Title:
DOUGHNUT-SHAPED HOLLOW CORE BODY, BIDIRECTIONAL HOLLOW CORE SLAB USING THE SAME, AND CONSTRUCTION METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2011/049387
Kind Code:
A2
Abstract:
The present invention relates to a lightweight bidirectional hollow core slab, and a doughnut-shaped hollow core body which may be advantageously used in the construction of a bidirectional hollow core slab. The doughnut-shaped hollow core body according to the present invention includes an outer skin entirely formed in the doughnut shape, wherein a hollow portion with a circular section is formed in the center of a solid body and corners are rounded with curved surfaces. The bidirectional hollow core slab according to the present invention is finished by stably positioning the doughnut-shaped hollow core body in the concrete slab in such a manner that the doughnut-shaped hollow core body is restrained and mounted in steel reinforcement cages or on the slab upper and lower steel reinforcements.
Inventors:
LEE SEUNG CHANG (KR)
OH JEONG KEUN (KR)
CHOI CHANG SIK (KR)
CHOI HYUN KI (KR)
OH JEONG KEUN (KR)
CHOI CHANG SIK (KR)
CHOI HYUN KI (KR)
Application Number:
PCT/KR2010/007237
Publication Date:
April 28, 2011
Filing Date:
October 21, 2010
Export Citation:
Assignee:
SAMSUNG C&T CORP (KR)
IUCF HYU (KR)
LEE SEUNG CHANG (KR)
OH JEONG KEUN (KR)
CHOI CHANG SIK (KR)
CHOI HYUN KI (KR)
IUCF HYU (KR)
LEE SEUNG CHANG (KR)
OH JEONG KEUN (KR)
CHOI CHANG SIK (KR)
CHOI HYUN KI (KR)
International Classes:
E04B5/38; E04B5/43
Foreign References:
| KR100779900B1 | 2007-11-28 | |||
| JP2001003506A | 2001-01-09 | |||
| JP3723876B2 | 2005-12-07 | |||
| KR100875697B1 | 2008-12-23 | |||
| KR20070030748A | 2007-03-16 |
Attorney, Agent or Firm:
KOH, Young-Hoe (KR)
고영회 (KR)
고영회 (KR)
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