Title:
FOLDING SYSTEM FOR TEMPORARY LIFTING DEVICE FOR STEAM GENERATOR
Document Type and Number:
WIPO Patent Application WO/2020/184783
Kind Code:
A1
Abstract:
The present invention relates to a folding system for a temporary lifting device for a steam generator, the folding system comprising: a pair of girders, which are spaced apart from each other and installed on a crane inside a reactor containment building; a lower structure, which is installed above the pair of girders, includes a pair of sill beams facing each other and a pair of tie struts facing each other, and is formed in a rectangular shape, the tie struts being hinged to the sill beams in a foldable manner; and an upper structure, which is installed above the lower structure, and to which a steam generator can be connected, wherein when the lower structure is formed in the rectangular shape, a width formed by the pair of sill beams and a width formed by the pair of tie struts are each larger than a separation width formed by the pair of girders.
Inventors:
KIM YUN HEUNG (KR)
YOON JUN SEOK (KR)
KANG WANG MYUNG (KR)
CHUNG SUK KYU (KR)
SON BYUNG IL (KR)
LEE JANG YOUNG (KR)
HWANG JOO SOON (KR)
YOON JUN SEOK (KR)
KANG WANG MYUNG (KR)
CHUNG SUK KYU (KR)
SON BYUNG IL (KR)
LEE JANG YOUNG (KR)
HWANG JOO SOON (KR)
Application Number:
PCT/KR2019/007353
Publication Date:
September 17, 2020
Filing Date:
June 18, 2019
Export Citation:
Assignee:
SAMJIN IND CO LTD (KR)
KOREA HYDRO & NUCLEAR POWER CO (KR)
KOREA HYDRO & NUCLEAR POWER CO (KR)
International Classes:
G21C19/20; B66C23/18; F22B37/00
Foreign References:
| JP2018004328A | 2018-01-11 | |||
| KR20120091996A | 2012-08-20 | |||
| JP2012136339A | 2012-07-19 | |||
| US20040046544A1 | 2004-03-11 | |||
| KR20030040576A | 2003-05-23 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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