Protection for aluminum tubing during ultrasonic soldering

Details Protection for aluminum tubing during ultrasonic soldering Protection for aluminum tubing during ultrasonic soldering

1974-11-11

1976-03-09

Kendall, Ralph S.

Metal fusion bonding

Process

Using high frequency vibratory energy

228262, 427 57, 427329, 427433, 427287, B23K 106

Patent

active

039427056

ABSTRACT:
The method of preventing surface erosion of a preselected portion of aluminum tubing during the ultrasonic soldering of a joint in another portion of the tubing. The preselected portion of tubing to be protected is coated prior to its being subjected to the ultrasonic soldering step so that the solder and its deoxidation action does not contact the aluminum surface of the preselected portion of the tube.

REFERENCES:
patent: 2981610 (1961-04-01), Snyder et al.
patent: 3411999 (1968-11-01), Weinberg
patent: 3752381 (1973-08-01), Watson
patent: 3767491 (1973-10-01), Chough
patent: 3831263 (1974-08-01), Dzierski

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