Title:
HEAT TRANSFER PIPE FOR HEAT EXCHANGER AND HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2015/107814
Kind Code:
A1
Abstract:
Provided are a heat transfer pipe for a heat exchanger that improves heat exchanging efficiency, and a heat exchanger using the same. A heat transfer pipe (20) for a heat exchanger comprises: a heat transfer pipe body (100) in which an exhaust gas channel (GCN) is provided and that comprises a first plate (130) and a second plate (140) disposed to face the first plate (130); a first fin (132) provided in the inner circumferential face (130A) of the first plate (130); and a second fin (142) provided in the inner circumferential face (140A) of the second plate (140). Gaps (G1, G2) formed between the first fin (132) and the second fin (142) are formed along the exhaust gas flow direction (F) so as to meander, alternately, in a direction from the first plate (130) side to the second plate (140) side and in the opposite direction.
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Inventors:
TORII YOSHINOBU (JP)
Application Number:
PCT/JP2014/082868
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:
| JPH0914795A | 1997-01-17 | |||
| JPS52115475A | 1977-09-28 | |||
| JPS5949447A | 1984-03-22 | |||
| JP2007225190A | 2007-09-06 | |||
| JP2002313384A | 2002-10-25 | |||
| JPH0218460Y2 | 1990-05-23 | |||
| JPS57154816U | 1982-09-29 | |||
| JP2010210202A | 2010-09-24 | |||
| JP2010281509A | 2010-12-16 | |||
| JP2011526996A | 2011-10-20 |
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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