Title:
HEAT TRANSFER PIPE FOR HEAT EXCHANGER AND HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2015/107815
Kind Code:
A1
Abstract:
The purpose is to suppress deformation of a fin near an exhaust gas inlet. Provided are a heat transfer pipe for a heat exchanger and a heat exchanger using the same, said heat transfer pipe being characterized by comprising, at least, a heat transfer pipe body in which an exhaust gas channel (GCN) is provided, one end of the exhaust gas channel being an exhaust gas inlet (102) and the other end being an exhaust gas outlet (104), and fins (142L, 142M) disposed in the heat transfer pipe body, and characterized in that the average thickness of the fin (142L) positioned in an upstream section inside the heat transfer pipe in the average flow direction (F) of the exhaust gas flowing in the exhaust gas channel (GCN) is greater than the average thickness of the fin (142M) positioned downstream side from the upstream section.
Inventors:
TORII YOSHINOBU (JP)
Application Number:
PCT/JP2014/082869
Publication Date:
July 23, 2015
Filing Date:
December 11, 2014
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
International Classes:
F28F13/12; F28D7/10; F28F1/40; F28F21/08
Foreign References:
| JPS6268112A | 1987-03-28 | |||
| JPS6042594A | 1985-03-06 | |||
| JP2002235992A | 2002-08-23 | |||
| JPH0914795A | 1997-01-17 | |||
| JP2007225190A | 2007-09-06 | |||
| JP2002313384A | 2002-10-25 | |||
| JP2007211748A | 2007-08-23 | |||
| JP2010214379A | 2010-09-30 | |||
| JPH0578917U | 1993-10-26 | |||
| JP2007078194A | 2007-03-29 |
Attorney, Agent or Firm:
IAT WORLD PATENT LAW FIRM (JP)
Eye アット international patent business corporation (JP)
Eye アット international patent business corporation (JP)
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