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Document Number
US Patent 7252400
Issued Date
August 7, 2007
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Abstract
An illuminated indicator is disclosed. The illuminated indicator includes graphics disposed on a rear surface of a lightpipe and a housing that supports the rear surface of lightpipe. The housing defines an outer perimeter light channel. The illuminated indicator also includes a plurality of light sources that are disposed about the outer perimeter light channel. The outer perimeter light channel directs light from the plurality of light sources to an outer perimeter edge of the lightpipe to evenly illuminate the graphics.
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Number of Claims:
19
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Published
August 7, 2007
Application Number
10/965,990
Filed
October 15, 2004
US Classification
362/26   362/23 362/231 362/27 362/555
Int'l Classification
G01D   11/28   (20060101)  
Assistant Examiner
Attorney/Law Firm
Parent Case
RELATED APPLICATION This application claims priority to U.S. provisional patent application Ser. No. 60/516,933 filed on Nov. 3, 2003.
USPTO Field of Search
362/23   362/26   362/27   362/231   362/555  
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