Cavity sealing assembly

摘要

A method for reinforcing, baffling or sealing a vehicle structure by providing a die-cut expandable material that enters and seals a cavity or multiple cavities and corners, cracks, or seams.

主权项

1. A method for sealing a cavity comprising:
a. providing a substantially planar sealing body including:
i. a first expandable material layer of constant thickness;ii. at least one cut-out portion in the first expandable material layer formed by cutting at least one portion of the first expandable material layer so that a connected end of the material layer is still connected to a remaining material layer and another end is a free end; b. locating the sealing body within the cavity so that the free end of the at least one cut-out portion extends into a portion of the cavity not occupied by the remaining material layer; wherein the cavity includes at least one wall that divides the cavity into a first area and second area so that the free end of the at least one cut-out portion extends into the first area of the cavity while the remaining material layer extends into the second area of the cavity; and wherein the remaining material layer substantially surrounds the at least one cut-out portion.