Patent ID: 7766414
Filing Date: 2010-08-03
Classification: B60J

Abstract:
1. A closure assembly for a vehicle comprising: an inner panel that is made from magnesium alloy AZ31 sheet metal; an outer panel, operatively connected to the inner panel such that said inner panel and said outer panel define a cavity therebetween; a unitary reinforcement panel attached to said inner panel and said outer panel and inside said cavity; wherein one of said outer panel and said unitary reinforcement panel is made of a first type of sheet metal; wherein the other of said outer panel and said unitary reinforcement panel is made of a second type of sheet metal, the second type being different from the first type; wherein said outer panel and said unitary reinforcement panel are not made from magnesium alloy AZ31 sheet metal; wherein said unitary reinforcement panel is characterized by stiffening corrugations and defines a plurality of apertures for mounting of hardware; wherein said unitary reinforcement panel at least partially defines a sidewall extending laterally from the periphery of said unitary reinforcement panel; and wherein said unitary reinforcement panel at least partially defines a second sidewall on an opposing side of said unitary reinforcement panel.