JP4551829B2 - マンホール筒状体 - Google Patents
マンホール筒状体 Download PDFInfo
- Publication number
- JP4551829B2 JP4551829B2 JP2005197288A JP2005197288A JP4551829B2 JP 4551829 B2 JP4551829 B2 JP 4551829B2 JP 2005197288 A JP2005197288 A JP 2005197288A JP 2005197288 A JP2005197288 A JP 2005197288A JP 4551829 B2 JP4551829 B2 JP 4551829B2
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- cylindrical body
- hole
- uppermost
- hole portion
- 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.)
- Active
Links
- 238000012423 maintenance Methods 0.000 description 14
- 238000007689 inspection Methods 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 238000009423 ventilation Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000002341 toxic gas Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Sewage (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Description
このようにマンホール開口部102は、作業者の出入りや、各種保守点検用機材の搬入・搬出に利用されている(例えば特許文献1参照。)。
2 マンホール筒状体
3、3A、3B 筒状体
4 第1孔部
5 第2孔部
6 インサートナット
7 ステップ
Claims (2)
- 複数の筒状体単体を複数段に積み重ねて地下に埋設されるマンホール筒状体において、
前記マンホール筒状体の最上段の筒状体には、作業者出入用の第1孔部と、機材搬出入用の第2孔部とが設けられ、
前記第1孔部と前記第2孔部は、最上段の筒状体内の空間部で連通している
ことを特徴とするマンホール筒状体。 - 複数の筒状体単体を複数段に積み重ねて地下に埋設されるマンホール筒状体において、
前記マンホール筒状体の最上段の筒状体に作業者出入用の第1孔部が設けられ、
前記最上段の筒状体以外の何れかの筒状体の側面から上方に延出させて機材搬出入用の第2孔部が設けられ、
前記第1孔部と前記第2孔部は、筒状体内の空間部で連通している
ことを特徴とするマンホール筒状体。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005197288A JP4551829B2 (ja) | 2005-07-06 | 2005-07-06 | マンホール筒状体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005197288A JP4551829B2 (ja) | 2005-07-06 | 2005-07-06 | マンホール筒状体 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2007016429A JP2007016429A (ja) | 2007-01-25 |
JP2007016429A5 JP2007016429A5 (ja) | 2008-07-03 |
JP4551829B2 true JP4551829B2 (ja) | 2010-09-29 |
Family
ID=37753825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005197288A Active JP4551829B2 (ja) | 2005-07-06 | 2005-07-06 | マンホール筒状体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4551829B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101061859B1 (ko) | 2010-09-06 | 2011-09-02 | 주식회사 세원엔테크 | 지하 매립형 워크-인 타입의 변전실 |
EP3144802A1 (en) | 2015-09-16 | 2017-03-22 | Thomson Licensing | Method and device for synthesizing a sound |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6410552U (ja) * | 1987-07-10 | 1989-01-20 | ||
JPH10237887A (ja) * | 1997-02-24 | 1998-09-08 | Haneda Hume Pipe Co Ltd | 多機能マンホール |
JPH10325168A (ja) * | 1997-05-27 | 1998-12-08 | Haneda Hume Pipe Co Ltd | 多機能マンホール |
-
2005
- 2005-07-06 JP JP2005197288A patent/JP4551829B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2007016429A (ja) | 2007-01-25 |
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