Patent ID: 11874034
Assignee: DAIKIN INDUSTRIES, LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A heat exchanger comprising:
a first heat transfer unit that comprises a plurality of heat transfer channel portions and auxiliary heat transfer portions, wherein
the plurality of heat transfer channel portions and the auxiliary heat transfer portions extend in a first direction,
each of the plurality of heat transfer channel portions and each of the auxiliary heat transfer portions are alternately disposed in a second direction that intersects with or is perpendicular to the first direction,
the plurality of heat transfer channel portions are disposed with a pitch in the second direction,
a first auxiliary heat transfer portion among the auxiliary heat transfer portions is disposed at an end of the first heat transfer unit in the second direction,
a first heat transfer channel portion among the plurality of heat transfer channel portions is disposed adjacent to the first auxiliary heat transfer portion in the second direction,
a distal end of the first auxiliary heat transfer portion away from the first heat transfer channel portion when viewed in the first direction is away from the first heat transfer channel portion by a first length in the second direction,
the first length is larger than the pitch, and
a length of each of the auxiliary heat transfer portions in the second direction is larger than a thickness of a wall of the first heat transfer channel portion.