An upper rail assembly, an actuator that actuates between a retracted position and an extended position based on a signal that the platform is in one of a retracted position and an extended position with respect to the recreational vehicle, and a first drive chain combined to the actuator and connected to the upper rail assembly for moving the upper rail assembly between a retracted position and an extended position with respect to the platform is disclosed.
Automatic railing for a retractable stairway
2021-05-18
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / E04G SCAFFOLDING , Baugerüste |