Patent ID: 6986402
Filing Date: 2006-01-17
Classification: B60R,E06C

Abstract:
1. A retractable access device providing access between a substrate surface and an elevated surface of a vehicle, said access device comprising: a first ladder member having opposite first and second ends; pivot means pivotally connecting the first end of the first ladder member to the vehicle so that said first end is substantially level with the elevated surface; a second ladder member having a first end pivotally attached to the second end of the first ladder member, and a second end; a linear actuator having first and second ends; means pivotally connecting the first end of said actuator to the vehicle below the elevated surface; means pivotally connecting the second end of the actuator to the first ladder member between the ends thereof; a rigid guide member having a first end pivotally connected to the second ladder member between the ends thereof, and means pivotally connecting the second end of the guide member to the vehicle below said actuator whereby said device is moveable between a storage position and an access position in a single movement step, wherein