| 摘要 |
PROBLEM TO BE SOLVED: To provide movable waterproofing equipment which does neither necessitate especially the power for driving a waterproofing board, nor the space for installation, and which can surely be driven manually or automatically when needed. SOLUTION: The equipment is constituted of the waterproofing boards (2, 50) checking penetration of water such as seawater, river water or rainwater into a basement (G) and a driving device which drives the waterproofing boards (2, 50) upward from the underground position along a guide device or side walls (10, 60). The waterproofing boards (2, 50) are disposed at the underground position below the entrance of the basement (G). The driving device is constituted of a hydraulic piston cylinder unit (20) supplied with city water. |
