Patent ID: 8545965
Filing Date: 2013-10-01
Classification: B29C,B29K,B29L,B32B,B60R,G10K,Y10T

Abstract:
1. Method for manufacturing a lightweight structural trim part, comprising: inserting a plurality of layers into a moulding tool comprising a first moulding half and a second moulding half, wherein the second moulding half includes a plurality of cup-like indentations, and wherein the plurality of layers includes: closing the moulding tool such that a first space is formed between the air permeable film layer and the first moulding half, and causing the first air permeable skin layer to be pressed against the first moulding half; shaping and consolidating the first air permeable skin layer; charging with pressurized gas the said first space via the first moulding half through the formed first air permeable skin layer and the air permeable film layer, in order to press the second skin layer against the second moulding half; shaping and consolidating the second skin layer; bonding the first and second skin layers to each other in an area between the cup-like indentations, in order to form a lightweight structural trim part comprising a plurality of cup-like cavities; and opening the moulding tool and removing the lightweight structural trim part from the moulding tool.