PANEL ASSEMBLY HAVING STRUCTURAL ADHESIVE JOINT

摘要

A panel assembly 10 that includes a main panel 12, a sound-damping patch 14, a sound-damping adhesive layer 16, and a structural adhesive joint 18. The structural adhesive joint may be used in place of spot welds, TOX joints or other metal joining mechanisms that would prohibit the panel assembly from being used in certain applications, such as class A surfaces on a vehicle that can be seen or touched by a customer.

主权项

1. A panel assembly, comprising:
a main panel having an acoustically active region, the acoustically active region is exposed to a sound source, a vibration source, or both; a sound-damping patch adhered to the main panel, the sound-damping patch is smaller in size than the main panel and is located on the main panel so that it covers at least a portion of the acoustically active region; a sound-damping adhesive layer at least partially located between the main panel and the sound-damping patch, the sound-damping adhesive layer adheres the sound-damping patch to the main panel and is located on the main panel so that covers at least a portion of the acoustically active region; and a structural adhesive joint at least partially located between the main panel and the sound-damping patch and having a plurality of structural adhesive elements, wherein the sound-damping adhesive layer covers an entire surface of the sound-damping patch while the plurality of structural adhesive elements are arranged according to the shape of the sound-damping patch.