The present application discloses a helmet, an impact liner system for a helmet, and energy management structures for a helmet. The helmet generally comprises a helmet shell and an impact liner system removably attached to the helmet shell. In certain embodiments, the impact liner system comprises a
The present application discloses a helmet, an impact liner system for a helmet, and energy management structures for a helmet. The helmet generally comprises a helmet shell and an impact liner system removably attached to the helmet shell. In certain embodiments, the impact liner system comprises a plurality of compressible energy management structures and one or more carriers for supporting the energy management structures within the helmet shell. The energy management structures are positioned between an interior surface of the helmet shell and the head of a user when the impact liner system is attached to the helmet shell.
대표청구항▼
1. An impact liner system for a helmet, comprising: a plurality of compressible energy management structures positioned between an interior surface of a helmet shell and the head of a user when the impact liner system is attached to the helmet shell, wherein each energy management structure comprise
1. An impact liner system for a helmet, comprising: a plurality of compressible energy management structures positioned between an interior surface of a helmet shell and the head of a user when the impact liner system is attached to the helmet shell, wherein each energy management structure comprises an outer wall and an inner wall substantially surrounded by the outer wall, wherein the outer and inner walls are configured to bend when the exterior of the helmet shell is impacted by an object; andone or more carriers for supporting the plurality of energy management structures within the helmet shell, the carrier comprising a plurality of openings, each opening configured to receive an energy management structure;wherein the outer wall of the energy management structures extend between the interior of the helmet shell and the carrier of the impact liner system; andwherein each energy management structure comprises a top portion attached to a bottom portion, the top portion comprising the inner wall and a top wall and the bottom Portion comprising the outer wall and a bottom wall, and wherein the inner wall extends from the top wall toward the bottom wall and the outer wall extends between the bottom wall and the top wall. 2. The impact liner system of claim 1, wherein the outer wall of at least one energy management structure is cylindrical. 3. The impact liner system of claim 2, wherein the inner wall of the at least one energy management structure is cylindrical. 4. The impact liner system of claim 2, wherein the inner wall of the at least one energy management structure is conical. 5. The impact liner system of claim 1, wherein a bottom of the inner wall is spaced away from a bottom of the outer wall. 6. The impact liner system of claim 1, wherein the top wall comprises a central opening that at least partially forms the inner wall. 7. The impact liner system of claim 1, wherein the inner wall is conical and outer wall is cylindrical. 8. The impact liner system of claim 1, wherein the bottom wall and the top wall comprise one or more openings that permit air to escape from within the energy management structure during impact. 9. The impact liner system of claim 1, wherein a bottom of the inner wall is spaced away from the bottom wall and a bottom of the outer wall. 10. The impact liner system of claim 9, wherein the distance between the bottom of the inner wall and the bottom of the outer wall is between about 0.050 inch and about 0.75 inch. 11. The impact liner system of claim 1, wherein the top portion is removably attached to the bottom portion. 12. The impact liner system of claim 1, wherein the energy management structures are removably attached in the openings of the carrier. 13. The impact liner system of claim 1 further comprising one or more pads attached to one or more of the energy management structures and positioned between the energy management structure and the head of the user. 14. The impact liner system of claim 13, wherein the one or more pads comprise a compressible structure having a hemispherical body portion and are attached to a top wall of the one or more of the energy management structures. 15. The impact liner system of claim 13, wherein at least one energy management structure comprises an attachment feature for attaching the one or more pads to the energy management structure. 16. The impact liner system of claim 1, wherein at least one energy management structure comprises an attachment feature for removably attaching the energy management structure to the helmet shell. 17. An energy management structure for a helmet, comprising: a bottom portion comprising a bottom wall and a cylindrical a outer wall extending from the bottom wall; anda top portion attached to the bottom portion, the top portion comprising a top wall and a conical inner wall extending from the top wall toward the bottom wall, wherein the outer wall extends between the bottom wall and the top wall; andwherein the energy management structure is configured to be positioned between the head of user and an interior surface of a helmet shell such that the top wall is adjacent the head of the user and the bottom wall is adjacent the interior surface of the helmet shell, and wherein the outer and inner walls are configured to bend when an exterior of the helmet shell is impacted by an object. 18. The energy management structure of claim 17 further comprising a compressible pad structure attached to the top wall and comprising a hemispherical body portion. 19. The energy management structure of claim 17, wherein the bottom wall and the top wall comprise one or more openings that permit air to escape from within the energy management structure during impact. 20. The energy management structure of claim 17, wherein a bottom of the inner wall is spaced away from the bottom wall and a bottom of the outer wall. 21. The energy management structure of claim 20, wherein the distance between the bottom of the inner wall and the bottom of the outer wall is between 0.05 inch and 0.75 inch. 22. The energy management structure of claim 17, wherein the top portion is removably attached to the bottom portion. 23. An energy management structure for a helmet, comprising: a top wall comprising one or more openings;a compressible inner wall extending from the top wall;a compressible outer wall that substantially surrounds the inner wall; anda compressible pad structure attached to the top wall and comprising a hemispherical body portion;wherein the energy management structure is configured to be positioned between the head of user and an interior surface of a helmet shell such that the compressible pad structure is adjacent the head of the user and a bottom of the outer wall is adjacent the interior surface of the helmet shell, and wherein the inner and outer walls are configured to bend when an exterior of the helmet shell is impacted by an object; andwherein the inner wall is conical and outer wall is cylindrical. 24. The energy management structure of claim 23, wherein a bottom of the inner wall is spaced away from a bottom of the outer wall. 25. The energy management structure of claim 23 further comprising a top portion attached to a bottom portion, wherein the top portion comprises the top wall and the inner wall and the bottom portion comprises the outer wall. 26. The energy management structure of claim 25 wherein the top portion is removably attached to the bottom portion.
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