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Patent Searching and Data


Title:
SUBIRRIGATION SYSTEM AND WATER-SUPPLY PIPE USED THEREFOR
Document Type and Number:
Japanese Patent JP2012254028
Kind Code:
A
Abstract:

To suitably apply a subirrigation system even to a slope ground without using a special water-delivery facility such as a pump.

The subirrigation system 10 includes a water-supply pipe 12 buried in a cultivated land (100), and supplies water to the soil through the water-supply pipe 12. A plurality of grooves 20 axially aligned at intervals are formed on the inner surface side of the water-supply pipe 12, and each groove 20 includes a plurality of holes 26 disposed circumferentially at predetermined intervals. In irrigation, the water supplied from a water source (16) into the water-supply pipe 12 is divided to each groove 20 and gradually supplied to the soil through each hole 26.


Inventors:
HIRAO KAZUHIRO
YAMAGUCHI HIDEMI
BAI HIDEKI
Application Number:
JP2011127822A
Publication Date:
December 27, 2012
Filing Date:
June 08, 2011
Export Citation:
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Assignee:
KUBOTA-CI CO
International Classes:
A01G25/02
Domestic Patent References:
JPS499148Y11974-03-04
JPH07170866A1995-07-11
JPS4837717Y11973-11-09
JPS5386343A1978-07-29
JPH0532A1993-01-08
JPS492926Y11974-01-24
JPS6336715A1988-02-17
JPS499148Y11974-03-04
JPH07170866A1995-07-11
JPS4837717Y11973-11-09
JPS5386343A1978-07-29
Foreign References:
US5752784A1998-05-19
US20080017729A12008-01-24
US5752784A1998-05-19
US20080017729A12008-01-24
Attorney, Agent or Firm:
Yoshito Yamada