Patent ID: 8281778

Claim:
A venting system for a stove having a bottom opening where the venting system is disposed, comprising: a screen, disposed beneath the bottom opening; an elevation means for adjusting a height of the screen so as to enable the screen to selectively move close to or away from the bottom opening, the elevation means comprising a main body and an adjuster, the main body having a fixation portion and a connecting portion, the fixation portion is fixed to a bottom of the stove, the adjuster movably connected to the connecting portion; wherein the screen comprises an elevator, the elevator and the adjuster are in a motional operative relationship, the elevator is movable by the adjuster to selectively move close to or away from the bottom opening; wherein the adjuster comprises two opposite pivoting rods, each of which has a first end and a second end, the first end of each pivoting rod pivots the connecting portion of the main body, and the second ends of the pivoting rods are bridged by an operation portion.