JP4754539B2 - 管路部材 - Google Patents
管路部材 Download PDFInfo
- Publication number
- JP4754539B2 JP4754539B2 JP2007260739A JP2007260739A JP4754539B2 JP 4754539 B2 JP4754539 B2 JP 4754539B2 JP 2007260739 A JP2007260739 A JP 2007260739A JP 2007260739 A JP2007260739 A JP 2007260739A JP 4754539 B2 JP4754539 B2 JP 4754539B2
- Authority
- JP
- Japan
- Prior art keywords
- protective material
- ribbed
- pipe
- outlet
- crushed stone
- 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.)
- Expired - Fee Related
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- Sewage (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Description
第2の発明は、第1の発明に従属し、保護材は、スキン層および発泡層の2層を含み、スキン層の内側に発泡層が配置するように装着される。
12 …マンホール本体
14 …リブ付流入部
16 …リブ付流出部
18 …保護材
32,48 …リブ付管
58 …砕石
70 …自在継手本体
100 …この発明に係る管路部材
Claims (2)
- リブ付部分とリブなし部分とを有し、砕石で埋め戻される、かつ前記リブなし部分の内で少なくとも前記砕石と接触し鉛直方向の荷重が加わる部分に保護材を装着した、管路部材であって、
流入口および流出口を含み、かつ複数の部材が接続されて回動可能な構造を有するリブなし本体、
前記流出口に接続されるリブ付流出部、および
前記流入口に接続されるリブ付流入部を備え、
前記保護材は、別体である第1保護材および第2保護材を含み、前記リブなし本体の回動可能な部分において前記第1保護材の端部と前記第2保護材の端部とを重ね合わせた状態で前記リブなし本体に装着されることによって、前記リブなし本体の回動可能な状態を保持する、管路部材。 - 前記保護材は、スキン層および発泡層の2層を含み、前記スキン層の内側に前記発泡層が配置するように装着される、請求項1記載の管路部材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007260739A JP4754539B2 (ja) | 2007-10-04 | 2007-10-04 | 管路部材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007260739A JP4754539B2 (ja) | 2007-10-04 | 2007-10-04 | 管路部材 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001216432A Division JP4082557B2 (ja) | 2001-07-17 | 2001-07-17 | 管路部材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008069976A JP2008069976A (ja) | 2008-03-27 |
JP4754539B2 true JP4754539B2 (ja) | 2011-08-24 |
Family
ID=39291714
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007260739A Expired - Fee Related JP4754539B2 (ja) | 2007-10-04 | 2007-10-04 | 管路部材 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4754539B2 (ja) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6353384A (ja) * | 1986-08-23 | 1988-03-07 | アロン化成株式会社 | 埋設硬質塩化ビニル管の割れ防止法 |
JP3317752B2 (ja) * | 1993-08-27 | 2002-08-26 | 積水化学工業株式会社 | 排水枡 |
-
2007
- 2007-10-04 JP JP2007260739A patent/JP4754539B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2008069976A (ja) | 2008-03-27 |
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