Helmet and/or a helmet liner with at least one internal flexibility sipe with an attachment to control and absorb the impact of torsional or shear forces
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A42B-003/00
A42B-003/10
출원번호
US-0765413
(2013-02-12)
등록번호
US-8732868
(2014-05-27)
발명자
/ 주소
Ellis, Frampton E.
출원인 / 주소
Ellis, Frampton E.
대리인 / 주소
Mendelsohn, Drucker & Dunleavy, P.C.
인용정보
피인용 횟수 :
4인용 특허 :
326
초록▼
A helmet and/or helmet liner having one or more internal flexibility sipes for controlling and absorbing the impact of torsional or shear forces, including, for example, at least a first bladder, chamber, or compartment having an inner surface; a second bladder, chamber, or compartment having at lea
A helmet and/or helmet liner having one or more internal flexibility sipes for controlling and absorbing the impact of torsional or shear forces, including, for example, at least a first bladder, chamber, or compartment having an inner surface; a second bladder, chamber, or compartment having at least one cavity or void that at least partially encloses at least one gas, and an outer surface located in the first bladder, chamber, or compartment, as viewed in a cross-section, and at least one internal sipe, which is defined by a portion of the inner surface of the first bladder, chamber, or compartment and a portion of the outer surface of the second bladder, chamber, or compartment. The surface portions defining the internal sipe oppose each other and are configured to be movable relative to each other in a sliding motion and have at least one centrally located attachment between the surface portions.
대표청구항▼
1. A helmet and/or helmet liner, having one or more internal flexibility sipes, said helmet and/or helmet liner comprising: at least a first bladder, chamber, or compartment having an inner surface;at least a second bladder, chamber, or compartment of a non-foamed plastic material and/or a non-blown
1. A helmet and/or helmet liner, having one or more internal flexibility sipes, said helmet and/or helmet liner comprising: at least a first bladder, chamber, or compartment having an inner surface;at least a second bladder, chamber, or compartment of a non-foamed plastic material and/or a non-blown rubber material located within and surrounded by said first bladder, chamber, or compartment, as viewed in a cross-section, and said a second bladder, chamber, or compartment having at least one cavity or void that least partially encloses at least one gas, as viewed in a cross-section, and an outer surface; andat least one said internal sipe of said helmet and/or helmet liner; wherein said at least one internal sipe is defined by at least a portion of said inner surface of said first bladder, chamber, or compartment and at least a portion of said outer surface of said second bladder, chamber, or compartment; andsaid surface portions defining said at least one internal sipe oppose each other and said first and second bladders, chambers, or compartments are configured such that said surface portions defining said at least one sipe are movable relative to each other in a sliding motion; andat least one attachment between said surface portions defining said at least one internal sipe, said at least one attachment being located at a central portion of said second bladder, chamber, or compartment. 2. The helmet and/or helmet liner according to claim 1, wherein said at least one internal sipe separates most but not all of said inner surface of said first bladder, chamber or compartment and said outer surface of said second bladder, chamber or compartment. 3. The helmet and/or helmet liner according to claim 2, wherein said at least one internal sipe includes a media. 4. The helmet and/or helmet liner according to claim 3, wherein said media is a lubricant. 5. The helmet and/or helmet liner according to claim 1, wherein at least a portion of said surface portions defining said at least one internal sipe are in contact with each other. 6. The helmet and/or helmet liner according to claim 1, wherein said surface portions defining said at least one internal sipe are in contact with each other. 7. The helmet and/or helmet liner according to claim 1, wherein said at least one internal sipe is a slit. 8. The helmet and/or helmet liner according to claim 1, wherein said surface portions defining said internal sipe are substantially parallel. 9. The helmet and helmet liner as claimed in claim 1. 10. The helmet and/or helmet liner as claimed in claim 1, wherein the one or more attachments are configured to break away to compensate for a predetermined torsional load. 11. The helmet and/or helmet liner as claimed in claim 1, wherein the one or more attachments are configured to return to their positions prior to the application of the predetermined torsional load upon relief of the predetermined torsional load. 12. The helmet and/or helmet liner as claimed in claim 1, wherein the one or more attachments are configured to be reset or replaced when the predetermined torsional load is relieved. 13. The helmet as claimed in claim 1. 14. The helmet liner as claimed in claim 1. 15. The helmet and/or helmet liner as claimed in claim 1, wherein said second bladder, chamber, or compartment comprises one or more structural elements. 16. The helmet and/or helmet liner as claimed in claim 15, wherein said second bladder, chamber, or compartment and/or one or more structural elements comprises at least one foamed plastic material and/or blown rubber material. 17. The helmet and/or helmet liner as claimed in claim 15, wherein said second bladder, chamber, or compartment and/or one or more structural elements is defined by at least one layer of foamed or non-foamed plastic material and/or blown or non-blown rubber material. 18. The helmet and/or helmet liner as claimed in claim 1, wherein said second bladder, chamber, or compartment comprises one or more openings. 19. The helmet and/or helmet liner as claimed in claim 1, wherein said surface portions defining said at least one internal sipe move relative to each other in a sliding motion in response to torsional and/or shear forces on said helmet and/or helmet liner to assist in controlling and absorbing an impact of said torsional and/or shear forces on an intended wearer. 20. The helmet and/or helmet liner as claimed in claim 1, wherein said second compartment, chamber or bladder is completely surrounded by said second chamber, compartment or bladder, as viewed in a cross-section. 21. A helmet and/or helmet liner having one or more internal flexibility sipes, said helmet and/or helmet liner comprising: at least a first bladder, chamber, or compartment having an inner surface;at least a second bladder, chamber or compartment located within and surrounded by said first bladder, chamber, or compartment, as viewed in a cross-section, said second bladder, chamber or compartment having an outer surface; and said second bladder, chamber, or compartment being defined by one or more structural elements of a foamed plastic material and/or a blown rubber material, said one or more structural elements extending to proximate to an upper portion and an opposing lower portion of said inner surface of said first bladder, chamber or compartment, as viewed in a cross section when the helmet and/or helmet liner is in an upright position;at least one said internal sipe of said helmet and/or helmet liner; wherein said at least one internal sipe is defined by at least a portion of said inner surface of said first bladder, chamber, or compartment and at least a portion of said outer surface of said one or more structural elements; andsaid surface portions defining said at least one internal sipe oppose each other and said first and second bladders, chambers, or compartments are configured such that said surface portions defining said at least one sipe are movable relative to each other in a sliding motion; andat least one attachment between said surface portions defining said at least one sipe, said at least one attachment located at a central portion of said second bladder, chamber, or compartment. 22. The helmet and/or helmet liner as claimed in claim 21, wherein said second bladder, chamber, or compartment is integrally formed by one or more structural elements of a foamed plastic material and/or a blown rubber material. 23. The helmet and/or helmet liner according to claim 21, wherein said at least one internal sipe separates most but not all of said inner surface of said first bladder, chamber or compartment and said outer surface of said second bladder, chamber, or compartment. 24. The helmet and/or helmet liner according to claim 23, wherein said at least one internal sipe includes a media. 25. The helmet and/or helmet liner according to claim 24, wherein said media is a lubricant. 26. The helmet and/or helmet liner according to claim 21, wherein at least a portion of said surface portions defining said at least one internal sipe are in contact with each other. 27. The helmet and/or helmet liner according to claim 21, wherein said surface portions defining said at least one internal sipe are in contact with each other. 28. The helmet and/or helmet liner according to claim 21, wherein said at least one internal sipe is a slit. 29. The helmet and/or helmet liner according to claim 21, wherein said surface portions defining said internal sipe are substantially parallel. 30. The helmet and helmet liner as claimed in claim 21. 31. The helmet and/or helmet liner as claimed in claim 21, wherein the one or more attachments are configured to break away to compensate for a predetermined torsional load. 32. The helmet and/or helmet liner as claimed in claim 21, wherein the one or more attachments are configured to return to their positions prior to the application of the predetermined torsional load upon relief of the predetermined torsional load. 33. The helmet and/or helmet liner as claimed in claim 21, wherein the one or more attachments are configured to be reset or replaced when the predetermined torsional load is relieved. 34. The helmet as claimed in claim 21. 35. The helmet liner as claimed in claim 21. 36. The helmet and/or helmet liner as claimed in claim 21, wherein said inner bladder, chamber, or compartment comprises one or more openings. 37. A helmet and/or helmet liner having one or more internal flexibility sipes, said helmet and/or helmet liner comprising: at least a first bladder, chamber, or compartment having an inner surface;at least a second bladder, chamber or compartment being defined at least by at least one layer of foamed or non-foamed plastic material and/or blown or non-blown rubber material located within and surrounded by said first bladder, chamber, or compartment, as viewed in a cross-section, and said at least one layer having an outer surface; andat least one said internal sipe of said helmet and/or helmet liner; wherein said at least one internal sipe is defined by at least a portion of said inner surface of said first bladder, chamber, or compartment and at least a portion of said outer surface of said at least one layer; andsaid surface portions defining said at least one internal sipe oppose each other and said first and second bladders, chambers, or compartments are configured such that said surface portions defining said at least one sipe are movable relative to each other in a sliding motion; andat least one attachment between said surface portions defining said at least one sipe, said at least one attachment located at a central portion of said second bladder, chamber, or compartment. 38. The helmet and/or helmet liner according to claim 37, wherein said at least one internal sipe separates most but not all of said inner surface of said first bladder, chamber or compartment and said outer surface of said at least one layer. 39. The helmet and/or helmet liner according to claim 38, wherein said at least one internal sipe includes a media. 40. The helmet and/or helmet liner according to claim 39, wherein said media is a lubricant. 41. The helmet and/or helmet liner according to claim 37, wherein at least a portion of said surface portions defining said at least one internal sipe are in contact with each other. 42. The helmet and/or helmet liner according to claim 37, wherein said surface portions defining said at least one internal sipe are in contact with each other. 43. The helmet and/or helmet liner according to claim 37, wherein said at least one internal sipe is a slit. 44. The helmet and/or helmet liner according to claim 37, wherein said surface portions defining said internal sipe are substantially parallel. 45. The helmet and helmet liner as claimed in claim 37. 46. The helmet and/or helmet liner as claimed in claim 37, wherein the one or more attachments are configured to break away to compensate for a predetermined torsional load. 47. The helmet and/or helmet liner as claimed in claim 37, wherein the one or more attachments are configured to return to their positions prior to the application of the predetermined torsional load upon relief of the predetermined torsional load. 48. The helmet and/or helmet liner as claimed in claim 37, wherein the one or more attachments are configured to be reset or replaced when the predetermined torsional load is relieved. 49. The helmet as claimed in claim 37. 50. The helmet liner as claimed in claim 37. 51. The helmet and/or helmet liner as claimed in claim 37, wherein said at least one layer comprises one or more structural elements.
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이 특허에 인용된 특허 (326)
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