FR2272230B1 - - Google Patents

Info

Publication number
FR2272230B1
FR2272230B1 FR7417871A FR7417871A FR2272230B1 FR 2272230 B1 FR2272230 B1 FR 2272230B1 FR 7417871 A FR7417871 A FR 7417871A FR 7417871 A FR7417871 A FR 7417871A FR 2272230 B1 FR2272230 B1 FR 2272230B1
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.)
Expired
Application number
FR7417871A
Other versions
FR2272230A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pont a Mousson SA
Original Assignee
Pont a Mousson SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Pont a Mousson SA filed Critical Pont a Mousson SA
Priority to FR7417871A priority Critical patent/FR2272230B1/fr
Priority to DE2501434A priority patent/DE2501434C3/de
Priority to NLAANVRAGE7502289,A priority patent/NL177616C/xx
Priority to GB10947/75A priority patent/GB1490776A/en
Priority to US05/562,156 priority patent/US3994520A/en
Priority to IT68247/75A priority patent/IT1032892B/it
Priority to BE156566A priority patent/BE829324A/fr
Priority to BR4080/75A priority patent/BR7503189A/pt
Publication of FR2272230A1 publication Critical patent/FR2272230A1/fr
Application granted granted Critical
Publication of FR2272230B1 publication Critical patent/FR2272230B1/fr
Expired legal-status Critical Current

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)
FR7417871A 1974-05-22 1974-05-22 Expired FR2272230B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7417871A FR2272230B1 (fr) 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 (fr) 1974-05-22 1974-05-22

Publications (2)

Publication Number Publication Date
FR2272230A1 FR2272230A1 (fr) 1975-12-19
FR2272230B1 true FR2272230B1 (fr) 1978-08-04

Family

ID=9139170

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417871A Expired FR2272230B1 (fr) 1974-05-22 1974-05-22

Country Status (8)

Country Link
US (1) US3994520A (fr)
BE (1) BE829324A (fr)
BR (1) BR7503189A (fr)
DE (1) DE2501434C3 (fr)
FR (1) FR2272230B1 (fr)
GB (1) GB1490776A (fr)
IT (1) IT1032892B (fr)
NL (1) NL177616C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
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
EP0039301B1 (fr) * 1980-04-25 1983-07-06 Robert Dumortier Moyens de blocage pour dispositif de verrouillage de tampon de regard de chaussée
FR2685715B1 (fr) * 1991-12-31 1996-08-23 Norinco Dispositif perfectionne de verrouillage d'un tampon sur un cadre, pour regard de chaussee ou analogue.
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NL7502289A (nl) 1975-11-25
US3994520A (en) 1976-11-30
IT1032892B (it) 1979-06-20
DE2501434A1 (de) 1975-11-27
NL177616C (nl) 1985-10-16
DE2501434B2 (de) 1978-07-13
GB1490776A (en) 1977-11-02
FR2272230A1 (fr) 1975-12-19
NL177616B (nl) 1985-05-17
BE829324A (fr) 1975-11-21
DE2501434C3 (de) 1979-03-15
BR7503189A (pt) 1976-04-20

Similar Documents

Publication Publication Date Title
FR2288124B1 (fr)
JPS50126866A (fr)
FR2295042B1 (fr)
DK104375A (fr)
JPS50135722A (fr)
JPS50132175A (fr)
CS172023B1 (fr)
BG20901A1 (fr)
CH579652A5 (fr)
CH578650B5 (fr)
CH578412A5 (fr)
CH581065A5 (fr)
CH578233A5 (fr)
CH578191A5 (fr)
BG20674A1 (fr)
CH581294A5 (fr)
CH581892A5 (fr)
CH581940A5 (fr)
CH578156A5 (fr)
CH577762A5 (fr)
CH577630A5 (fr)
CH581986A5 (fr)
CH582013A5 (fr)
CH579972A5 (fr)
BG20905A1 (fr)

Legal Events

Date Code Title Description
ST Notification of lapse