| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an elevator device having a cylindrical shaft precluded from generating deformation in a doorway by preventing lowering of strength. SOLUTION: Members 4a, 4b, 5 for constituting a peripheral edge of the doorway 7 are joined to an edge of the each doorway 7 in the cylindrical shaft 1 provided with the doorways 7 for the plural floors, to be opposed in their faces.</p> |
