A linkage assembly in accordance with the invention which includes a plurality of elongate linkage members 12, a first, second and third connecting means for connecting and allowing pivotal displacement between proximal end regions of a first 14 and second 16 linkage members, a step support connecting means for connecting and allowing pivotal displacement between the first 14 and fourth 18 linkage members, inwardly the second connecting means and for supporting a stepping formation 20 thereon.
LINKAGE ASSEMBLY FOR RETRACTABLE LADDER ARRANGEMENT
2018-07-12
Patent
Elektronische Ressource
Englisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |