Operating circuit for high-pressure discharge lamps with an igni

Details Operating circuit for high-pressure discharge lamps with an igni Operating circuit for high-pressure discharge lamps with an igni

1998-03-20

1999-06-29

Shingleton, Michael B.

Electric lamp and discharge devices: systems

With signal, indicator, or alarm

Electrically operated switch controlling the signal circuit

315307, 315DIG4, 315209R, H05B 3702

Patent

active

059172878

ABSTRACT:
The circuit for operating a high-pressure gas discharge lamp (HID) has a ice (ZZU) for ignition-time bridging by switching in a second lamp (GL), the ignition-time bridging device (ZZU) being driven by a signal (S) indicating the operating state of the high-pressure discharge lamp (HID), and the drive signal (S) being an output signal of a power controller (R) of the circuit.

REFERENCES:
patent: 3246201 (1966-04-01), Michalski
patent: 3599036 (1971-08-01), Haymaker
patent: 3611432 (1971-10-01), Babcock
patent: 3659146 (1972-04-01), Munson
patent: 3699382 (1972-10-01), Franke
patent: 4091307 (1978-05-01), McNamara, Jr.
patent: 5051665 (1991-09-01), Garrison et al.
patent: 5115165 (1992-05-01), Knoble
patent: 5225742 (1993-07-01), Beasley
patent: 5381077 (1995-01-01), McGuire

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