Extraction device for submerged rope used for boat mooring, has rigid bar, rope which is connected to mooring post and inflatable component that is inflatable by water supplied through water hose

摘要

The extraction device has a rigid bar (19) and a rope (18) which is connected to a mooring post (21). A water hose (5) connected to the water supply (2), supplies water to the rope tip (27). A limiter (24) limits movement of rigid bar, when an inflatable component (20) is inflated by water. The rope and hose are adjustable in height relative to water level (4). The rigid bar comprising telescopic bar, is raised by a hydraulic arm.