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Patent Searching and Data


Title:
POWER STEEL, AND APPARATUS AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2017/200301
Kind Code:
A1
Abstract:
The present invention relates to power steel, and an apparatus and a method for manufacturing the same and, more specifically, to power steel, and an apparatus and a method for manufacturing the same, the apparatus and the method being capable of providing the power steel having a plurality of coupling tie insertion holes, into which coupling ties can be inserted at predetermined intervals, formed by using a boring device in a state in which a boring support rod having holes for forming the coupling tie insertion holes is inserted into a power steel material, of which the middle is empty, thereby enabling the power steel to be provided without folding.

Inventors:
LEE, Sang Soo (26-20, Neolti 1-gil Gyeryong-myeon,Gongju-si, Chungcheongnam-do, 32613, KR)
Application Number:
KR2017/005131
Publication Date:
November 23, 2017
Filing Date:
May 17, 2017
Export Citation:
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Assignee:
LEE, Sang Soo (26-20, Neolti 1-gil Gyeryong-myeon,Gongju-si, Chungcheongnam-do, 32613, KR)
International Classes:
B21D28/34; B21D28/28; B21D43/02; E04G17/14
Attorney, Agent or Firm:
K2B INTERNATIONAL PATENT AND LAW FIRM (303-ho, 220 Cheongsa-ro,Seo-gu, Daejeon, 35209, KR)
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