| 摘要 |
There is now provided a swinging door with a door closer having a slide rail at the door frame with a suspension system for adjusting the height of the slide rail with respect to the door frame. The suspension system comprises a height adjustment device, which comprises a threaded sleeve (5) that has a first female thread (5d) and a threaded bush (4) that has a male thread (4c). The threaded bush (4) can be screwed into the first female thread (5d) of the threaded sleeve (5) to adjust the height of the slide rail, and the slide rail (2) is located on the exposed side of the threaded bush (4). |
