| 摘要 |
A sliding door panel assembly comprises at least one movable door panel and a roller assembly. The roller assembly includes at least one roller mounted on an axle and at least one roller clamping plate receiving the axle. The vertical load of the door panel is substantially borne by the at least one roller. A track may be disposed beneath the roller assembly, and the roller is movable along the track. The door panel is movable by moving the roller along the track. |
