Title:
ROUND SLING AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2010/085078
Kind Code:
A2
Abstract:
The present invention relates to a round sling, and more particularly, to a round sling and to a method for manufacturing same in which threads are twisted according to a predetermined fracture ratio, coated with a conductor, and extrusion-molded together with a core tube. The thus-manufactured round sling can be determined to be undamaged and used when the round sling conducts electric current, and prevented from being used when the round sling does not conduct electric current and the round sling is determined to be damaged at a level higher than a preset damage level. Thus, the round sling of the present invention prevents negligent accidents.
Inventors:
BAE SEOUNG NAM (KR)
Application Number:
PCT/KR2010/000357
Publication Date:
July 29, 2010
Filing Date:
January 20, 2010
Export Citation:
Assignee:
YOO GEUN IM (KR)
BAE SEOUNG NAM (KR)
BAE SEOUNG NAM (KR)
International Classes:
D07B1/16; B66C1/12; B66C1/18; D07B1/02
Foreign References:
| KR20080005085U | 2008-10-30 | |||
| US6289742B1 | 2001-09-18 | |||
| EP1818444A1 | 2007-08-15 |
Attorney, Agent or Firm:
AJU KIM CHANG & LEE (KR)
특허법인아주양헌 (KR)
특허법인아주양헌 (KR)
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