| 摘要 |
A foldable highchair comprising a support leg frame and a seat assembly connected to the support leg frame wherein the support leg frame comprises front and rear pivotally attached leg frames, the seat assembly has a seat plate 21 connected pivotally to the front and rear leg frames with a pivotally connected backrest 22 and wherein there is a backrest supporting device comprising an adjusting unit 44 mounted to the support leg frame and a connecting rod 41 disposed on the rear of the backrest 22 which can be selectively engaged with the adjusting unit 44 to allow pivoting of the backrest 22 or lock it in place. The adjusting mechanism 44 may have a plurality of positioning slots 442 and the rod 41 may be held in a channel adjacent to the slots by a stop block 446 which can be depressed to release it. The rod 41 may be U shaped and have a pair of spring biasing devices 42. |
