| 摘要 |
An awning structure of the type having a frame work in which some parts are bent into a radius, and a fabric cover secured snugly over the frame, the curved frame parts extending generally between a vertical and a lower portion, and some of the frame parts being of identical cross-section, defining a generally U-shaped channel, with opposed side walls, and a bottom wall joining the side walls, and the side walls defining an open mouth remote from the bottom wall, an intermediate bracing wall extending from the bottom wall between the side walls, the side walls and the intermediate wall lying in planes parallel to one another and spaced apart from one another, and the intermediate wall defining a free edge, terminating substantially adjacent the open mouth, a bridge wall extending between each side wall and the intermediate wall, the bridge wall being spaced inwardly from the open mouth, and defining a generally arch shape in section.
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