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Title:
HEAT EXCHANGER
Document Type and Number:
Japanese Patent JP2020026900
Kind Code:
A
Abstract:
To provide a heat exchanger which enables heat of combustion exhaust air to be transmitted efficiently to a heated fluid flowing through an internal space and achieves high heat efficiency.SOLUTION: In a heat exchanger 1, multiple heat exchange units 10 are laminated. Each of the multiple heat exchange units 10 has: an internal space 14 in which a heated fluid flows; multiple exhaust holes 13 which penetrate the internal space 14 in a non-communication state and through which combustion exhaust air passes; and inward facing step parts 17, each of which reduces a height of the internal space 14 and is located between the adjacent exhaust holes 13.SELECTED DRAWING: Figure 4

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JP2007064551COMBUSTION APPARATUS
Inventors:
KOSHIRO TAKUJI
Application Number:
JP2018150471A
Publication Date:
February 20, 2020
Filing Date:
August 09, 2018
Export Citation:
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Assignee:
RINNAI KK
International Classes:
F24H9/00; F28D9/00; F28F3/04; F28F3/08
Attorney, Agent or Firm:
宮崎 栄二
原田 智裕



 
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