A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
A system comprising a ladder 4, ladder guard 6 and a locking apparatus, the apparatus comprising a locking arrangement for securing the guard to the ladder at a position near a first end of the ladder, a first unlocking mechanism 14 located toward the first end comprising an actuator for locking the arrangement upon actuation, and a second unlocking mechanism 16 towards a second end of the ladder, spaced from the first, having a securing means, wherein on receipt of a key the securing means enables the locking arrangement to be unlocked, wherein the guard can move away from the ladder when the arrangement is unlocked. The locking armament may comprise an elongate rod 18 extending between the two unlocking mechanisms, the securing means at the lower end being a padlock and the actuator at the upper end being a hinged release plate. A user can open the guard from the top without a key to escape in an emergencies, but unauthorized access from the bottom is prevented by the secured guard.
A system comprising a ladder 4, ladder guard 6 and a locking apparatus, the apparatus comprising a locking arrangement for securing the guard to the ladder at a position near a first end of the ladder, a first unlocking mechanism 14 located toward the first end comprising an actuator for locking the arrangement upon actuation, and a second unlocking mechanism 16 towards a second end of the ladder, spaced from the first, having a securing means, wherein on receipt of a key the securing means enables the locking arrangement to be unlocked, wherein the guard can move away from the ladder when the arrangement is unlocked. The locking armament may comprise an elongate rod 18 extending between the two unlocking mechanisms, the securing means at the lower end being a padlock and the actuator at the upper end being a hinged release plate. A user can open the guard from the top without a key to escape in an emergencies, but unauthorized access from the bottom is prevented by the secured guard.
Ladder system
GEOFF BRERETON (author)
2019-05-08
Patent
Electronic Resource
English
IPC:
E06C
LADDERS
,
Leitern
LADDER CONNECTION STRUCTURE, LADDER, AND CONNECTED LADDER
| European Patent Office | 2021