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US 10,168,114 B2Granted
Integral drain assembly for a heat exchanger and method of forming
AssigneeHamilton Sundstrand Corporation
InventorsMichael Zager, Michael Doe
Life of this patent
Estimating the term…
Abstract
An integral drain assembly for a heat exchanger includes a plurality of passage walls defining a plurality of passages, each of the passage walls having a non-linear portion. Also included is a drain wall integrally formed with at least one of the passage walls to define a drain for each of the plurality of passages, the drain wall located proximate the non-linear portion of each of the plurality of passage walls.
Claims7
An integral drain assembly for a heat exchanger comprising:
- a plurality of passage walls defining a plurality of passages, each of the passage walls having a non-linear portion;
- and
- a respective drain wall integrally formed with each of the passage walls to define a drain for each of the plurality of passages, the drain wall located proximate the non-linear portion of each of the plurality of passage walls, the drain of each of the plurality of passages aligned with each other and located at different elevations in an operating orientation of the heat exchanger, each passage fluidly coupled by the respective drain of each passage to have fluid flow sequentially throughout the passages before reaching a common drain.
Dependencies are inferred from the claim text.