Tubular incandescent lamp

Details Tubular incandescent lamp Tubular incandescent lamp

1978-06-28

1980-01-22

Smith, Alfred E.

Electric lamp and discharge devices

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

For filament

313273, 313316, H01K 118

Patent

active

041852192

ABSTRACT:
A tubular incandescent lamp comprises an elongated tubular envelope and a filament assembly disposed longitudinally extending in the tubular envelope by means of ring-like anchors. The filament assembly comprises a plurality of coil-shaped filaments, subcoils coupled with the filaments and connectors formed by strand wires. The ends of the connector are fitted into the subcoils and fixed therein.

REFERENCES:
patent: 3189778 (1965-06-01), Brundige
patent: 3194999 (1965-07-01), Heinlein
patent: 3538374 (1970-11-01), Kane
patent: 3760217 (1973-09-01), Martin et al.
patent: 3943395 (1976-03-01), Huston et al.

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