FR2272230A1 - - Google Patents
Info
- Publication number
- FR2272230A1 FR2272230A1 FR7417871A FR7417871A FR2272230A1 FR 2272230 A1 FR2272230 A1 FR 2272230A1 FR 7417871 A FR7417871 A FR 7417871A FR 7417871 A FR7417871 A FR 7417871A FR 2272230 A1 FR2272230 A1 FR 2272230A1
- Authority
- FR
- France
- 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.)
- Granted
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T292/00—Closure fasteners
- Y10T292/20—Clamps
- Y10T292/221—Screw and nut
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 (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7417871A FR2272230B1 (US06265458-20010724-C00056.png) | 1974-05-22 | 1974-05-22 | |
| DE2501434A DE2501434C3 (de) | 1974-05-22 | 1975-01-15 | Abdeckung fur einen Einstiegschacht |
| NLAANVRAGE7502289,A NL177616C (nl) | 1974-05-22 | 1975-02-26 | Rioolkolkdekselblokkering. |
| GB10947/75A GB1490776A (en) | 1974-05-22 | 1975-03-17 | Manhole assemblies |
| US05/562,156 US3994520A (en) | 1974-05-22 | 1975-03-26 | Locking device for roadway manhole cover |
| IT68247/75A IT1032892B (it) | 1974-05-22 | 1975-05-15 | Dispositivo di bloccaggio per coperchi di chiusini stradali |
| BE156566A BE829324A (fr) | 1974-05-22 | 1975-05-21 | Dispositif de blocage pour tampon de regard de chaussee |
| BR4080/75A BR7503189A (pt) | 1974-05-22 | 1975-05-22 | Dispositivo de bloqueio para tampao de boca de visita de calcadas ou vias de rolamento |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7417871A FR2272230B1 (US06265458-20010724-C00056.png) | 1974-05-22 | 1974-05-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2272230A1 true FR2272230A1 (US06265458-20010724-C00056.png) | 1975-12-19 |
| FR2272230B1 FR2272230B1 (US06265458-20010724-C00056.png) | 1978-08-04 |
Family
ID=9139170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7417871A Expired FR2272230B1 (US06265458-20010724-C00056.png) | 1974-05-22 | 1974-05-22 |
Country Status (8)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2481337A1 (fr) * | 1980-04-25 | 1981-10-30 | Dumortier Robert | Moyens de blocage pour dispositif de verrouillage de tampon de regard de chaussee |
| EP0039301A1 (fr) * | 1980-04-25 | 1981-11-04 | Robert Dumortier | Moyens de blocage pour dispositif de verrouillage de tampon de regard de chaussée |
| FR2685715A1 (fr) * | 1991-12-31 | 1993-07-02 | Norinco | Dispositif perfectionne de verrouillage d'un tampon sur un cadre, pour regard de chaussee ou analogue. |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2780996B1 (fr) * | 1998-07-10 | 2000-08-11 | Norinco | Dispositif de verrouillage et deverrouillage avec cle d'un tampon sur un cadre |
| FR2908140B1 (fr) * | 2006-11-06 | 2009-02-06 | Norinco Soc Par Actions Simpli | Dispositif de fermeture pour regard de chaussee a cadre de support d'un panneau monte articule sur le cadre par des moyens d'articulation indemontables |
| US9184573B1 (en) * | 2012-02-28 | 2015-11-10 | Mesquite Fabrication, Inc. | Enclosure locking system |
| CN103205985A (zh) * | 2012-12-24 | 2013-07-17 | 沈阳嘉润市政工程有限公司 | 机械加工静音井盖 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1384712A (en) * | 1921-07-12 | Ma whole | ||
| US2663268A (en) * | 1952-12-30 | 1953-12-22 | Gen Electric | Hatchway closure |
| US2915330A (en) * | 1955-12-27 | 1959-12-01 | Pryor Machine Company Inc | Barrel band |
| US3394836A (en) * | 1966-01-28 | 1968-07-30 | George L Fowler | Fill tube cap |
| US3508363A (en) * | 1968-06-19 | 1970-04-28 | Mc Graw Edison Co | Tamper-proof locking assembly for underground electrical vaults |
-
1974
- 1974-05-22 FR FR7417871A patent/FR2272230B1/fr not_active Expired
-
1975
- 1975-01-15 DE DE2501434A patent/DE2501434C3/de not_active Expired
- 1975-02-26 NL NLAANVRAGE7502289,A patent/NL177616C/xx not_active IP Right Cessation
- 1975-03-17 GB GB10947/75A patent/GB1490776A/en not_active Expired
- 1975-03-26 US US05/562,156 patent/US3994520A/en not_active Expired - Lifetime
- 1975-05-15 IT IT68247/75A patent/IT1032892B/it active
- 1975-05-21 BE BE156566A patent/BE829324A/xx not_active IP Right Cessation
- 1975-05-22 BR BR4080/75A patent/BR7503189A/pt unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2481337A1 (fr) * | 1980-04-25 | 1981-10-30 | Dumortier Robert | Moyens de blocage pour dispositif de verrouillage de tampon de regard de chaussee |
| EP0039301A1 (fr) * | 1980-04-25 | 1981-11-04 | Robert Dumortier | Moyens de blocage pour dispositif de verrouillage de tampon de regard de chaussée |
| FR2685715A1 (fr) * | 1991-12-31 | 1993-07-02 | Norinco | Dispositif perfectionne de verrouillage d'un tampon sur un cadre, pour regard de chaussee ou analogue. |
| EP0551046A1 (fr) * | 1991-12-31 | 1993-07-14 | Norinco | Dispositif perfectionné de verrouillage d'un tampon sur un cadre, pour regard de chaussée ou analogue |
Also Published As
| Publication number | Publication date |
|---|---|
| US3994520A (en) | 1976-11-30 |
| DE2501434C3 (de) | 1979-03-15 |
| BR7503189A (pt) | 1976-04-20 |
| GB1490776A (en) | 1977-11-02 |
| DE2501434B2 (de) | 1978-07-13 |
| DE2501434A1 (de) | 1975-11-27 |
| IT1032892B (it) | 1979-06-20 |
| NL177616B (nl) | 1985-05-17 |
| NL177616C (nl) | 1985-10-16 |
| NL7502289A (nl) | 1975-11-25 |
| FR2272230B1 (US06265458-20010724-C00056.png) | 1978-08-04 |
| BE829324A (fr) | 1975-11-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |