Patent EA-001305-B1 (EA)
Title: Puncture, pierce and cut resistant fabric
Inventor: KIM YOUNG HWA
IPC: A61B19/04
Filed: 1998-05-27
Abstract: 1. A fabric comprised of a sheet of a plurality of solid objects arranged in a tessellation pattern having means for interconnecting adjacent solid objects. 2. The fabric of claim 1, wherein the means for interconnecting the solid objects is adapted for slideable interconnection. 3. The fabric of claim 1, further comprising a plurality of sheets arranged in a stack. 4. The fabric of claim 3, further comprising a means for interconnecting the sheets. 5. The fabric of claim 4, wherein the means for interconnecting the sheets is adapted for slideable interconnection. 6. The fabric of claim 5, also comprising a means for returning solid objects within a sheet from a stretched position to a compressed position. 7. The fabric of claim 6, wherein the means for slideably interconnecting the sheets is adapted to limit the movement of the sheets relative to one another a predetermined distance. 8. The fabric of claim 7, wherein the means for slideably interconnecting the solid objects is adapted to limit stretching of the solid objects relative to one another a predetermined distance. 9. The fabric of claim 8, wherein the solid objects are planar platelets. 10. The fabric of claim 9, wherein the tessellation pattern of the planar platelets is a repeating pattern of planar platelets arranged in a plane so that the distal end of each tab of the planar platelet forms a right angle with the distal end of adjacent tabs of adjacent planar platelets with a corner of the distal end of each adjacent tab forming the apex of a right angle. 11. The fabric of claim 10, wherein each sheet is shiftable parallel to the adjacent sheet. 12. The fabric of claim 11, wherein all sheets in the stack are identical and each sheet is shiftable parallel to the adjacent sheet for a distance whereby the tab of each planar platelet in one sheet is in line with and overlapping the tab of each planar platelet in the adjacent sheet. 13. The fabric of claim 12, wherein a plurality of rivets are inserted perpendicular to the plane of the fabric through each of the apertures formed by opposing edges of tabs of adjacent planar platelets and opposing base edges of adjacent planar platelets. 14. The fabric of claim 13, wherein all of the planar platelets are substantially identical and all of the rivets are substantially identical. 15. The fabric of claim 14, wherein the means for slideably interconnecting the planar platelets is an interconnecting material. 16. The fabric of claim 15, wherein the interconnecting material is elastomeric. 17. The fabric of claim 15, wherein the interconnecting material interconnects the planar platelets. 18. The fabric of claim 15, wherein the interconnecting material interconnects the rivets on at least one side of the fabric. 19. The fabric of claim 17, wherein the interconnecting material is a membrane. 20. The fabric of claim 18, wherein the interconnecting material is a net. 21. The fabric of claim 15, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means is an interconnecting material inherently stretchable to a predetermined limit. 22. The fabric of claim 15, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means is a non-stretchable flexible material having a predetermined length of slack when the fabric is compressed so that the maximum stretch of the fabric is a distance equal to the predetermined length of slack. 23. The fabric of claim 21, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means interconnects the planar platelets. 24. The fabric of claim 21, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means interconnects the rivets. 25. The fabric of claim 15, wherein the interconnecting material interconnects the planar platelets between adjacent sheets. 26. The fabric of claim 19, wherein the membrane has perforations in axial alignment with each aperture. 27. The fabric of claim 15, wherein the interconnecting material is a net interconnecting the tabs of planar platelets between adjacent sheets. 28. The fabric of claim 25, further comprising interconnecting material, which interconnects the top surface of the planar platelets in the stack. 29. The fabric of claim 25, further comprising interconnecting material, which interconnects the bottom surface of the planar platelets in the stack. 30. The fabric of claim 13, wherein the rivets and the platelets are formed of material from the group consisting of a metal, metal alloy, plastic, composite material, ceramic, and glass. 31. The fabric of claim 13, wherein the planar platelet has a thickness sufficient to resist a predetermined piercing or cutting force. 32. A fabric comprised of: (a) two sheets, each sheet having a plurality of solid objects arranged in a tessellation pattern having (I) means for slideably interconnecting the solid objects, (II) means for returning the sheet from a stretched position to a compressed position and (III) means for limiting the movement of the solid objects relative to one another for a predetermined amount; and (b) each sheet in stacked arrangement with the other sheet having means for slideably interconnecting the sheets and means for limiting the movement of the sheets relative to one another for a predetermined amount. 33. A fabric comprised of a plurality of plates arranged in a sheet with a means for slideably interconnecting the plates. 34. The fabric of claim 33, wherein the fabric is comprised of a plurality of sheets arranged in a stack. 35. The fabric of claim 34, wherein each sheet is shiftable parallel to the adjacent sheet. 36. The fabric of claim 35, wherein each sheet is shifted so that the center of each plate on one layer is centered over the intersection of the corners of the plates of the adjacent layer. 37. The fabric of claim 33, wherein the means for slideably interconnecting the plates is an interconnecting material affixed to the plates. 38. The fabric of claim 37, wherein the interconnecting material forms a membrane. 39. The fabric of claim 37, wherein the interconnecting material forms a net. 40. The fabric of claim 33, further comprising a means for limiting the maximum stretch allowed by the slideable interconnection means. 41. The fabric of claim 40, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means is an interconnecting material inherently stretchable to a predetermined limit. 42. The fabric of claim 40, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means is a non-stretchable fiber having a predetermined length of slack when the fabric is compressed so that the maximum stretch of the fabric is a distance equal to the predetermined length of slack. 43. The fabric of claim 34, wherein the means for slideably interconnecting the plates is an elastomeric material interposed between adjacent sheets and bonded to the plates of adjacent sheets. 44. The fabric of claim 43, wherein the interconnecting material forms a membrane. 45. The fabric of claim 43, wherein the interconnecting material forms a net. 46. A fabric comprised of: (a) two sheets, each sheet having a plurality of solid objects arranged in a tessellation pattern having (I) means for slideably interconnecting the solid objects, and (II) means for limiting the movement of the solid objects relative to one another for a predetermined amount; and (b) each sheet in stacked arrangement with the other sheet having means for slideably interconnecting the sheets and means for limiting the movement of the sheets relative to one another for a predetermined amount. 47. A method of protecting a surface from punctures, pierces and cuts comprising the steps of: (a) forming a fabric comprised of a plurality of sheets, each sheet having a plurality of solid objects arranged in a tessellation pattern with a means of interconnecting adjacent solid objects; and (b) covering the surface to be protected with the fabric. 48. The fabric of claim 1, wherein the solid objects are identical solid objects arranged in a tessellation pattern, said tessellation pattern having four solid objects adjacent to each solid object. 49. The fabric of claim 48, wherein the tessellation pattern has six solid objects adjacent to each solid object. 50. The fabric of claim 1, wherein the solid objects are regular polygons. 51. The fabric of claim 18, wherein the interconnecting material is a net. 52. The fabric of claim 18, wherein the interconnecting material is a membrane. 53. The fabric of claim 22, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means interconnects the planar platelets. 54. The fabric of claim 22, wherein the means for limiting the maximum stretch allowed by the slideable interconnection means interconnects the rivets.