Metal halide lamp for operation with a mercury ballast

Details Metal halide lamp for operation with a mercury ballast Metal halide lamp for operation with a mercury ballast

1979-05-09

1981-03-24

Chatmon, Jr., Saxfield

Electric lamp and discharge devices: systems

Combined load device or load device temperature modifying...

Discharge device load

315DIG5, 315 73, 315234, 315264, H01J 744, H01J 1734, H01J 1978, H01J 2996

Patent

active

042582890

ABSTRACT:
A metal halide high-intensity discharge lamp for connection to a constant wattage-type ballast including a transformer with a secondary having a capacitor connected in series circuit arrangement therewith. The lamp includes starting aid means including a voltage doubler comprising a diode and two resistors operating in conjunction with the ballast capacitor. The starting aid means further comprises a normally closed heat-responsive switch means operative to prevent voltage stress on the diode after the lamp starts.

REFERENCES:
patent: 3226597 (1965-12-01), Green
patent: 3445721 (1969-05-01), Waymouth
patent: 3619710 (1971-11-01), Waymouth
patent: 3619711 (1971-11-01), Freese, Jr.
patent: 3715622 (1973-02-01), Page et al.
patent: 3900761 (1975-08-01), Freese et al.
patent: 3982154 (1976-09-01), Mize et al.
patent: 4007397 (1977-02-01), Lake
patent: 4064416 (1977-12-01), Krense et al.
patent: 4097777 (1978-06-01), Bacharowski

Affiliated with

Also associated with

Rating

Metal halide lamp for operation with a mercury ballast does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Metal halide lamp for operation with a mercury ballast, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Metal halide lamp for operation with a mercury ballast will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2409791