CN2707828Y - 防盗窨井盖 - Google Patents
防盗窨井盖 Download PDFInfo
- Publication number
- CN2707828Y CN2707828Y CN 200420036636 CN200420036636U CN2707828Y CN 2707828 Y CN2707828 Y CN 2707828Y CN 200420036636 CN200420036636 CN 200420036636 CN 200420036636 U CN200420036636 U CN 200420036636U CN 2707828 Y CN2707828 Y CN 2707828Y
- Authority
- CN
- China
- Prior art keywords
- lid
- cage
- projection
- cover
- manhole cover
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 8
- 239000000805 composite resin Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 206010063900 Steal syndrome Diseases 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420036636 CN2707828Y (zh) | 2004-06-11 | 2004-06-11 | 防盗窨井盖 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420036636 CN2707828Y (zh) | 2004-06-11 | 2004-06-11 | 防盗窨井盖 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2707828Y true CN2707828Y (zh) | 2005-07-06 |
Family
ID=34850358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200420036636 Expired - Lifetime CN2707828Y (zh) | 2004-06-11 | 2004-06-11 | 防盗窨井盖 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2707828Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103215971A (zh) * | 2013-04-10 | 2013-07-24 | 韩子辉 | 球墨铸铁钢纤维井盖及井篦支座 |
CN108532735A (zh) * | 2018-06-26 | 2018-09-14 | 山东大学 | 一种洪涝灾害下安全井盖组合结构及方法 |
-
2004
- 2004-06-11 CN CN 200420036636 patent/CN2707828Y/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103215971A (zh) * | 2013-04-10 | 2013-07-24 | 韩子辉 | 球墨铸铁钢纤维井盖及井篦支座 |
CN108532735A (zh) * | 2018-06-26 | 2018-09-14 | 山东大学 | 一种洪涝灾害下安全井盖组合结构及方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201125571Y (zh) | 具改良结构的门锁 | |
CN2707828Y (zh) | 防盗窨井盖 | |
CN2853908Y (zh) | 弹簧防盗井盖 | |
CN201095771Y (zh) | 钢铁窨井盖防盗装置 | |
CN100386485C (zh) | 有专用开启与锁定装置的防盗井盖 | |
CN221567243U (zh) | 一种防盗型隐藏式电力井盖 | |
CN101691891A (zh) | 防盗速旋阀 | |
CN212427220U (zh) | 一种防盗井盖 | |
CN2510586Y (zh) | 锁具的防盗装置 | |
CN2584731Y (zh) | 锁具的锁心 | |
CN220847707U (zh) | 一种防盗安全窨井盖 | |
CN201236545Y (zh) | 一种简易密码锁 | |
CN220080245U (zh) | 一种新型下水道井盖 | |
CN201129081Y (zh) | 井盖防盗装置 | |
CN209482356U (zh) | 一种防盗井盖 | |
CN212295951U (zh) | 一种门锁防护装置 | |
CN2221643Y (zh) | 防撬锁 | |
CN209482435U (zh) | 旋转式防盗井盖 | |
CN2667016Y (zh) | 安全井盖 | |
CN200968102Y (zh) | 防盗双锁胆锁芯 | |
CN2777051Y (zh) | 防翻盗安全井盖及其专用钥匙 | |
CN205314135U (zh) | 一种卡盘锁紧式防盗窨井结构 | |
CN2433134Y (zh) | 汽车变速杆防盗锁 | |
CN201021561Y (zh) | 带有竖簧装置的防盗锁芯 | |
CN2353797Y (zh) | 一种防盗井盖 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NINGBO HENGTONG ROAD FACILITIES CO., LTD. Free format text: FORMER OWNER: MENG WENSHAN Effective date: 20080606 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080606 Address after: Floor 7, Wanli building, No. 329 Ming Street, Zhejiang, Ningbo Province: 315010 Patentee after: Ningbo Hengtong Road Facilities Co., Ltd. Address before: Room 502, building 47, Fenghuang village, Yinzhou District, Zhejiang, Ningbo 315100, China Patentee before: Meng Wenshan |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20140611 Granted publication date: 20050706 |