SUBMARINE CABLE INSTALLING DEVICE WHICH CAN EXCAVATE A SEA FLOOR IN CONSIDERATION OF THE GRADIENT OF SEAFLOOR

摘要

PURPOSE: A submarine cable installing device is provided to excavate a sea floor and control an excavated depth in consideration of the gradient of seafloor.;CONSTITUTION: A submarine cable installing device is composed like next. An underwater excavator receiving fluid pressure and air from a barge floating on the water is established on a seafloor. A bit coupler(110) is united with the end of an arm of an underwater excavator. An excavation bit(130) equipped with a circular superlight tip(131) is established on a bit connecting device to be rotated by a hydraulic motor(120). A hydraulic hammer(140) is located on the top of the excavation bit.;COPYRIGHT KIPO 2012