| 摘要 |
The invention consists of modification to the groove of the side panels and integration of locking system on seat and foot plates of the adjustable chair for children. The upright panel of the adjustable high chair has grooves with a single or plurality of holes along the top and bottom surfaces of the groove to catch a comparable interlocking device, for locking desired object at various positions. The modification to the groove allows more versatility to adjustment of height, and exchanging the usability of the adjustable chair to other types of fixtures. In addition to the modification, similar groove system is to be added to the outer surface of the side panels to accommodate changing positions of the food tray or grab rail in accordance to the changing positions of the seat plates. This groove system can also be applied to other adjustable chairs.
|
