초록 ▼

A portion of a chassis comprised of a material forming a portion of the exterior of the chassis and a high-density flexible material adjacent an inner surface of the portion of the chassis with air holes formed contiguously through both the portion of the chassis and the high-density flexible materi

A portion of a chassis comprised of a material forming a portion of the exterior of the chassis and a high-density flexible material adjacent an inner surface of the portion of the chassis with air holes formed contiguously through both the portion of the chassis and the high-density flexible material.

대표청구항 ▼

1. A chassis, comprising:a source of audible noise within the chassis;a first layer comprised of material that forms at least a portion of the exterior of the chassis, and having a plurality of perforations formed therethrough; anda second layer adjacent to the first layer, comprised of a high-densi

1. A chassis, comprising:a source of audible noise within the chassis;a first layer comprised of material that forms at least a portion of the exterior of the chassis, and having a plurality of perforations formed therethrough; anda second layer adjacent to the first layer, comprised of a high-density flexible material, and having a plurality of perforations formed therethrough that align and cooperate with the plurality of perforations formed through the first layer to define a plurality of air holes that are contiguous to permit a flow of cooling air between the interior and exterior of the chassis to cool an electronic device within the chassis through the first and second layers. 2. The chassis of claim 1, wherein the high-density flexible material of the second layer reflects a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 3. The chassis of claim 1, wherein the material of the second layer is rubber. 4. The chassis of claim 1, wherein the material of the second layer is a high-density foam. 5. The chassis of claim 1, further comprising a third layer adjacent to the second layer and comprised of an open-cell material, wherein the plurality of air holes extend to form contiguous channels through the first, second and third layers to permit a flow of cooling air through the first, second and third layers, and wherein the open-cell material of the third layer forms a portion of the surface of each of the contiguous channels to absorb at least one sound wave striking said surface. 6. The chassis of claim 5, wherein the open-cell material absorbs a sound wave generated by the source of audible noise that is substantially within the range of 500 Hz to 5 KHz. 7. The chassis of claim 5, wherein the open-cell material is an open-cell foam. 8. The chassis of claim 5, wherein the thickness of the open-cell material is substantially greater than the width of at least one of the plurality of air holes so that at least one sound wave must be substantially aligned with the at least one air hole to pass through the air hole without being reflected by the second layer or absorbed by the third layer. 9. The chassis of claim 5, further comprising a fourth layer adjacent to the third layer and comprised of a high-density flexible material, and wherein the plurality of air holes extend to form contiguous channels through the first, second, third and fourth layers to permit a flow of cooling air through the first, second, third and fourth layers. 10. The chassis of claim 9, wherein the high-density flexible material of the fourth layer reflects a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 11. The chassis of claim 9, wherein the material of the fourth layer is rubber. 12. The chassis of claim 9, wherein the material of the fourth layer is a high-density foam. 13. A method comprising:enclosing a source of audible noise within a chassis;adding a first layer adjacent to an inner surface of a portion of the exterior wall of the chassis that is comprised of high-density flexible material;forming a plurality of air holes that form contiguous channels through both the portion of the exterior wall of the chassis and the first layer; andeffecting a flow of cooling air to cool an electronic device with the chassis through the plurality of air holes. 14. The method of claim 13, further comprising selecting the high-density flexible material of the first layer to reflect a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 15. The method of claim 13, wherein adding the first layer comprises adding a layer of rubber. 16. The method of claim 13, wherein adding the first layer comprises adding a layer of high-density foam. 17. The method of claim 13, further compr ising adding a second layer adjacent to the first layer that is comprised of an open-cell material and extending the air holes to form contiguous channels through the portion of the exterior wall of the chassis, the first layer and the second layer such that the open-cell material of the second layer forms a portion of the surface of each of the contiguous channels to absorb at least one sound wave striking said surface. 18. The method of claim 17, further comprising selecting the open-cell material to absorb a sound wave generated by the source of audible noise that is substantially within the range of 500 Hz to 5 KHz. 19. The method of claim 17, wherein adding the second layer comprises adding a layer of open-cell foam. 20. The method of claim 17, further comprising selecting the thickness of the open-cell material substantially greater than the width of at least one of the plurality of air holes so that at least one sound wave must be substantially aligned with the at least one air hole to pass through the air hole without being reflected by the first layer or absorbed by the second layer. 21. The method of claim 17, further comprising adding a third layer adjacent to the second layer that is comprised of a high-density flexible material and extending the air holes to form contiguous channels through the portion of the exterior wall of the chassis, the first layer, the second layer and the third layer to permit a flow of cooling air through the first, second and third layers. 22. The method of claim 21, further comprising selecting the high-density flexible material of the third layer to reflect a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 23. The method of claim 21, wherein adding the third layer comprises adding a layer of rubber. 24. The method of claim 21, wherein adding the third layer comprises adding a layer of high-density foam. 25. A bezel, comprising:a first layer comprised of material that provides a surface that becomes part of an external surface of a chassis when the bezel is installed on the chassis, and having a plurality of perforations formed therethrough, wherein the chassis encloses a source of audible noise;a second layer adjacent to the first layer, comprised of a high-density flexible material, and having a plurality of perforations formed therethrough that align and cooperate with the plurality of perforations formed through the first layer to define contiguous air holes to permit a flow of cooling air between the interior and exterior of chassis to cool an electronic device within the chassis through the first and second layers. 26. The bezel of claim 25, wherein the high-density flexible material of the second layer reflects a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 27. A chassis door for a chassis enclosing a source of audible noise, comprising:a first layer comprised of material that provides a portion of the external face of the door, and having a plurality of perforations formed therethrough;a second layer adjacent to the first layer, comprised of a high-density flexible material, and having a plurality of perforations formed therethrough that align and cooperate with the plurality of perforation formed through the first layer to define a plurality of air holes that are contiguous to permit a flow of cooling air between the interior and exterior of the chassis to cool an electronic device within the chassis through the first and second layers. 28. The chassis door of claim 27, wherein the high-density flexible material of the second layer reflects a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz. 29. The chassis door of claim 27, further comprising a third layer adjacent to the second layer and comprised of an open-cell material, and wherein the plurality of air holes extend to form contiguous channels through the first, second and third layers to permit a flow of cooling air through the first, second and third layers, and wherein the open-cell material of the third layer forms a portion of the surface of each of the contiguous channels to absorb at least one sound wave striking said surface. 30. The chassis door of claim 29, wherein the open-cell material is an open-cell foam. 31. The chassis door of claim 29, further comprising a fourth layer adjacent to the third layer and comprised of a high-density flexible material, and wherein the plurality of air holes extend to form contiguous channels through the first, second, third and fourth layers. 32. The chassis door of claim 31, wherein the high-density flexible material of the fourth layer reflects a sound wave generated by the source of audible noise towards the interior of the chassis that is substantially within the range of 500 Hz to 5 KHz.