JP2007016429A - マンホール筒状体 - Google Patents
マンホール筒状体 Download PDFInfo
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- JP2007016429A JP2007016429A JP2005197288A JP2005197288A JP2007016429A JP 2007016429 A JP2007016429 A JP 2007016429A JP 2005197288 A JP2005197288 A JP 2005197288A JP 2005197288 A JP2005197288 A JP 2005197288A JP 2007016429 A JP2007016429 A JP 2007016429A
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- cylindrical body
- manhole
- uppermost
- hole
- worker
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
【解決手段】 本発明のマンホール筒状体2の最上段の筒状体3の上端には、作業者の出入りに使用する第1孔部4と、保守点検用機材の搬出入に使用する第2孔部5とが形成されることにより作業者がマンホール内を昇降するのに十分なスペースを確保することができる。
【選択図】 図1
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孔部を設け、
前記最上段の筒状体の側面または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孔部を設けた
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 true JP2007016429A (ja) | 2007-01-25 |
JP2007016429A5 JP2007016429A5 (ja) | 2008-07-03 |
JP4551829B2 JP4551829B2 (ja) | 2010-09-29 |
Family
ID=37753825
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005197288A Active JP4551829B2 (ja) | 2005-07-06 | 2005-07-06 | マンホール筒状体 |
Country Status (1)
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JP (1) | JP4551829B2 (ja) |
Cited By (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 |
US10133547B2 (en) | 2015-09-16 | 2018-11-20 | Interdigital Ce Patent Holdings | Method and device for synthesizing a sound |
Citations (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
Patent Citations (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 |
Cited By (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 |
US10133547B2 (en) | 2015-09-16 | 2018-11-20 | Interdigital Ce Patent Holdings | Method and device for synthesizing a sound |
Also Published As
Publication number | Publication date |
---|---|
JP4551829B2 (ja) | 2010-09-29 |
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