Title:
HEAT EXCHANGER TUBE
Document Type and Number:
WIPO Patent Application WO/2019/013024
Kind Code:
A1
Abstract:
In the present invention, a plate material constituting a tube body part 50 is bent at one end section of the external air flow direction of a first flat wall section 51 toward one side, and is bent at the other end section of the external air flow direction of the first flat wall section 51 toward the other side. A first middle column section 55 and a second middle column section 56 are formed at an intermediate section of the external air flow direction of a second flat wall section 52. An overlapping section 57 extending from a front-end section of the projecting direction of the first middle column section 55 toward an inner surface of a one side end wall section 53 is formed.
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Inventors:
YOSHIDA TAKASHI (JP)
UENO YASUNORI (JP)
SHINTANI YOSHIHIRO (JP)
UENO YASUNORI (JP)
SHINTANI YOSHIHIRO (JP)
Application Number:
PCT/JP2018/025035
Publication Date:
January 17, 2019
Filing Date:
July 02, 2018
Export Citation:
Assignee:
JAPAN CLIMATE SYSTEMS CORP (JP)
International Classes:
F28F1/02; B23K1/00; B23K1/19; B60H1/32; F28D1/053; F28F1/40; F28F1/42; F28F19/06
Foreign References:
| US20160356555A1 | 2016-12-08 | |||
| FR2769359A1 | 1999-04-09 | |||
| JP2005106389A | 2005-04-21 | |||
| JP2016223725A | 2016-12-28 | |||
| JP2005106389A | 2005-04-21 | |||
| JP2014149137A | 2014-08-21 |
Other References:
See also references of EP 3623738A4
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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