Overload prevention apparatus for jacking system of offshore str

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188180, 254 95, 405198, 318 8, 318 15, 318 98, G06F 1520, H02K 714, E02B 1708

Patent

active

048856983

ABSTRACT:
An overload prevention apparatus for a jacking system of a rack and pinion type for use in offshore structures is disclosed. Each of the pinions is provided with a torque meter and tachometer for detecting a relative position between the pinion and the rack. The information detected by the torque meter and the tachometer are respectively fed to a computer the output of which is supplied to an adjust unit for equalizing the load on the jacking system.

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