Method of sealing a tube using a laser beam

Details Method of sealing a tube using a laser beam Method of sealing a tube using a laser beam

1981-12-10

1983-11-08

Albritton, C. L.

Electric heating

Metal heating

By arc

219121LE, 219121FS, B23K 2700

Patent

active

044144601

ABSTRACT:
A method of sealing an aperture formed in a discharge tube using a laser beam.
A tube having the aperture to be hermetically sealed is placed in a vessel having a window which transmits a laser beam. The aperture is covered with a blockade member. The blockade member is irradiated with the laser beam in order to melt the blockade member and seal the aperture.

REFERENCES:
patent: 3275879 (1966-09-01), Demarest et al.
patent: 3876409 (1975-04-01), Sangermano et al.
patent: 4220462 (1980-09-01), Frazier

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