Method of manufacturing a two-plate heat exchanger

Details Method of manufacturing a two-plate heat exchanger Method of manufacturing a two-plate heat exchanger

1982-09-13

1985-04-16

Hall, Carl E.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

291573R, 29514, 165170, B21D 5304

Patent

active

045106606

ABSTRACT:
A heat exchanger unit having opposed pan shaped sections with perimeter flanges which are folded one over the other to secure the sections together. The section having the inner flange is formed with a displaced flange portion or bead all along the perimeter flange portions, which bead is elastically displaced by the folded over flange to form a substantially leakproof joint.

REFERENCES:
patent: 601787 (1898-04-01), Bloch
patent: 697955 (1902-04-01), Thompson
patent: 1158576 (1915-11-01), Sonneborn
patent: 3643323 (1972-02-01), Harris et al.
patent: 3813752 (1974-06-01), Bemrose et al.

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