Multiple material assembly for noise reduction

Land vehicles: bodies and tops – Tops – Roof structure

Reexamination Certificate

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Details

C296S187020, C296S039300

Reexamination Certificate

active

06923499

ABSTRACT:
An assembly having one or more members (e.g., panels), a first expandable material and a second expandable material is disclosed. One of the materials is typically more expandable than the other. Although, the assembly may be used for various articles, it has been found particularly suitable for roofs of automotive vehicles.

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