Title:
熱交換器
Document Type and Number:
Japanese Patent JP7159806
Kind Code:
B2
Abstract:
In a heat exchanger installed on an intake path or exhaust path of an internal combustion engine and configured to cool gas by transferring heat between the gas containing exhaust and refrigerant, a water-repellent portion is formed at part of a portion that contacts the gas in a gas path through which the gas flows, and a hydrophilic portion is formed at another part of the portion. The water-repellent portion is a portion provided with water-repellent treatment. The hydrophilic portion is a portion provided with hydrophilic treatment. The hydrophilic portion is formed at a part having a temperature lower than the temperature of the part at which the water-repellent portion is formed while the heat exchanger is actuated.
Inventors:
Ryo Hasegawa
Application Number:
JP2018218308A
Publication Date:
October 25, 2022
Filing Date:
November 21, 2018
Export Citation:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA
International Classes:
F02M26/50; F02M26/29; F28F1/32; F28F13/18; F28F19/00
Domestic Patent References:
| JP2014224645A | ||||
| JP2007192513A | ||||
| JP2008019797A |
Foreign References:
| US20150260436 | ||||
| US5785030 |
Attorney, Agent or Firm:
Hideki Takahashi
Takada Mamoru
Hidekazu Onishi
Takada Mamoru
Hidekazu Onishi