US 12,253,312 B2
Heat exchanger
Shota Chatani, Kariya (JP); Hiroshi Hamada, Kariya (JP); Mitsugu Nakamura, Kariya (JP); Tomohiko Nakamura, Kariya (JP); and Ichio Kamei, Kariya (JP)
Assigned to DENSO CORPORATION, Kariya (JP)
Filed by DENSO CORPORATION, Kariya (JP)
Filed on Jul. 18, 2022, as Appl. No. 17/866,742.
Application 17/866,742 is a continuation of application No. PCT/JP2020/049068, filed on Dec. 28, 2020.
Claims priority of application No. 2020-006901 (JP), filed on Jan. 20, 2020.
Prior Publication US 2022/0349655 A1, Nov. 3, 2022
Int. Cl. F28F 9/02 (2006.01); F28D 1/053 (2006.01); F28F 1/12 (2006.01); F28F 9/18 (2006.01)
CPC F28D 1/05391 (2013.01) [F28F 1/128 (2013.01); F28F 9/0209 (2013.01); F28F 9/182 (2013.01); F28F 2220/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A heat exchanger including tubes arranged side by side, and a tank connected to ends of the tubes, the heat exchanger performing heat exchange between a first fluid flowing inside the tubes and a second fluid flowing outside the tubes, the heat exchanger comprising
a closing member that is a flat plate disposed inside the tank and partially closing an opening provided at an end of a predetermined tube that is at least one of the tubes, wherein
the predetermined tube has a protrusion formed at the end of the predetermined tube,
the closing member has an avoiding structure that avoids interference between the protrusion and the closing member,
the avoiding structure is a groove or a through hole,
the opening includes a first opening and a second opening arranged in an air flow direction, and
the closing member covers an entire area of the first opening.