FR3104620B1 - trappe de sol coupe-feu présentant une résistance mécanique améliorée - Google Patents

trappe de sol coupe-feu présentant une résistance mécanique améliorée Download PDF

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Publication number
FR3104620B1
FR3104620B1 FR1914587A FR1914587A FR3104620B1 FR 3104620 B1 FR3104620 B1 FR 3104620B1 FR 1914587 A FR1914587 A FR 1914587A FR 1914587 A FR1914587 A FR 1914587A FR 3104620 B1 FR3104620 B1 FR 3104620B1
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France
Prior art keywords
door
internal
external
floor hatch
mechanical strength
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.)
Active
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FR1914587A
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English (en)
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FR3104620A1 (fr
Inventor
Gérard Ruau
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.)
B R Z Services
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B R Z Services
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Publication date
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Priority to FR1914587A priority Critical patent/FR3104620B1/fr
Publication of FR3104620A1 publication Critical patent/FR3104620A1/fr
Application granted granted Critical
Publication of FR3104620B1 publication Critical patent/FR3104620B1/fr
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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
    • E02D29/1418—Covers for manholes or the like; Frames for covers with implements to assist in lifting, e.g. counterweights, springs
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Emergency Management (AREA)
  • Public Health (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Special Wing (AREA)
  • Building Environments (AREA)

Abstract

L’invention concerne une trappe de sol (10) coupe-feu comportant une première porte, dite « porte externe » (11), une deuxième porte, dite « porte interne » (12), lesdites portes externe (11) et interne (12) étant mobiles entre une position de fermeture d’un logement (20) et une position d’ouverture dudit logement (20), et étant agencées en vis-à-vis l’une de l’autre de sorte à former, lorsqu’elles occupent la position de fermeture, un espace clos formant une chambre tampon (30), ladite trappe de sol (10) comprenant en outre des moyens d’entraînement des portes externe (11) et interne (12) exerçant une force sur la porte externe (11) et/ou la porte interne (12) tendant à déplacer lesdites portes externe (11) et interne (12) vers leur position d’ouverture. Figure pour l’abrégé : Fig. 1
FR1914587A 2019-12-17 2019-12-17 trappe de sol coupe-feu présentant une résistance mécanique améliorée Active FR3104620B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1914587A FR3104620B1 (fr) 2019-12-17 2019-12-17 trappe de sol coupe-feu présentant une résistance mécanique améliorée

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1914587A FR3104620B1 (fr) 2019-12-17 2019-12-17 trappe de sol coupe-feu présentant une résistance mécanique améliorée
FR1914587 2019-12-17

Publications (2)

Publication Number Publication Date
FR3104620A1 FR3104620A1 (fr) 2021-06-18
FR3104620B1 true FR3104620B1 (fr) 2022-03-18

Family

ID=69903454

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1914587A Active FR3104620B1 (fr) 2019-12-17 2019-12-17 trappe de sol coupe-feu présentant une résistance mécanique améliorée

Country Status (1)

Country Link
FR (1) FR3104620B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2732988B1 (fr) * 1995-04-14 1997-06-13 Sodif Sa Dispositif de verrouillage liberable des deux cotes d'un regard
JP3853265B2 (ja) * 2002-07-22 2006-12-06 長島鋳物株式会社 地下構造物用中蓋
FR2970269B1 (fr) * 2011-01-11 2013-02-15 Five Services Installation de trappe au sol coupe feu

Also Published As

Publication number Publication date
FR3104620A1 (fr) 2021-06-18

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