发明名称 |
APPARAT FOR ATT ASTADKOMMA ETT ROR FOR VERMETRANSPORT |
摘要 |
An apparatus for producing a wire fin tube for heat transfer which comprises a wire fin forming station, a fin guiding station, a wire fin delivery station, a tube feeding device and a welding device, whereby a plurality of wires are simultaneously shaped into wavy wires which in turn are wound around a tube in the form of plural helices. The fin guiding station is characterized by having at least two different paths of different lengths whereby the wavy wires are wound around the tube in at least two different phases. |
申请公布号 |
SE445618(B) |
申请公布日期 |
1986.07.07 |
申请号 |
SE19800005049 |
申请日期 |
1980.07.09 |
申请人 |
NISHIYODO AIR CONDITIONER CO LTD |
发明人 |
1)M * OGATA;2)M * YOSHIHARA;3)M * TADA |
分类号 |
B21C37/22;B21C37/26;B21D53/06;F28F1/12;(IPC1-7):B21C37/22;B21D53/02 |
主分类号 |
B21C37/22 |
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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