Patent ID: 11912339
Assignee: DIVERGENT TECHNOLOGIES, INC.
Field: Other special machines (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 14:
15. An additively manufactured hollow chassis structure, comprising:
a skin having an external surface, an inner surface, and a hollow volume bounded by the skin; and
a plurality of self-supporting structures coupled to the inner surface of the skin along a plurality of corresponding edge lines, such that at least one self-supporting structure of the plurality of self-supporting structures extends across at least a portion of the hollow volume of the skin to support the skin at a desired dimension of the printed chassis structure,
wherein the plurality of self-supporting structures enclose areas of the printed chassis structure, and
wherein the plurality of self-supporting stiffening structures comprises a first parallel set of stiffening structures, a second parallel set of stiffening structures that intersects the first parallel set, and a third parallel set of stiffening structures that intersects the first parallel set and the second parallel set.