The on vehicle sound-absorbing panel and method (cross reference of related patent) patent application below is included in this bill as reference: The American patent application 10/125,013th number which is entitled 'the expansion type head liner device' of 2002 April 18th application (the representative document number 26032-3814 number). As for this bill, the American patent temporary application 60/378,692nd number which is entitled 'the sound-absorbing panel and method' of 2002 May 8th application (the representative document number 26032-4000 number); The American patent temporary application 60/432,424th number which is entitled 'on vehicle panel' of 2002 December 11th application (the representative document number 26032-4131 number); And the American patent temporary application 60/450,112th number which is entitled 'on vehicle panel' of 2003 February 25th application (the representative document number 26032-4216 number) it is something which claims the profit, these are inc

摘要

The baseplate is offered by the sound-absorbing panel, the said baseplate inside having acoustic absorptivity, 1st layer, outside having the acoustic resistance which possesses 2nd layer on the 2nd aspect of the said inside part possesses with the part on the 1st aspect of the part and the said inside part. The inside part may include the foaming body material or the fibrous material, each outer part part may include the structural material. The inside part namely the core section, the sound-absorbing material, includes at least one of the air bag device and the shocking cushion material.