A noise insulation element (14) for the bulkhead (12) of a vehicle body (10) is provided with a mass-spring element (20) which has a plastic support layer (22) as the heavy layer with a front side facing away from the bulkhead (12) when the mass-spring element (20) is installed and with a rear side facing towards the bulkhead (12), and a noise damping layer (24) made from a noise insulating material connected to the rear wall as the spring layer. The support layer (22) is provided on its rear side with an integrally designed hollow fixing projection (16) which is formed on an edge recess with a recess edge which recess is open towards an outer limiting edge section (28) of the support layer (22) and a side wall (30) projecting from the rear side of the support layer (22) and extending along the recess edge.
ШУМОИЗОЛЯЦИОННЫЙ ЭЛЕМЕНТ ДЛЯ ТОРЦЕВОЙ СТЕНКИ КУЗОВА ТРАНСПОРТНОГО СРЕДСТВА
2021-05-19
Patent
Electronic Resource
Russian
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
European Patent Office | 2018
European Patent Office | 2017