Method of connecting aluminum alloy die cast member

Details Method of connecting aluminum alloy die cast member Method of connecting aluminum alloy die cast member

2004-09-16

2008-12-23

Kerns, Kevin P (Department: 1793)

Electric heating

Metal heating

For bonding with pressure

Reexamination Certificate

active

07468493

ABSTRACT:
A method of connecting a plurality of aluminum alloys molded as a die cast member while maintaining the molded shape of the alloy is provided. An intermediate material in the form of plate or powder made of aluminum alloy is allowed to intercalate between mutually connecting surfaces of die cast members, the die cast member and/or intermediate material is constituted of an aluminum alloy, at least one of mutually contacting surfaces of the connecting surfaces and the intermediate material is constituted of a rough surface to enhance electric resistance between the contacting surfaces and the connecting surfaces are connected by applying electric current through the connecting surfaces.

REFERENCES:
patent: 4838474 (1989-06-01), Ohashi et al.
patent: 5753885 (1998-05-01), Iwasa et al.
patent: 0 659 517 (1994-12-01), None
patent: 63-220987 (1988-09-01), None
patent: 2002-35955 (2002-02-01), None

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