Image Number 5 for United States Patent #6035962.
An easily-combinable and movable speaker case includes two side boards, a front holed board, a speaker support board, an electric circuit board, a rear control board, a cap board, a bottom board, and a pull member. The two side boards are spaced apart parallel and respectively has a plurality of vertical position grooves and posts spaced apart on an inner surface for inserting the front holes board, the speaker support board, the electric circuit board and the control board in the position grooves of the two side board. Then the cap board and the bottom board are respectively fixed on and under the two side boards with screws. Further two rollers are fixed under the bottom board to permit the speaker case inclinedly move on the ground by pulling the pull member.