| 摘要 |
<p>The present invention relates to a sliding window 100 with improved air tightness including a window frame 110 having a plurality of rails 111 disposed along the longitudinal direction thereof at least one pair of window sashes 120 slidingly coupled to the rails 111 and wheel assemblies 200 rotatably mounted on facing surfaces 123 of the window sashes 120 laid on each other when the window sashes 120 are closed whereby at the moment when the wheel assemblies 200 are rolling contacted with the facing surfaces 123 of the window sashes 120 upon the closing manipulation of the window sashes 120 the window sashes 120 are horizontally moved in the direction perpendicular to the sliding direction thereof.</p> |
