发明名称 |
METHOD FOR ALUMINUM ALLOY TUBE AND THE DRAWING EQUIPMENT |
摘要 |
PURPOSE: An aluminum alloy pipe, a manufacturing method thereof, and a drawing device are provided to minimize aluminum consumption and electricity consumption and to reduce costs and stating time. CONSTITUTION: An aluminum alloy pipe(1) is used for a fixing roller or a driving roller. The aluminum alloy pipe is formed into a cylindrical shape and one or more spiral reinforcing bars(2) inwardly projected are arranged in an inner wall of the aluminum alloy pipe. The spiral angle of the spiral reinforcing bars is 0-45°.
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申请公布号 |
KR20120082509(A) |
申请公布日期 |
2012.07.24 |
申请号 |
KR20110003789 |
申请日期 |
2011.01.14 |
申请人 |
JI, YOUNG JUN |
发明人 |
JI, YOUNG JUN;YAMAZAKI MUTSUMI |
分类号 |
B65H27/00;B21C1/00;B21C23/08;G03G15/00 |
主分类号 |
B65H27/00 |
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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