Three - storey lift - shift middle - exit garage PSH3-D1

Operation principle: the parking board of the upper floor and pit floor rise and fall, and there is an empty space on the ground floor. The parking board of the ground floor moves and changes the space horizontally. The parking board of the upper floor and pit floor rise and fall through the empty space to the ground (middle floor) to pick up (store) the car, and the car parked on the ground floor can be opened directly.