JPS64671U - - Google Patents
Info
- Publication number
- JPS64671U JPS64671U JP9182387U JP9182387U JPS64671U JP S64671 U JPS64671 U JP S64671U JP 9182387 U JP9182387 U JP 9182387U JP 9182387 U JP9182387 U JP 9182387U JP S64671 U JPS64671 U JP S64671U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- axial direction
- side edge
- utility
- shaped cross
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Sink And Installation For Waste Water (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Description
第1図はこの考案の実施例の断面図、第2図は
実施例の製造方法の説明図である。
FIG. 1 is a sectional view of an embodiment of this invention, and FIG. 2 is an explanatory diagram of a manufacturing method of the embodiment.
Claims (1)
た突条が、管軸方向へ連続してらせん状に突設さ
れて成ることを特徴とする排水管。 1. A drainage pipe characterized in that a protruding strip having a T-shaped cross section at the center side edge of the pipe is provided on the inner surface of the pipe in a continuous spiral manner in the axial direction of the pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9182387U JPS64671U (en) | 1987-06-15 | 1987-06-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9182387U JPS64671U (en) | 1987-06-15 | 1987-06-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS64671U true JPS64671U (en) | 1989-01-05 |
Family
ID=30952956
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9182387U Pending JPS64671U (en) | 1987-06-15 | 1987-06-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS64671U (en) |
-
1987
- 1987-06-15 JP JP9182387U patent/JPS64671U/ja active Pending
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