Apparatus for producing a stress relieving zone in a heat exchan

Details Apparatus for producing a stress relieving zone in a heat exchan Apparatus for producing a stress relieving zone in a heat exchan

1992-01-30

1992-11-24

Briggs, William

Metal working

Plural diverse manufacturing apparatus including means for...

Binding or covering and cutting

72294, 83687, B23P 1302, B21D 4300

Patent

active

051651530

ABSTRACT:
An apparatus for producing a thermal stress-relieving zone in an automotive heat exchanger having a frame including a pair of channel-shaped side supports is disclosed, the apparatus including a support mechanism for receiving and supporting the heat exchanger and a zone-producing mechanism for producing a stress-relieving zone in one of the side supports. The zone-producing mechanism includes a side support engaging device for engaging the side support at a predetermined location and a shearing mechanism which reciprocates between a first and second position to shear the side support.

REFERENCES:
patent: 3709082 (1973-01-01), Leska
patent: 3774425 (1973-11-01), Veneziano
patent: 3939908 (1976-02-01), Chartet
patent: 3960210 (1976-06-01), Chartet
patent: 3972215 (1976-08-01), Elkins
patent: 4230176 (1980-10-01), Crews
patent: 4619313 (1986-10-01), Rhodes et al.
patent: 4649628 (1987-03-01), Allemandov
patent: 4719967 (1988-01-01), Scarselletta
patent: 5004045 (1991-04-01), LeGauyer

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