Radiator for vehicle use

Details Radiator for vehicle use Radiator for vehicle use

2007-10-16

2007-10-16

Walberg, Teresa J. (Department: 3744)

Heat exchange

With external support

Reexamination Certificate

active

11205911

ABSTRACT:
A heat exchanger comprising: a plurality of tubes in which a heat exchanging medium flows; tank members to which both end portions of these tubes are connected; and a female screw portion, into which a nut for attaching another member to the tank member is incorporated, brazed to the tank member, the female screw portion including: a main body portion, at the center of which a female screw hole is formed, penetrating a wall portion of the tank member; a flange portion, which is formed on one end side in the axial direction of the main body portion, contact with an outer plane of the wall portion; and a groove portion formed on a contact face of the flange portion contact with the outer plane of the wall portion, wherein the flange portion is brazed to the wall portion.

REFERENCES:
patent: 2054187 (1936-09-01), Almdale
patent: 2372772 (1945-04-01), Ellis et al.
patent: 2426653 (1947-09-01), Whelan et al.
patent: 2707507 (1955-05-01), Tripp et al.
patent: 2784758 (1957-03-01), Rohe
patent: 3435871 (1969-04-01), Johnson
patent: 4227570 (1980-10-01), Crews
patent: 3-146260 (1991-06-01), None
patent: 8-247689 (1996-09-01), None
patent: 2000-301323 (2000-10-01), None

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