MATERIAL SHEET BEING MATERIAL SHEET OF BELLOWS OF GANGWAY BETWEEN TWO ARTICULATELY CONNECTED VEHICLES AND MATERIAL SHEET OF CANOPY OF PASSENGER STEP OR BOARDING BRIDGE

摘要

PROBLEM TO BE SOLVED: To provide a material sheet which exhibits a high sound insulation value at a low manufacturing cost in a bellows of a gangway between two articulately connected vehicles or in a canopy of a boarding bridge or passenger step.;SOLUTION: A material sheet 20 comprises at least one tensile strength-carrying layer having elastomer coatings 21, 22 respectively on both sides, the at least one tensile strength-carrying layer being formed of fleece 9, and an adhesion-promoting layer 7 being disposed between the fleece and the elastomer coatings.;SELECTED DRAWING: Figure 3;COPYRIGHT: (C)2017,JPO&INPIT