JP2002004315A5 - - Google Patents
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- Publication number
- JP2002004315A5 JP2002004315A5 JP2000183218A JP2000183218A JP2002004315A5 JP 2002004315 A5 JP2002004315 A5 JP 2002004315A5 JP 2000183218 A JP2000183218 A JP 2000183218A JP 2000183218 A JP2000183218 A JP 2000183218A JP 2002004315 A5 JP2002004315 A5 JP 2002004315A5
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- JP
- Japan
- 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.)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000183218A JP4516672B2 (ja) | 2000-06-19 | 2000-06-19 | マンホールの梯子兼用転落防止装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000183218A JP4516672B2 (ja) | 2000-06-19 | 2000-06-19 | マンホールの梯子兼用転落防止装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002004315A JP2002004315A (ja) | 2002-01-09 |
| JP2002004315A5 true JP2002004315A5 (es) | 2007-08-02 |
| JP4516672B2 JP4516672B2 (ja) | 2010-08-04 |
Family
ID=18683834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000183218A Expired - Fee Related JP4516672B2 (ja) | 2000-06-19 | 2000-06-19 | マンホールの梯子兼用転落防止装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4516672B2 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4763022B2 (ja) * | 2008-06-13 | 2011-08-31 | 長島鋳物株式会社 | 地下構造物用転落防止梯子 |
| CN102363966A (zh) * | 2011-11-07 | 2012-02-29 | 朱明龙 | 马路窨井盖防损支架 |
| JP5636547B1 (ja) * | 2014-07-13 | 2014-12-10 | 株式会社オージーエイ | マンホールの蓋を開けた時の落下防止装置兼補助梯子用中蓋 |
| KR101795712B1 (ko) * | 2016-03-31 | 2017-11-08 | 주식회사 세계주철 | 자립식 가이드를 갖는 슬라이딩 맨홀 커버 |
| KR102564278B1 (ko) * | 2023-01-12 | 2023-08-09 | (주)호남스마트코리아 | 안전사고 방지를 위한 맨홀용 안전커버 |
| CN117904997B (zh) * | 2024-03-20 | 2024-06-07 | 山西申欧信息工程有限公司 | 一种具有防护功能的智能预警装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6019153Y2 (ja) * | 1982-06-03 | 1985-06-10 | 長島鋳物株式会社 | マンホ−ル用補助梯子 |
| JPS616544U (ja) * | 1984-06-15 | 1986-01-16 | 日豊金属工業株式会社 | 鉄蓋用受枠 |
| JP2534913Y2 (ja) * | 1991-06-24 | 1997-05-07 | 日之出水道機器株式会社 | 地下構造物用梯子 |
| JP2549064Y2 (ja) * | 1991-07-10 | 1997-09-24 | 日之出水道機器株式会社 | 地下構造物用蓋の梯子兼用転落防止体 |
| JP3107373B2 (ja) * | 1997-10-03 | 2000-11-06 | 日之出水道機器株式会社 | 転落防止用梯子および転落防止用梯子を備えた地下構造物用蓋の受枠 |
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2000
- 2000-06-19 JP JP2000183218A patent/JP4516672B2/ja not_active Expired - Fee Related