Heat transmission device has auxiliary heat transmitter consisting of at least two metal plates one lying on other

摘要

The heat transmission device consists of tubes, fins and a water box containing an auxiliary heat transmitter (75) such as an oil cooler. This heat transmitter consists of two metal plates (76), one lying on the other, bonded together. They plates may be welded along the flow channel (72). The auxiliary heat transmitter is fitted in the water box and soldered to it at the same time.