Patent ID: 8402584

Claim:
A length-changeable telescopic ship ramp hoistable by a lifting wire, comprising: a pivot joint at an end of the ramp connected to the ship for moving the ramp between a lowered position and an raised position, the lowered position being for loading and unloading the ship and the raised position being for stowing the ramp; turntables between end parts of the ramp or between an end part of the ship and an end part of the ramp, the turntables being adjustable to desired turning angles in relation to one another; and a telescope of telescoping, co-operating open or box-shaped section girders extending in a length direction of the ramp, wherein square-shaped section girders are configured to be received by girders having I-shaped cross-sections and have rectangular cross-sections that have a long cross-section side that is substantially horizontal, the square-shaped section girders receiving a web of the girders having I-shaped cross-sections between each other such that a driveway is formed on upwardly facing sides of the square-shaped girders and upper flanges of the girders having I-shaped cross-sections.