An active bolster for an interior trim surface of a vehicle has a trim panel with a closed-loop bonding section on an inside surface. A first stud extending from an inside trim panel surface at the closed-loop bonding section, and a second stud extends from the panel inside surface radially outward of the bonding section. A thermoplastic expandable bladder member has a welding flange along an peripheral edge which is hot-welded with the bonding section. The welding flange has a stud aperture receiving the first stud. A stepped bracket comprises a first plate overlying the welding flange and a second plate overlying the trim panel. The first plate has a first aperture receiving the first stud. The second plate has a second aperture receiving the second stud. The studs have respective re-melted heads clamping the bracket in place.
Active bolster with heat-staked reinforcement
2015-06-30
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |