| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an oil tank for a hydraulic elevator facilitating the installation of a float for preventing the leakage of oil from an oil tank caused by the generation of an earthquake regardless of the shape of the oil tank and the presence of a protrusion. SOLUTION: An oil tank device for a hydraulic elevator provided with a float 6 at the oil level part of an oil tank 2 of the hydraulic elevator is provided with block floats 6A, 6B of approximately square shape from the top view, and connecting means 6a, 6b, 6c for connecting other block floats to the peripheral edge parts of at least two sides of the block floats 6A, 6B.</p> |
