Apparatus for producing a finned tube for heat transfer
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United States of America Patent
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Oct 5, 1982
Grant Date -
N/A
app pub date -
Jul 14, 1980
filing date -
May 20, 1980
priority date (Note) -
Expired
status (Latency Note)
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Abstract
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.
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