US Patent 11832731 Telescopic stool

A telescopic stool, including: a stool surface, a stool base, a telescopic mechanism, and a transition mechanism for connecting the stool surface to the telescopic mechanism; wherein the telescopic mechanism is able to be switched between an unfolded state and a contracted state; the telescopic mechanism includes a plurality of connecting pieces capable of moving relative to each other and a fixation mechanism disposed on the plurality of connecting pieces; and the fixation mechanism is configured to keep the telescopic mechanism in the unfolded state.