公开(公告)号：US20200080283A1

公开(公告)日：2020-03-12

申请号：US16250617

申请日：2019-01-17

Applicant: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY

Inventor： Changjoo SHIN ,  Osoon KWON ,  Jungmin SEO ,  Hyoun KANG ,  Jiwon PARK ,  Doseoung KIM

IPC: E02F5/06 ,  H02G1/10 ,  E02F9/08

Abstract: The underwater trencher includes an underwater moving body, and a trench digger provided in the underwater moving body by a support plate and a cutter support provided on an upper surface of the underwater moving body; a cable guide member configured to guide the submarine cable to a trench excavated by the trench digger is coupled to the cutter support; and an upwardly opened guide portion of the cable guide member is provided with a depressor configured to press downwards the submarine cable drawn into and guided by the cable guide member or to release a pressing force so as to relax a tensioned state of the submarine cable when tension is generated in the submarine cable.