| 摘要 |
PROBLEM TO BE SOLVED: To suppress with high reliability the vertical swinging of elevators. SOLUTION: A car 1 suspended by ropes is guided up and down by guide rails 11, 11 installed in an elevator shaft 3. The car 1 is provided with a pair of left-hand and right-hand tie-down devices 12, 12. The tie-down devices 12, 12 are provided with friction pieces 22, 22, which press down on both sides of the guide rails 11, 11. |
