Title:
灌水方法
Document Type and Number:
Japanese Patent JP4233842
Kind Code:
B2
Abstract:
The present invention provides a pipe for irrigation enabling uniformly sprinkling water to a wider area and having water spray holes enabling securing at low water spray height proper irrigation strength in a place near the tube for irrigation, and to provide a method for producing the pipe for irrigation. The water spray body 1 has a plurality of water spray holes 10. The water spray holes 10 are each composed of water spray holes 10A and 10B adjacent to each other. The water spray holes 10A and 10B adjacent to each other are formed so that the centerlines LA and LB intersect on a side from which water is flown in the air by water pressure P.
Inventors:
Makoto Hoshika
Taichi Murakami
Masaya Takahashi
Taichi Murakami
Masaya Takahashi
Application Number:
JP2002316820A
Publication Date:
March 04, 2009
Filing Date:
October 30, 2002
Export Citation:
Assignee:
Sumika Agricultural Materials Co., Ltd.
International Classes:
A01G25/02; A01G9/24; A01G27/00; B05B1/02; B05B1/20; B05B1/26; F16L9/02; F16L9/12; F16L11/04; F16L11/12
Domestic Patent References:
| JP2883046B2 | ||||
| JP2000176319A | ||||
| JP61178853U | ||||
| JP60156954U | ||||
| JP47009620Y1 |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office
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