Method of making heat exchangers

Details Method of making heat exchangers Method of making heat exchangers

1980-11-05

1982-09-21

Husar, Francis S.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

165179, 165133, 291573B, 409293, B23P 1526

Patent

active

043499490

ABSTRACT:
The method of making elongated heat exchangers having outwardly projecting fins spaced longitudinally thereof, wherein the fins are cut or gouged from a work-piece while the work-piece and cutting tool are vibrated relative to each other to afford roughened surfaces on both faces of the fins facing longitudinally of the heat exchanger.

REFERENCES:
patent: 3886639 (1975-06-01), Pasternak
patent: 3901312 (1975-08-01), Pasternak
patent: 4203311 (1980-05-01), O'Connor et al.

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