Low-pressure mercury vapor discharge lamp

Details Low-pressure mercury vapor discharge lamp Low-pressure mercury vapor discharge lamp

1985-04-08

1985-10-08

Moore, David K.

Electric lamp and discharge devices

With temperature modifier

Double wall, jacket or casing for envelope

313490, 313573, 313642, 313643, H01J 6112, H01J 6120, H01J 6134

Patent

active

045462852

ABSTRACT:
Low-pressure mercury vapor discharge lamp having a curved discharge vessel in which a mercury discharge is maintained between the electrodes and in which furthermore an amlagam is provided to control the mercury vapor pressure, the discharge vessel containing a rare gas mixture which contains at least 50 at.% krypton at a pressure of 130 to 520 Pa.

REFERENCES:
patent: 3780330 (1973-12-01), Otsuka et al.
patent: 4093889 (1978-06-01), Bloem et al.
patent: 4199708 (1980-04-01), Lauwerijssen et al.
patent: 4260931 (1981-04-01), Wesselink et al.
patent: 4288715 (1981-09-01), van Overveld et al.
patent: 4300073 (1981-11-01), Skwirut et al.
patent: 4337414 (1982-06-01), Young
patent: 4374340 (1983-02-01), Bouwknegt et al.
Geiss, Improvements in the Efficiency of Electric Incandescent Lamps, _Phillips Technical Review, vol. 6, No. 11, Nov. 1941, pp. 334-342.
Thouret et al., Energy and Cost Saving Krypton Filled Incandescent Lamps, _Journal of IES, Apr. 1975, pp. 188-197.

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