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US 2015/0020388 A1Published application
Uniframe and method of making the same
AssigneeGM Global Technology Operations LLC
InventorsEdward D. Moss, Peter M. Parlow, Robert N. Saje, Giles D. Bryer, Jonathan J. Andrews
Life of this patent
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Abstract
On variation may include using a plurality of node structures to assemble a uniframe.
Claims20
A method comprising:
- assembling a vehicle uniframe comprising:
- providing a right and left rail assembly comprising:
- providing a right side and left side front node structure and a right side and left side rear node structure having at least one chassis component attachment point and at least one fixture mounting point;
- attaching the left and the right front node structures and the left and right rear node structures to an assembly fixture;
- top loading a right and left center rail segment onto the right and left front and rear node structures respectively;
- axially inserting a right and left front rail segment into the right and left front node structures respectively;
- and
- axially inserting a right and left rear rail segment into the right and left rear node structures respectively.
5 more elements
A method comprising:
- assembling a rail assembly comprising:
- providing a right side and left side front node structure and a right side and left side rear node structure having at least one chassis component attachment point and at least one fixture mounting point;
- top loading a right and left center rail segment onto the right and left front and rear node structures respectively;
- axially inserting a right and left front rail segment into the right and left front node structures respectively;
- and
- axially inserting a right and left rear rail segment into the right and left rear node structures respectively.
3 more elements
A method comprising:
- assembling a vehicle uniframe comprising:
- machining at least one node structure to include a plurality of assembly critical points and building a uniframe within a required tolerance based on the plurality of assembly critical points.
A product comprising:
- a rail assembly;
- wherein the rail assembly comprises a front rail segment, a front node structure, a center rail assembly, a rear node structure, and a rear rail segment.
Dependencies are inferred from the claim text.