Patent ID: 7025375
Filing Date: 2006-04-11
Classification: B60R,Y10T

Abstract:
1. An air-bag arrangement for use in a motor vehicle to provide protection for an occupant of the motor vehicle, the air-bag arrangement incorporating an air-bag adapted, on inflation, to be located adjacent an occupant of a vehicle, the air-bag comprising at least three super-imposed layers including a first outer layer, an intermediate layer and a second outer layer, each layer being formed of fabric and connected to the or each adjacent layer to define a respective chamber set where the intermediate layer is attached to both the first and second layers at locations where the first and second layers are connected, at least one of the chamber sets incorporating a plurality of chambers, the chambers of one chamber set being off-set relative to the chamber or chambers of another chamber set so as to substantially overlap the chamber or chambers of another chamber set and means being provided to supply gas to the chamber sets wherein the air-bag is fabricated using a one-piece weaving technique, and wherein the air-bag has an extension, the extension constituting a gas supply duct adapted to supply gas to at least one of the chamber sets.