Title:
HEAT EXCHANGER AND METHOD OF MANUFACTURING HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2018115817
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a heat exchanger capable of improving heat transfer performance.SOLUTION: A heat exchanger has a structure such that intervals of gaps between adjacent tubes 211, 211 are not uniform. A tube 211 has a fin 220 cut and raised from its surface to be formed in one body. The fin 220 has a first fin piece 221 arranged in a gap between adjacent tubes 211, 211 and a second fin piece 222 arranged where the gap between the adjacent tubes 211, 211 is relatively wider than the first fin part 221. A cutting and raising height of the second fin piece 222 is relatively larger than a cutting and raising height of the first fin piece 221.SELECTED DRAWING: Figure 2
Inventors:
SAITO MITSUKATSU
Application Number:
JP2017007535A
Publication Date:
July 26, 2018
Filing Date:
January 19, 2017
Export Citation:
Assignee:
DENSO CORP
International Classes:
F28F1/42; F28F9/02
Domestic Patent References:
| JP2004191044A | 2004-07-08 | |||
| JP2014142086A | 2014-08-07 | |||
| JPS6427731A | 1989-01-30 | |||
| JP2013139971A | 2013-07-18 | |||
| JP2008241057A | 2008-10-09 | |||
| JP2007010279A | 2007-01-18 |
Attorney, Agent or Firm:
Toru Kamada
Takuma Tsuda
Takuma Tsuda