Patent ID: 11898811
Assignee: DENSO CORPORATION
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A heat exchanger comprising:
a heat exchange core portion in which heat is exchanged between a first fluid and a second fluid; and
a tank portion connected to the heat exchange core portion to supply the first fluid to the heat exchange core portion or discharge the first fluid from the heat exchange core portion, wherein
the heat exchange core portion has a connection plate that surrounds a part of the tank portion from an outer peripheral side,
the connection plate has a plurality of slit-shaped openings arranged along an edge of the connection plate in a first direction, a direction from the opening to the edge being defined as a second direction,
a part of the connection plate between each of the openings and the edge is deformable into a concave shape toward the tank portion such that the heat exchange core portion is fixed to the tank portion,
at least a part of the openings has a widened portion at both ends in the first direction,
a width dimension of the widened portion in the second direction is larger than that of the other portion of the opening, and
the widened portion projects from the other portion of the opening toward the edge and a side opposite from the edge in the second direction.