FR2414284A7 - Couvercle circulaire en fonte de fer et beton pour obturer des ouvertures, notamment regards, bouches d'egout - Google Patents

Couvercle circulaire en fonte de fer et beton pour obturer des ouvertures, notamment regards, bouches d'egout

Info

Publication number
FR2414284A7
FR2414284A7 FR7900223A FR7900223A FR2414284A7 FR 2414284 A7 FR2414284 A7 FR 2414284A7 FR 7900223 A FR7900223 A FR 7900223A FR 7900223 A FR7900223 A FR 7900223A FR 2414284 A7 FR2414284 A7 FR 2414284A7
Authority
FR
France
Prior art keywords
cast iron
base
wall thickness
manhole cover
uniform wall
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
Application number
FR7900223A
Other languages
English (en)
French (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.)
Aqseptence Group GmbH
Original Assignee
Passavant Werke AG and Co KG
Passavant Werke Michelbacher Hutte
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 Passavant Werke AG and Co KG, Passavant Werke Michelbacher Hutte filed Critical Passavant Werke AG and Co KG
Application granted granted Critical
Publication of FR2414284A7 publication Critical patent/FR2414284A7/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

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)
FR7900223A 1978-01-07 1979-01-05 Couvercle circulaire en fonte de fer et beton pour obturer des ouvertures, notamment regards, bouches d'egout Expired FR2414284A7 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19787800397 DE7800397U1 (de) 1978-01-07 1978-01-07 Deckel fuer schachtabdeckungen

Publications (1)

Publication Number Publication Date
FR2414284A7 true FR2414284A7 (fr) 1979-08-03

Family

ID=6687430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900223A Expired FR2414284A7 (fr) 1978-01-07 1979-01-05 Couvercle circulaire en fonte de fer et beton pour obturer des ouvertures, notamment regards, bouches d'egout

Country Status (2)

Country Link
DE (1) DE7800397U1 (de)
FR (1) FR2414284A7 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341179A1 (de) * 1988-05-05 1989-11-08 Pont-A-Mousson S.A. Gussstück versehen mit einem zerstörbaren Teil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341179A1 (de) * 1988-05-05 1989-11-08 Pont-A-Mousson S.A. Gussstück versehen mit einem zerstörbaren Teil
FR2630942A1 (fr) * 1988-05-05 1989-11-10 Pont A Mousson Piece de fonderie munie d'une pastille defoncable

Also Published As

Publication number Publication date
DE7800397U1 (de) 1978-05-03

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Legal Events

Date Code Title Description
ST Notification of lapse