Title:
熱交換器
Document Type and Number:
Japanese Patent JP6938215
Kind Code:
B2
Abstract:
To prevent heat conduction between heat exchange tubes arranged in parallel.SOLUTION: A heat exchanger 10 includes: multiple streaks of heat exchange tubes 12, 14 arranged so as to be in parallel with each other; and a spacer 18 arranged between a forward passage heat exchange tube 12 and a return passage heat exchange tube 14 of the multiple streaks of heat exchange tubes 12, 14 arranged so as to be in parallel with each other to define an interval between the heat exchange tubes 12, 14. The spacer 18 has a cylindrical body with a hollow space 18a closed while encapsulating a gas therein. The hollow space 18a is arranged so as to be positioned between the heat exchange tubes 12, 14.SELECTED DRAWING: Figure 2
Inventors:
Shinji Yasue
Motoaki Oe
Kazuo Shibata
Motoaki Oe
Kazuo Shibata
Application Number:
JP2017097070A
Publication Date:
September 22, 2021
Filing Date:
May 16, 2017
Export Citation:
Assignee:
Inoac Co., Ltd. Living Environment
Nisshin Techno Co., Ltd.
Nisshin Techno Co., Ltd.
International Classes:
F24T10/15; F28D21/00
Domestic Patent References:
| JP2007071439A | ||||
| JP2013253743A | ||||
| JP2007527493A |
Attorney, Agent or Firm:
Hisao Nagaga