Device for managing access to and use of a ladder

The locking panel system on ladders addresses the challenge of unauthorized access and ensures safe, ergonomic use by positioning the panel for comfortable foot placement and secure locking, meeting regulatory standards.

EP4222336B1Active Publication Date: 2026-07-01COUTIER IND
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Patents
Current Assignee / Owner
COUTIER IND
Filing Date
2021-09-08
Publication Date
2026-07-01

AI Technical Summary

Technical Problem

Existing ladder access control systems fail to effectively prevent unauthorized access while ensuring safe and comfortable use by authorized users, failing to meet regulatory safety and ergonomic standards.

Method used

A locking panel system for ladders that allows authorized users to safely and comfortably access the ladder by positioning the panel to facilitate foot placement on the first rung, equipped with a hinge axis below the lower transverse edge, a return mechanism, and a quarter-turn bolt mechanism for secure locking and unlocking.

Benefits of technology

The system effectively prevents unauthorized access and ensures safe, ergonomic use of the ladder, meeting regulatory standards by allowing easy and secure access for authorized users.

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Abstract

Device for managing access to and use of a ladder (1) extending between a lower level and a protected upper level, the access to the bottom of which is controlled, having a means for hindering or preventing the use of at least some of the rungs of this ladder, formed by a panel (5) and means for connecting the latter to the ladder, which keep the panel, in a first state, pressed against an opposite face of the ladder from its access face and, in a second state, away from this face of the ladder, characterized in that the means for connecting the panel to the ladder comprise an articulation (10) with an axis parallel to the rungs (2) of the ladder (1) and away from the transverse edge (5b) of the panel (5) that is closest thereto.
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Citation Information

Patent Citations

  • Protective device to protect a ladder against unauthorized use

    DE202011102506U1

  • Device for preventing access to the bottom of a ladder

    FR2635357A1

  • Secure locking device for access to ladder safety hoop comprises movable cover with panel, covering ladder immediately below hoop, carrying hoop obturator at upper end

    FR2817902A1

  • Ladder guard

    US20060076188A1