Outdoor billboard with lighting assemblies
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United States of America Patent
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Aug 15, 2017
Issued Date -
N/A
app pub date -
May 23, 2016
filing date -
Jul 30, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A billboard includes a support structure and first and second lighting assemblies. Each lighting assembly includes a number of circuits boards arranged in a common orientation. Each circuit board of the first lighting assembly is planar and has a number of LEDs and optical elements attached thereto. The LEDs are thermally coupled to a first heat sink. The LEDs are arranged in rows on each circuit board, with each row including a number of LEDs mounted so that all of the LEDs are arranged in a common orientation. Each optical element is disposed over only one associated LED. The optical elements are arranged to direct the light across a portion of the display surface.
First Claim
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International Classification(s)
- F21V:FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES....
- F21W:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L,....
- F21Y:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L,....
- F21K:LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- G09F:DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLA....
- G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- F21S:NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF
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