| 摘要 |
The car park has a main tube body (a), a vertical guide pipe body (3) mounted with pallets of many steps to move reciprocally up and down and rotate, and a reduction gear (9) of a motor (8) to mesh with the screw thread of (3). Operation of a hydraulic cylinder (6) and the motor (8) makes the pallets (4) to revolve and move up and down reciprocally to allow many automobiles in parking in a small space.
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