A truss structure may include a plurality of load bearing members, or force members, that are joined at a plurality of nodes to define a load bearing structure. The truss structure may include a plurality of longitudinal members extending in parallel along a longitudinal length of the truss structur
A truss structure may include a plurality of load bearing members, or force members, that are joined at a plurality of nodes to define a load bearing structure. The truss structure may include a plurality of longitudinal members extending in parallel along a longitudinal length of the truss structure, and a plurality of transverse members defining a plurality of helical structures. The plurality of helical structures may be joined to the plurality of longitudinal members at corresponding plurality of nodes. The plurality of helical structures may provide buckling support to the plurality of longitudinal members, so that an axial load, or compressive load, or buckling load, may be effectively carried by the truss structure.
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1. A three-dimensional (3D) load bearing structure, comprising: a plurality of helical structures concentrically arranged about a central longitudinal axis, wherein each of the plurality of helical structures includes: a plurality of strands of pre-impregnated carbon fiber filament material; anda po
1. A three-dimensional (3D) load bearing structure, comprising: a plurality of helical structures concentrically arranged about a central longitudinal axis, wherein each of the plurality of helical structures includes: a plurality of strands of pre-impregnated carbon fiber filament material; anda poly paraphenylene terephthalamide binding material on an outer peripheral portion of the strands of filament material, holding the plurality of strands of filament material together; anda plurality of longitudinal members each aligned in parallel with the central longitudinal axis, each of the plurality of longitudinal members including a pultruded rod or tube made of a carbon fiber material; anda coupling mechanism including a poly paraphenylene terephthalamide binding material, coupling the plurality of helical structures to the plurality of longitudinal members at a respective plurality of nodes, wherein each node of the plurality of nodes is defined at a point at which a longitudinal member, of the plurality of longitudinal members, and at least one helical structure, of the plurality of helical structures, overlap. 2. The structure of claim 1, wherein each of the plurality of helical structures includes: the plurality of strands of pre-impregnated carbon fiber filament material arranged in tows; andthe poly paraphenylene terephthalamide binding material on an outer peripheral portion of the tows of carbon fiber filament material, holding the plurality of tows together in a set cross sectional shape along a length of the respective helical structure. 3. The structure of claim 2, wherein the binding material extends in a helical pattern along the outer peripheral portion of the tows of carbon fiber filament material. 4. The structure of claim 2, wherein each of the plurality of longitudinal members includes: the pultruded rod or tube including a plurality of strands of pre-impregnated carbon fiber filament material arranged in tows; andthe poly paraphenylene terephthalamide binding material on an outer peripheral portion of the tows of carbon fiber filament material, holding the plurality of tows together in a set cross sectional shape along a length of the longitudinal member. 5. The structure of claim 4, wherein the plurality of helical structures and the plurality of longitudinal members are cured and hardened after coupling of the plurality of helical structures and the plurality of longitudinal members at the plurality of nodes. 6. The structure of claim 1, wherein the at least one helical structure includes a first helical structure and a second helical structure of the plurality of helical structures, and wherein the coupling mechanism includes, at each node of the plurality of nodes, the poly paraphenylene terephthalamide binding material binding the respective longitudinal member with the first helical structure and the second helical structure, with the longitudinal member positioned between the first helical structure and the second helical structure. 7. The structure of claim 1, wherein the at least one helical structure includes a first helical structure and a second helical structure of the plurality of helical structures, and wherein the coupling mechanism includes, at each node of the plurality of nodes, the poly paraphenylene terephthalamide binding material binding the respective longitudinal member with the first helical structure and the second helical structure, with the longitudinal member positioned at an outer peripheral portion of the first and second helical structures. 8. The structure of claim 1, wherein the plurality of longitudinal members are arranged symmetrically with respect to a central plane extending through the central longitudinal axis. 9. A method, comprising: sequentially arranging a plurality of helical structures concentrically about a central longitudinal axis, each of the plurality of helical structures including a plurality of pre-impregnated carbon fiber filaments bound by a poly paraphenylene terephthalamide binding material; arranging a plurality of longitudinal members about the central longitudinal axis such that each of the plurality of longitudinal members is aligned in parallel with the central longitudinal axis, each of the plurality of longitudinal members including a pultruded rod or tube made of carbon fiber material; andcoupling the plurality of helical structures to the plurality longitudinal members at a respective plurality of nodes, each node of the plurality of nodes being defined at a point at which a longitudinal member, of the plurality of longitudinal members, and at least one helical structure, of the plurality of helical structures, cross, including:at each node, of the plurality of nodes, binding, with a poly paraphenylene terephthalamide binding material, the longitudinal member with a previously cured and hardened first helical structure and a previously cured second helical structure, of the plurality of helical structures. 10. The method of claim 9, further comprising: curing the coupled plurality of helical structures and the plurality of longitudinal members to form a load bearing structure, including heating the coupled plurality of helical structures and the plurality of longitudinal members so as to harden the plurality of helical structures and the plurality of longitudinal members. 11. The method of claim 9, wherein arranging the plurality of longitudinal members about the central longitudinal axis includes arranging the plurality of longitudinal members symmetrically with respect to a central plane extending through the central longitudinal axis. 12. The method of claim 9, wherein coupling the plurality of helical structures to the plurality of longitudinal members at the respective plurality of nodes includes: at each node, of the plurality of nodes, binding the longitudinal member with a first helical structure and a second helical structure, of the plurality of helical structures, with the poly paraphenylene terephthalamide binding material, with the longitudinal member positioned between the first helical structure and the second helical structure. 13. The method of claim 9, wherein coupling the plurality of helical structures to the plurality longitudinal members at the respective plurality of nodes includes: at each node, of the plurality of nodes, binding the longitudinal member with a first helical structure and a second helical structure, of the plurality of helical structures, with the poly paraphenylene terephthalamide binding material, with the first helical structure and the second helical structure positioned between the central longitudinal axis and the longitudinal member, such that the longitudinal member is positioned along an outer peripheral portion of a load bearing structure formed by the coupled plurality of helical structures and plurality of longitudinal members.
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