| 摘要 |
An enclosure and method that includes a plurality of surrounding sidewalls that are each about a longitudinal axis forming a plurality of longitudinal axes that are substantially each co-axially positioned to one another for the plurality of surrounding sidewalls. Each surrounding sidewall including a first end portion and a second end portion with the longitudinal axis spanning therebetween, each surrounding sidewall also having an interior portion and an exterior portion. Further included in the enclosure is an attachment element disposed within each said interior portion that is operational to attach the surrounding sidewalls to one another such that each longitudinal axis is substantially co-axial resulting in two oppositely disposed sidewall free end portions. Also included in the enclosure is a pair of arcuate covers, wherein each cover is adjacent to each sidewall free end portion, wherein the covers are arced inwardly toward the interior portion.
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