Oval tube heat exchanger

Details Oval tube heat exchanger Oval tube heat exchanger

1991-11-14

1992-06-23

Flanigan, Allen J.

Heat exchange

Side-by-side tubular structures or tube sections

With manifold type header or header plate

29890043, F28F 916

Patent

active

051234823

ABSTRACT:
Two plastic seal plates are located between the end of a manifold and the end of a heat exchanger core having oval shaped flow tubes extending through parallel fins. One seal plate has a plurality of spaced apart oval shaped apertures formed therethrough located to tightly receive the ends of the flow tubes. Oval shaped extension tubes extend from one side of said one seal plate from the oval shaped apertures for tightly receiving the ends of the flow tubes. The other seal plate has a plurality of oval shaped apertures formed therethrough for tightly receiving the extension tubes.

REFERENCES:
patent: 1198307 (1916-09-01), Zimmermann
patent: 3471178 (1969-10-01), Roe
patent: 4467511 (1984-08-01), Collgon
patent: 4651821 (1987-03-01), Moranne
patent: 4682650 (1987-07-01), Potier

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