of paddy field comprises only using buoyancy of sphere 1 of natural energy. This suspension of a storage bag for a dissolved fertilizer has a constitution that a suspension plate 6 having a cut 61 is nailed on the tops of two piles 5 as shown by the figure.
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申请公布号 |
JP2002315455(A) |
申请公布日期 |
2002.10.29 |
申请号 |
JP20010173198 |
申请日期 |
2001.04.23 |
申请人 |
MATSUMOTO TOSHIO |
发明人 |
UMENO MASAAKI |
分类号 |
A01G25/00;C05G5/00;E02B13/02;(IPC1-7):A01G25/00 |
主分类号 |
A01G25/00 |
代理机构 |
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主权项 |
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