| 摘要 |
<p>For use in a swimming pool, a vertically adjustable pool platform, hydraulic cylinders to vertically raise and lower said platform, fasteners connecting the pool platform to the hydraulic cylinders for vertically raising and lowering the platform and a vertical barrier extending from adjacent the pool platform adjacent the open deep end of the pool to the bottom of the pool, the barrier permitting water to pass there through.</p> |
