FR2736663B1 - LOCKING MECHANISM FOR CLOSING PLATES OF UNDERGROUND CHAMBERS AND RELATED UNLOCKING TOOL - Google Patents
LOCKING MECHANISM FOR CLOSING PLATES OF UNDERGROUND CHAMBERS AND RELATED UNLOCKING TOOLInfo
- Publication number
- FR2736663B1 FR2736663B1 FR9508556A FR9508556A FR2736663B1 FR 2736663 B1 FR2736663 B1 FR 2736663B1 FR 9508556 A FR9508556 A FR 9508556A FR 9508556 A FR9508556 A FR 9508556A FR 2736663 B1 FR2736663 B1 FR 2736663B1
- Authority
- FR
- France
- Prior art keywords
- locking mechanism
- closing plates
- unlocking tool
- underground chambers
- related unlocking
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1427—Locking devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/08—Lubricating devices
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9508556A FR2736663B1 (en) | 1995-07-13 | 1995-07-13 | LOCKING MECHANISM FOR CLOSING PLATES OF UNDERGROUND CHAMBERS AND RELATED UNLOCKING TOOL |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9508556A FR2736663B1 (en) | 1995-07-13 | 1995-07-13 | LOCKING MECHANISM FOR CLOSING PLATES OF UNDERGROUND CHAMBERS AND RELATED UNLOCKING TOOL |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2736663A1 FR2736663A1 (en) | 1997-01-17 |
FR2736663B1 true FR2736663B1 (en) | 1998-02-27 |
Family
ID=9480998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9508556A Expired - Fee Related FR2736663B1 (en) | 1995-07-13 | 1995-07-13 | LOCKING MECHANISM FOR CLOSING PLATES OF UNDERGROUND CHAMBERS AND RELATED UNLOCKING TOOL |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2736663B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107724429B (en) * | 2017-09-29 | 2018-09-21 | 金佳珉 | A kind of inspection well cover with automatic switch |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2818299B1 (en) | 2000-12-14 | 2003-01-24 | Saint Gobain Pont A Mousson | ASSEMBLY FOR LOCKING A PLATE FOR SHUTTERING ACCESS TO AN UNDERGROUND CHAMBER |
FR2833987B1 (en) * | 2001-12-21 | 2004-02-06 | France Telecom | LOCKING DEVICE FOR ACCESS TO INFRASTRUCTURE LOCATED ON THE PUBLIC HIGHWAY |
AU2003270927A1 (en) | 2002-08-15 | 2004-03-03 | Carl Meyer | Locking mechanism |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA937089A (en) * | 1971-11-10 | 1973-11-20 | William Chahley Ltd. | Manhole cover |
AT348942B (en) * | 1975-07-30 | 1979-03-12 | Passavant Werke | LOCK FOR MANHOLE COVERS, GRATES OR DGL. |
US4964755A (en) * | 1989-04-18 | 1990-10-23 | Lew-Mor, Inc. | Manhole cover lock apparatus |
US5082392A (en) * | 1991-03-27 | 1992-01-21 | Tony Marchese | Manhole cover lock with spring biased locking bars |
GB9207874D0 (en) * | 1992-04-10 | 1992-05-27 | Glynwed Consumer & Building | Security locking box |
NZ247626A (en) * | 1992-05-18 | 1994-12-22 | Grahame George Kermonde | Manhole or pit cover secured by spring latch arms retained under compression |
-
1995
- 1995-07-13 FR FR9508556A patent/FR2736663B1/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107724429B (en) * | 2017-09-29 | 2018-09-21 | 金佳珉 | A kind of inspection well cover with automatic switch |
Also Published As
Publication number | Publication date |
---|---|
FR2736663A1 (en) | 1997-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20150331 |