作者: Svenson Julilan Michael
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摘要: A hinge assembly for a folding closure includes plurality of elongated, planar panels, each which has pair parallel sides, and flanges on side with the one extending in direction perpendicular to plane panel other second opposite direction; pivotally connecting panels by relationship other, including an elongated body having generally triangular cross section, C-shaped grooves length proximate two adjacent corners body, opening directions receiving permitting rotation about longitudinal axis between open closed position, opposed stops at outer ends limiting position.