| 摘要 |
<p>The curtain rod is made of sheet metal which is bent or stamped out and is open at one end. The cross section of the rod has two lengthwise grooves (11,12) on two opposite sides (17,18) next to the base (16) of the rod (10). Each groove (11,12) has a rounded shape and extends the length of the section (10). The two grooves can be discontinued along the length of the rod. The grooves are engaged by strips on a support.</p> |
