Patent ID: 7506935

Claim:
An adjustment means for a chair comprising: a seat brace including lower and upper support plates fixed thereon, respectively; a back brace including a second end tightly disposed between the lower and upper support plates of the seat brace, with friction generated between the lower and upper support plates and the second end of the back brace, respectively; a locating portion defined on the second end of the back brace; an adjustment unit having an end that is pivotally connected to the seat brace and another end opposite to the seat brace and exposed outside thereof for a user to grip in operation; and an actuated element, with the end of the adjustment unit inserted through the actuated element, with an engaged end formed on the actuated element and in communication with the locating portion; wherein when the adjustment unit is turned, the engaged end of the actuated element drives the locating portion to move the back brace with respect to the seat brace.