发明名称 |
METHOD AND APPARATUS FOR PRESTRESSED CONCRETE PILES |
摘要 |
This invention relates to the manufacturing method and apparatus of the reinforcing cage which is laid in prestressed concrete piles as an adjunct material. The reinforcing cage consists of main reinforcing iron bars and assistant reinforcing rod which is coiled around main reinforcing iron bars. The apparatus is composed of fixed cylindrical electrode and rotating electrode for welding and tempering.
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申请公布号 |
KR870000791(B1) |
申请公布日期 |
1987.04.18 |
申请号 |
KR19820002574 |
申请日期 |
1982.06.09 |
申请人 |
ASAHI CHEMICAL INDUSTRY CO.,LTD.;HIRAOKA KINZOKU KOGYO K.K. |
发明人 |
YAO YUGO;FUKUHARA DETSUKAZU;GOBAYASHI GUNIHIRO;INOUE YOSHIO;DANAKA MASAHO;SHISHIDO TOMIO |
分类号 |
E02D5/58;(IPC1-7):E02D5/58 |
主分类号 |
E02D5/58 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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