Light unit provided with reflector

Details Light unit provided with reflector Light unit provided with reflector

2011-01-25

2011-01-25

Patel, Nimeshkumar D (Department: 2879)

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Reflector

C362S310000, C362S343000, C313S318010, C313S318070, C313S318090

Reexamination Certificate

active

07876032

ABSTRACT:
The invention relates to a light unit, comprising a concave reflector (7) with an outlet opening and an axis, whereby the reflector encloses a light source running in the direction of the axis. The light source is enclosed at a separation from an open-ended cylindrical protective tube (16), with a glare shield (19), provided at the open end of the protective tube. The glare shield (19) is a sheet, cupped over the burst-protection tube, whereby the glare shield comprises a semi-circular end piece with a given maximum diameter, on which a straight cylindrical section of greater diameter is mounted which itself is further provided with an offset screen (21).

REFERENCES:
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patent: 6469428 (2002-10-01), Thiel et al.
patent: 2004/0178207 (2004-09-01), Kim
patent: 2007/0090739 (2007-04-01), Lin
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patent: WO 03/083900 (2003-10-01), None
patent: WO 2004/046609 (2004-06-01), None

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