Patent ID: 11885512
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 6:
7. The heat exchanger of claim 2, wherein
each of the two second headers connected to the respective upper ends of the third heat transfer pipe group and the fourth heat transfer pipe group has an interior divided at a center of the second orientation to form a positive-side header and a negative-side header, and
the communicating unit has a first communicating pipe one end of which is connected to the second header connected to the lower end of the first heat transfer pipe group and an other end of which is bifurcated to be connected to the respective positive-side headers of the third heat transfer pipe group and the fourth heat transfer pipe group and a second communicating pipe one end of which is connected to the second header connected to the lower end of the second heat transfer pipe group and an other end of which is bifurcated to be connected to the respective negative-side headers of the third heat transfer pipe group and the fourth heat transfer pipe group (21d).