Method and apparatus for electron beam welding

Details Method and apparatus for electron beam welding Method and apparatus for electron beam welding

1979-03-21

1982-01-05

Rubinson, Gene Z.

Electric heating

Metal heating

By arc

219121EC, 219121EA, 250397, B23K 1500

Patent

active

043095895

ABSTRACT:
A method and an apparatus for electron beam welding, in which the oscillation of the focus of an electron beam which is due to the pulsation of a direct-current high voltage for accelerating electrons is detected, and the electron beam is controlled according to the detected oscillation of the focus of the electron beam.

REFERENCES:
patent: 3158733 (1964-11-01), Sibley
patent: 3371185 (1968-02-01), Anderson
patent: 4127762 (1978-11-01), Paton et al.
Welding Journal; 2/76, Welding Research Supplement, pp. 525-545, "Electron Beam Welding Spike Suppression Using Feedback Control", by Tews et al.

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