| 摘要 |
<p>A folding door, of the kind composed by an array of wooden slats connected by intermediate hinge elements; the intermediate hinge elements are of wood, preferably of the same color and grain of the wood the slats are made of, and a metallic hinge element is hidden within the strips of wood interposed between any two wooden slats so that the external appearance is that of an all-wooden assembly both when the door is outstretched and when it is folded.</p> |
