| 摘要 |
A rail set assembly includes following elements. A retainer is capable of being fixed to a frame by a bending portion thereof and thus to provide a supporting force to the rail. The retainer further has a positioning locking hole. An engaging unit has a plurality of through holes and bending sides on each of a long upper side and a long lower side. The engaging unit can further retain the retainer in a certain position. A sliding track has a front fixing unit, a rear post, a long slot at a central part thereof. The sliding track further has a bending portion on each of an upper and a lower side of the track, and the sliding track is parallel and slidable along the engaging unit. An embedding unit has a guide block and a positioning block. |
