Patent ID: 8337273

Claim:
A toy parking set comprising: at least two floors; a tower connected to the toy parking set and including an opening defined through a wall thereof and the opening being located corresponding each of the at least two floors, the tower including two opposite walls other than the wall having the opening, one of the two opposite walls having a slot defined therethrough; a box movably received in the tower and an operation unit connected on a top of the box, the operation unit including a frame within which a space is defined, the frame fixed on the top of the box and having a hole defined through an end thereof, and a shaft located in the space and a spring mounted to the shaft, the shaft including a flange at a first end thereof and the spring being biased between the flange and an inside of the end of the frame, a second end of the shaft extending through the hole of the box and the slot of the tower and being connected to an end member.