Title:
LAUNCH AND RECOVERY SYSTEM USING ELECTROMAGNET, STRUCTURE, AND CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/063624
Kind Code:
A1
Abstract:
Provided is a launch and recovery system for lifting an object by using an electromagnet. This system includes a support, a vertical bar, a cross bar, a winch, a cable, and an electromagnet. Either (i) the electromagnet has a concave bottom surface, and the top surface of the object, which is the part that becomes magnetically attached to the electromagnet, is a magnetic material and has a convex shape so as to correspond to the concave bottom surface of the electromagnet or (ii) the electromagnet has a convex bottom surface, and the top surface of the object, which is the part that becomes magnetically attached to the electromagnet, is a magnetic material and has a concave shape so as to correspond to the convex bottom surface of the electromagnet, wherein the concave portion of the top surface of the object has a drainage groove that allows water to drain without becoming stagnant.
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Inventors:
KWON GI SUNG (KR)
HAN SANG HOON (KR)
GONG IN TAEK (KR)
HAN SANG HOON (KR)
GONG IN TAEK (KR)
Application Number:
PCT/KR2022/014466
Publication Date:
April 20, 2023
Filing Date:
September 27, 2022
Export Citation:
Assignee:
SHECO CO LTD (KR)
International Classes:
B66C1/08; B63B35/32; B63H5/08; B66C1/16; B66C13/40; B66C23/42; B66C23/48; B66D1/60; E02B15/04; E02B15/10
Foreign References:
| US20100122650A1 | 2010-05-20 | |||
| KR20210051841A | 2021-05-10 | |||
| KR102170353B1 | 2020-10-27 | |||
| KR940011417A | 1994-06-21 | |||
| KR101834137B1 | 2018-03-05 |
Attorney, Agent or Firm:
LEE, Chul (KR)
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