Sheet metal assembly having one stiffening members with a predetermined draw depth
AssigneeGM Global Technology Operations LLC
InventorsAndrew Clay Bobel, Louis G. Hector, JR., Erik Brandon Golm, Anil K. Sachdev, Charles E. Jensen
Life of this patent
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Abstract
A sheet metal assembly includes a drawn metal sheet constructed of a metal material. The drawn metal sheet defines a surface and includes one or more stiffening features disposed along the drawn metal sheet. The one or more stiffening features represents a raised area disposed along the surface of the drawn metal sheet. Each of the one or more stiffening features include a predefined draw depth ranging from about twenty millimeters to about eighty millimeters.
Claims20
A sheet metal assembly, comprising:
- a drawn metal sheet constructed of a metal material, wherein the drawn metal sheet defines a surface, and wherein the drawn metal sheet comprises:
- one or more stiffening features disposed along the drawn metal sheet, wherein the one or more stiffening features represents a raised area disposed along the surface of the drawn metal sheet, and wherein each of the one or more stiffening features include a predefined draw depth ranging from about twenty millimeters to about eighty millimeters.
A method of creating a sheet metal assembly including a drawn metal sheet, wherein the method comprises:
- providing a blank, wherein the blank is constructed of a metal material;
- and
- stamping the blank into the drawn metal sheet by forming one or more stiffening features along a surface of the drawn metal sheet, wherein the one or more stiffening features represents a raised area disposed along the surface of the drawn metal sheet, and wherein each of the one or more stiffening features include a predefined draw depth ranging from about twenty millimeters to about eighty millimeters.
Dependencies are inferred from the claim text.