Aluminum radiator tank with oil cooler clinch fitting

Details Aluminum radiator tank with oil cooler clinch fitting Aluminum radiator tank with oil cooler clinch fitting

2007-03-13

2007-03-13

Walberg, Teresa J. (Department: 3744)

Heat exchange

Three non-communicating fluids

C165S141000

Reexamination Certificate

active

11111551

ABSTRACT:
The fabrication of a heat exchanger assembly by disposing a metal fitting of an oil cooler subassembly into an opening in a first tank and disposing a tubular connector into a bore in the fitting. These components are mechanically held together prior to brazing by disposing an outer clinch cylinder to extend from the fitting though the opening and by disposing an inner clinch cylinder to extend from the fitting to above an annular rib on the tubular connector and placing V-shaped first stakes in the inner clinch cylinder for mechanical engagement with the rib and placing V-shaped second stakes in the outer clinch cylinder for mechanical engagement with the first tank.

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