Electric gas discharge lamp including an outer envelope and supp

Details Electric gas discharge lamp including an outer envelope and supp Electric gas discharge lamp including an outer envelope and supp

1989-03-10

1991-03-19

DeMeo, Palmer C.

Electric lamp and discharge devices

With temperature modifier

Double wall, jacket or casing for envelope

H01J 6134

Patent

active

050013840

ABSTRACT:
Electric gas discharge lamp having a stem and a discharge vessel accommodated in an outer envelope. Resilient elements constituted by a bent wire piece are mounted on a free end portion to secure the frame and discharge vessel within the outer envelope. The bent wire pieces have a curved portion which engage the inner surface of the outer envelope which prevents scratching of the outer envelope during insertion of the stem frame into the outer envelope during lamp assembly.

REFERENCES:
patent: 2080925 (1937-05-01), Middleton et al.
patent: 2152997 (1939-04-01), Johnson
patent: 2240333 (1941-04-01), Hodge
patent: 2755405 (1956-07-01), Wilhelm
patent: 3445721 (1969-05-01), Waymouth
patent: 3706901 (1972-12-01), de Neve
patent: 3996487 (1976-12-01), Hoeh
patent: 4766338 (1988-08-01), King et al.
"Materials and Techniques for Electron Tubes", by W. H. Kohl, Reinhold Pub. Corp., N.Y., N.Y. (1962), pp. 227-230.

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