A grid network for a battery plate is provided. The grid network includes a plurality of spaced apart grid wire elements, each grid wire element having opposed ends joined to one of a plurality of nodes. Each node includes the juncture of one of the opposed ends of a plurality of the grid wire eleme
A grid network for a battery plate is provided. The grid network includes a plurality of spaced apart grid wire elements, each grid wire element having opposed ends joined to one of a plurality of nodes. Each node includes the juncture of one of the opposed ends of a plurality of the grid wire elements to define a plurality of open spaces in the grid network. At least one of the grid wire elements has a first transverse cross-section intermediate its opposed ends that is a different shape than a second transverse cross-section at at least one of the grid wire element's opposed ends.
대표청구항▼
1. A grid for a battery comprising: a stamped grid network having a plurality of frame elements surrounding the stamped grid network forming a frame, one of the frame elements having a current collector lug;the stamped grid network comprising a plurality of spaced apart grid wire elements coupled to
1. A grid for a battery comprising: a stamped grid network having a plurality of frame elements surrounding the stamped grid network forming a frame, one of the frame elements having a current collector lug;the stamped grid network comprising a plurality of spaced apart grid wire elements coupled to the frame, each grid wire element having opposed ends, each opposed end being joined to one of a plurality of nodes to define a plurality of open spaces, the open spaces not having any structural members provided therein;at least a portion of the grid wire elements having a transverse cross-section which is a non-rectangular convex polygon;wherein the grid network and frame define a first planar surface opposed a second planar surface extending from a top frame member to a bottom frame member, and the transverse cross-section extends between the planar surfaces. 2. The grid of claim 1, wherein one frame element of the plurality of frame elements includes an area of increased thickness below a lug, wherein grid wires in proximity to the lug have a first width proximate to the one frame element which is greater than a second width proximate to a second frame element. 3. The grid of claim 1, wherein the transverse cross-section is octagonal. 4. The grid of claim 1, wherein the grid wire elements have a side surface and include a recessed area on the side surface. 5. The grid of claim 1, wherein the grid wire elements having a transverse cross-section which is non-rectangular are coined grid wire elements. 6. The grid of claim 1, wherein the non-rectangular cross-section of the grid wire extends ninety percent of a length of the grid wire. 7. The grid of claim 1, wherein the grid wires join at nodes forming an inner radius. 8. The grid of claim 1, wherein the stamped grid network further comprises horizontal grid wire elements and vertical grid wire elements. 9. The grid of claim 1, wherein the stamped grid network has a vertical grid wire element extending from the top frame element and parallel to the side frame element forming a radius line running through the vertical grid wire element, and an additional grid wire element extending radially from the top frame element such that it intersects the radius line. 10. A battery including the grid of claim 1. 11. A grid for a battery comprising: a stamped grid network having grid wire elements with a smooth outer surface and rectangular cross section formed by the stamping process, wherein one or more ofthe grid wire elements are reshaped to have a non-rectangular transverse cross-section, the stamped grid network bordered by at least one frame element, one of the frame elements having a current collector lug;the grid network comprising a plurality of spaced apart grid wire elements, each grid wire element having opposed ends, each opposed end being joined to one of a plurality of nodes to define a plurality of open spaces, more than one of said plurality of open spaces having four sides, a first two of the sides being parallel to one another, and a second two of the sides being parallel to one another and perpendicular to the first two sides, the open spaces being free of additional grid wire elements interconnecting any two of the four sides; andone or more of the nodes having a reshaped transverse cross-section which is non-rectangular taken across adjacent open spaces diagonally opposite said one of a plurality of nodes. 12. The grid of claim 11, wherein the transverse cross-section is octagonal. 13. The grid of claim 11, wherein the grid wire elements have a side surface and include a recessed area on the side surface. 14. The grid of claim 11, wherein the grid wires join at nodes forming an inner radius. 15. The grid of claim 11, wherein the grid wire elements and nodes having the non-rectangular transverse cross-section are coined. 16. The grid of claim 11, wherein the non-rectangular cross-section of the grid wire extends ninety percent of a length of the grid wire. 17. The grid of claim 11, wherein the stamped grid network further comprises horizontal grid wire elements and vertical grid wire elements. 18. The grid of claim 11, wherein the stamped grid network has a vertical grid wire element extending from the top frame element and parallel to the side frame element forming a radius line running through the vertical grid wire element, and an additional grid wire element extending radially from the top frame element such that it intersects the radius line. 19. A battery including the grid of claim 11. 20. A grid for a battery comprising: a stamped grid network bordered by frame elements, the frame elements including a top frame element, a bottom frame element and a side frame element, the top frame element having a current collector lug;the stamped grid network having grid wires with a smooth outer surface and rectangular cross section formed by the stamping process which grid wires are reshaped to have a non-rectangular transverse cross-section, the stamped grid network comprising a plurality of spaced apart grid wire elements joined with a plurality of nodes to define a plurality of open spaces, the open spaces being devoid of structural elements provided in between the grid wire elements, the stamped grid network having a vertical grid wire element extending from the top frame element and parallel to the side frame element forming a radius line running through the vertical grid wire element, and an additional grid wire element extending radially from the top frame element such that it intersects the radius line. 21. The grid of claim 20, wherein one frame element of the plurality of frame elements includes an area of increased thickness below a lug, wherein grid wires in proximity to the lug have a first width proximate to the one frame element which is greater than a second width proximate to a second frame element. 22. The grid of claim 20, wherein the transverse cross-section is octagonal. 23. The grid of claim 20, wherein the grid wire elements have a side surface and include a recessed area on the side surface. 24. The grid of claim 20, wherein the grid wire elements and nodes having a transverse cross-section which is non-rectangular are coined. 25. The grid of claim 20, wherein the non-rectangular cross-section of the grid wire elements extends a length of the grid wire. 26. The grid of claim 20, wherein the grid wires join at nodes forming an inner radius. 27. The grid of claim 20, wherein the stamped grid network further comprises horizontal grid wire elements and vertical grid wire elements. 28. A battery including the grid of claim 20. 29. A battery comprising: a battery grid comprising a frame having a plurality of frame elements surrounding a grid network formed by stamping, the grid network including reshaped grid wire elements and nodes interconnecting the grid wire elements, the reshaped grid wire elements and nodes having a transverse cross-sectional shape deformation formed by coining of the grid wire elements, the grid network and frame elements define opposed planar surfaces extending from a top frame member to a bottom frame member, each grid wire element being joined to one of the nodes to define a plurality of open spaces, the open spaces having four sides provided through the battery grid perpendicular to the opposing planar surfaces. 30. The battery of claim 29, wherein the transverse cross-sectional shape deformation is octagonal.
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