Patent ID: 8074315

Claim:
A connecting portion for a boarding bridge that is provided at the distal end side of a tunnel portion and forms a passage that connects to the doorway portion of an aircraft, wherein the passage comprises a stationary passage portion that communicates with the tunnel portion and at least the distal end portion thereof can rotate in-plane, and an alignment passage portion that is arranged at the distal end portion of the stationary passage portion and adjusts level differences between the stationary passage portion and the doorway portion; the alignment passage portion comprises an elevating portion, at the stationary passage portion side, that has a first pivot axis that is substantially perpendicular to the passenger traffic direction and pivots centered on the first pivot axis, and a transverse direction tilt alignment passage, at the stationary passage portion side, that has a second pivot axis that extends in a direction that is perpendicular to the passenger traffic direction and tilts with respect to the first pivot axis so as to face the distal end side in the passenger traffic direction, the left side of the second pivot axis being positioned at the distal end side, the right side of the second pivot axis being positioned at the tunnel side, and the transverse direction tilt alignment passage pivots centered on the second pivot axis; and wherein one of either the elevating passage or the transverse direction tilt alignment passage is installed at the stationary passage portion, and the latter is installed in-plane to the former, and a sliding passage that can be raised and lowered is installed thereunder in the passenger traffic direction.