LED lighting assembly and an LED retrofit lamp having the LED lighting assembly
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United States of America Patent
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Feb 9, 2016
Grant Date -
Jul 31, 2014
app pub date -
Aug 1, 2012
filing date -
Aug 2, 2011
priority date (Note) -
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Abstract
An LED lighting assembly may include a printed circuit board with an LED chip, and a heat sink thermally conducted with the printed circuit board, wherein the LED lighting assembly further comprises a light guide body configured as a bulb, the light guide body having an end surface as a light incidence surface of light from the LED chip, an outer surface as a light emergent surface and an inner surface, wherein the inner surface is structured so as to form a reflecting surface, reflecting at least part of light from the end surface to the outer surface.
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