FR3110618B1 - guardrail locking device - Google Patents

guardrail locking device Download PDF

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Publication number
FR3110618B1
FR3110618B1 FR2005298A FR2005298A FR3110618B1 FR 3110618 B1 FR3110618 B1 FR 3110618B1 FR 2005298 A FR2005298 A FR 2005298A FR 2005298 A FR2005298 A FR 2005298A FR 3110618 B1 FR3110618 B1 FR 3110618B1
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FR
France
Prior art keywords
horizontal
leaf
opening
horizontal axis
opposite
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
Application number
FR2005298A
Other languages
French (fr)
Other versions
FR3110618A1 (en
Inventor
Jean-Denis Gential
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.)
SAFE
Original Assignee
SAFE
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 SAFE filed Critical SAFE
Priority to FR2005298A priority Critical patent/FR3110618B1/en
Publication of FR3110618A1 publication Critical patent/FR3110618A1/en
Application granted granted Critical
Publication of FR3110618B1 publication Critical patent/FR3110618B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E02D29/127—Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
    • 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

Abstract

Dispositif (1) de trappe fermant une ouverture horizontale (7) dans un sol (S), cette ouverture est délimitée par deux bords longitudinaux (73, 74) et deux bords transversaux (72, 75). Le dispositif (1) de trappe comprend un châssis (76) de montage installé dans le sol et un vantail (2) articulé sur un premier axe horizontal (20) le long d’un des deux bords longitudinaux (73, 74) et un garde-corps opposé (3), articulé sur un deuxième axe horizontal (30) parallèle à et distant du premier axe horizontal (20) et un mécanisme de levage fixé au vantail (2) et apte à faire passer le vantail (2) et le garde-corps opposé (3) d’une position inférieure escamotée sous un plan (70) de l’ouverture horizontale (7) situé entre les axes (20, 30) à une position supérieure déployée au-dessus du plan (70) de l’ouverture horizontale (7). Le garde-corps opposé (3) comprend une pluralité de montants verticaux (34-a, 34-b) et au moins un montant horizontal (35). Figure pour l’abrégé : Figure 1Hatch device (1) closing a horizontal opening (7) in a floor (S), this opening is delimited by two longitudinal edges (73, 74) and two transverse edges (72, 75). The hatch device (1) comprises a mounting frame (76) installed in the ground and a leaf (2) articulated on a first horizontal axis (20) along one of the two longitudinal edges (73, 74) and a opposite railing (3), articulated on a second horizontal axis (30) parallel to and distant from the first horizontal axis (20) and a lifting mechanism fixed to the leaf (2) and able to pass the leaf (2) and the opposite railing (3) from a lower position retracted under a plane (70) of the horizontal opening (7) located between the axes (20, 30) to an upper position deployed above the plane (70) of the horizontal opening (7). The opposite guardrail (3) comprises a plurality of vertical uprights (34-a, 34-b) and at least one horizontal upright (35). Figure for the abstract: Figure 1

FR2005298A 2020-05-20 2020-05-20 guardrail locking device Active FR3110618B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2005298A FR3110618B1 (en) 2020-05-20 2020-05-20 guardrail locking device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2005298 2020-05-20
FR2005298A FR3110618B1 (en) 2020-05-20 2020-05-20 guardrail locking device

Publications (2)

Publication Number Publication Date
FR3110618A1 FR3110618A1 (en) 2021-11-26
FR3110618B1 true FR3110618B1 (en) 2022-05-06

Family

ID=71895017

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2005298A Active FR3110618B1 (en) 2020-05-20 2020-05-20 guardrail locking device

Country Status (1)

Country Link
FR (1) FR3110618B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2960892B1 (en) * 2010-06-02 2012-06-29 Five Services SAFETY AND EMERGENCY INSTALLATION FOR AUTOMATED RETRACTABLE TRAPS
FR2996238B1 (en) * 2012-10-01 2015-03-27 Transformation Ind De Materiels Orthopediques Medicaux Plastiques Trioplast Soc D BODY GUARD FOR GROUND OPENING TRAP
JP2020033782A (en) * 2018-08-30 2020-03-05 中国電力株式会社 Safety device for manhole

Also Published As

Publication number Publication date
FR3110618A1 (en) 2021-11-26

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