Patent ID: 7008018

Claim:
An adjustable high chair, comprising: a seat portion; a backrest pivotally connected to the seat portion; and an adjusting unit pivotally connected to the seat portion and the backrest; said adjusting unit further comprising: a guiding piece connected to the backrest; an actuating piece movably restricted by the guiding piece; at least a transmitting piece, one end thereof connected to the actuating piece; a sliding piece connected to the other end of the transmitting piece; and a securing piece passing through the sliding piece, two ends thereof engaged to the seat portion to restrict the backrest from pivotally rotating relative to the seat portion; wherein the backrest is allowed to pivotally rotate relative to the seat portion when the actuating piece is pressed and the securing piece is cooperated to the extent that the two ends of the securing piece are escaped from the seat portion; wherein the seat portion has a plurality of flutes for the securing piece to be respectively engaged into so that the backrest is fixed relatively to the seat portion at a predetermined angle; wherein a plurality of recesses are further provided in one of the flutes for the securing piece to respectively engaged into; wherein the adjusting unit is further provided with a button which serves as a safety lock and is connected to the actuating piece wherein when the button is pressed, the ends of the securing piece are disengaged from the corresponding recesses.