Tungsten halogen incandescent lamp having two pairs of leads in

Details Tungsten halogen incandescent lamp having two pairs of leads in Tungsten halogen incandescent lamp having two pairs of leads in

1978-09-01

1981-04-14

Segal, Robert

Electric lamp and discharge devices

With support and/or spacing structure for electrode and/or...

For plural electrodes of discharge device

313318, H01K 142, H01K 908

Patent

active

042622298

ABSTRACT:
A tungsten-halogen incandescent lamp which includes a vitreous envelope, an inert gas and halogen fill, and two pairs of straight, parallel lead-in wires retained within the envelope's press-sealed end, each of said pairs having a tungsten filament supported thereon within the envelope. The pairs of wires occupy respective parallel planes within the press-sealed end with one pair laterally offset from the other. A method for making the lamp is also disclosed, in addition to a vehicle headlight particularly suited for utilizing the lamp.

REFERENCES:
patent: 2885589 (1959-05-01), Curtis
patent: 3979627 (1976-09-01), Leadvaro et al.
patent: 4028577 (1977-06-01), Gates et al.
patent: 4149103 (1979-04-01), Gates et al.
patent: 4166232 (1979-08-01), Kimball et al.

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