IP Library Granted Patent US 6,938,946
Granted Patent B2
US 6,938,946 · App. 10/792,050 · Granted Sep 6, 2005

Car body part and method of its production

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Quick Facts
Patent No.
US 6,938,946
App. No.
10/792,050
Granted
Sep 6, 2005
Kind
B2
Abstract

A car body part for a motor vehicle has an outer skin formed of an at least partially deformable material. An inner layer is formed of a foamed plastic. A mounting part which is placed in a recess of the outer skin and is anchored via an interlocking fit between the outer skin and a deformed portion of the mounting part. The interlocking fit may be created when the foamed plastic is expanded in a mold, which increases interior pressure within the mold and deforms the outer skin against the mounting part.

Claims (12)

1. A car body part system for a motor vehicle comprising:

a first car body part having

an outer skin formed of an at least partially deformable material, said outer skin having a recess,

an inner layer formed of foamed plastic; and

a second car body part placed in said recess, wherein the second car body part is anchored in the recess by an interlocking fit between the recess and the second car body part.

2. The car body part system of claim 1 , wherein said second car body part has an edge portion that is curved in two opposite directions, wherein said edge portion being positioned within said recess.

3. The car body part system of claim 1 , wherein the interlocking fit is created by pressure applied by the inner layer onto the outer skin, wherein the pressure from the inner layer deforms the outer skin at the recess against the second car body part.

4. The car body part system of claim 1 , wherein the inner layer is reinforced with glass fibers.

5. The car body part system of claim 1 , wherein the second car body part has at least one anchoring protrusion that fits snugly against the outer skin.

6. The car body part system of claim 1 , wherein the second car body part is accessible from a side of said outer skin facing away from the inner layer.

7. The car body part system of claim 1 , wherein the outer skin is made of plastic.

8. The car body part system of claim 1 , wherein the first car body part is a roof module.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 28, 2010
From: ARVINMERITOR GMBH
To: ROOF SYSTEMS GERMANY GMBH
Reel/Frame 025543/0236 →