Heat exchange – With repair or assembly means
Patent
1990-12-20
1991-10-01
Flanigan, Allen J.
Heat exchange
With repair or assembly means
165149, 165151, 165173, F28F 906
Patent
active
050524755
ABSTRACT:
A lightweight high efficiency radiator core having a plurality of cylindrical metal tubes, and a plurality of fins with fin openings and fin collars fitting around the tubes in tight metal-to-metal contact, header plates having openings with collars, and grommets located in said header plate openings and fitting around the collars, the tubes being force-fitted through the grommets, and a method of assembling such a radiator core, by means of passing tubes through the fin collars, and thereafter expanding the tubes into tight metal-to-metal contact with the collars, inserting grommets in the header plates, and thereafter force-fitting the ends of the tubes through the grommets.
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