Heat exchangers and method of making same

摘要

A heat exchanger and method of making same, which embodies laterally spaced tubes mounted in a plurality of spaced sets or assemblies of cross-fins, with adjacent ones of the sets of cross-fins being disposed at an angle to each other which is less than 180 degrees, and with the portions of the laterally spaced tubes extending between respective adjacent pairs of the sets of cross-fins being bent around the same radii.