| 摘要 |
<p>The hinge arrangement for the sunblind, which is suitable also for similar devices, consists of a vertical rectangular strut (5) terminating in a rectangular block with a spring wire attachment containing a torsion spring one end fixed to the strut and the other end to the slotted attachment to the remainder of the blind. One spring at one end of the blind is wound in a left handed direction and the spring at the other end is wound in the right handed direction. To stabilise the construction against the wind a cross stay device is provided at each end of the wall attachment.</p> |
