CN2782769Y - Built-in double safety theft-proof lock for manhole cover - Google Patents
Built-in double safety theft-proof lock for manhole cover Download PDFInfo
- Publication number
- CN2782769Y CN2782769Y CN 200520018110 CN200520018110U CN2782769Y CN 2782769 Y CN2782769 Y CN 2782769Y CN 200520018110 CN200520018110 CN 200520018110 CN 200520018110 U CN200520018110 U CN 200520018110U CN 2782769 Y CN2782769 Y CN 2782769Y
- Authority
- CN
- China
- Prior art keywords
- lock box
- lock
- well lid
- manhole cover
- turntable
- 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
Links
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520018110 CN2782769Y (en) | 2005-05-08 | 2005-05-08 | Built-in double safety theft-proof lock for manhole cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520018110 CN2782769Y (en) | 2005-05-08 | 2005-05-08 | Built-in double safety theft-proof lock for manhole cover |
Publications (1)
Publication Number | Publication Date |
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CN2782769Y true CN2782769Y (en) | 2006-05-24 |
Family
ID=36767760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520018110 Expired - Fee Related CN2782769Y (en) | 2005-05-08 | 2005-05-08 | Built-in double safety theft-proof lock for manhole cover |
Country Status (1)
Country | Link |
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CN (1) | CN2782769Y (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102616216A (en) * | 2011-01-30 | 2012-08-01 | 北京市电力公司 | Battery box locking mechanism, battery box and manipulator |
CN103410171A (en) * | 2013-07-18 | 2013-11-27 | 吴江市黎里建兴铸件厂 | Anti-theft inspection well cover |
CN104179407A (en) * | 2013-05-24 | 2014-12-03 | 唐泉涌 | Antitheft well cover lock |
CN108915437A (en) * | 2018-06-27 | 2018-11-30 | 许加成 | Novel anti-theft device |
CN110552373A (en) * | 2019-08-29 | 2019-12-10 | 南京达蓝自动化科技有限公司 | Rotary manhole cover anti-theft mechanism and operation method |
-
2005
- 2005-05-08 CN CN 200520018110 patent/CN2782769Y/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102616216A (en) * | 2011-01-30 | 2012-08-01 | 北京市电力公司 | Battery box locking mechanism, battery box and manipulator |
CN102616216B (en) * | 2011-01-30 | 2014-07-09 | 国家电网公司 | Battery box locking mechanism, battery box and manipulator |
CN104179407A (en) * | 2013-05-24 | 2014-12-03 | 唐泉涌 | Antitheft well cover lock |
CN103410171A (en) * | 2013-07-18 | 2013-11-27 | 吴江市黎里建兴铸件厂 | Anti-theft inspection well cover |
CN108915437A (en) * | 2018-06-27 | 2018-11-30 | 许加成 | Novel anti-theft device |
CN110552373A (en) * | 2019-08-29 | 2019-12-10 | 南京达蓝自动化科技有限公司 | Rotary manhole cover anti-theft mechanism and operation method |
CN110552373B (en) * | 2019-08-29 | 2020-06-16 | 南京达蓝自动化科技有限公司 | Rotary manhole cover anti-theft mechanism and operation method |
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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: XINJIANG YOUTI COMMUNICATION ENGINEERING CO., LTD. Free format text: FORMER OWNER: CHEN ZHILIN Effective date: 20091106 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20091106 Address after: The Xinjiang Uygur Autonomous Region Urumqi Minghui 706 Friendship Road, garden B-2606, zip code: 830001 Patentee after: Xinjiang gifted Communication Engineering Co., Ltd. Address before: No. 7, No. 3, 122 District, north the Xinjiang Uygur Autonomous Region Road, Shihezi, China: 832000 Patentee before: Chen Zhilin |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060524 Termination date: 20140508 |