Patent ID: 11885579
Assignee: THE BOEING COMPANY
Field: Materials, metallurgy (Chemistry)
Classification: CPC F  B  H  Y | IPC B  F  H

Claim 17:
18. A heat transfer device, comprising:
a housing having a conductive outer wall, and
an internal wall structure forming a first channel and a second channel inside the housing, the first channel being isolated from the second channel, and each of the first channel and the second channel being configured to conduct heat from the conductive outer wall to a flow of a coolant fluid,
wherein each of the first channel and the second channel includes a plurality of parallel passages, each passage has a diamond cross-sectional shape, and the passages of the plurality of parallel passages of the first channel alternate with the passages of the plurality of parallel passages of the second channel, and
wherein the housing and internal wall structure are shaped to allow additive manufacture as a single unit without secondary supports.