| 摘要 |
PROBLEM TO BE SOLVED: To provide a movable floor vertically moving unit capable of easily changing a conventional pool with no movable floor into a pool with a movable floor in a short construction period without modification. SOLUTION: The movable floor vertically moving unit A is detachably mounted on a bottom face 2 of the pool, and the movable floor 1 of a desired size is supported by the movable floor vertically moving unit A. In the movable floor vertically moving unit A, a pair of main links 11 and 12 pivotally connected in an X-shape, a driving link 13 pivotally connected to one main link 11 in a position higher than a connecting point C1 of both main links 11 and 12, and a cylinder 29 connected to the driving link 13 are provided on one base 5. The movable floor 1 is vertically moved by sliding a lower end part of the driving link 13 by the, cylinder 29.
|
