Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
David McLeod1
David A. Betts1
David E. Malphurs1
Date of Patent
May 24, 2011
1Patent Application Number
122912801
Date Filed
November 7, 2008
1Patent Primary Examiner
Patent abstract
A sonar device includes a light source, a rotatable element, a motor for rotating the rotatable element, and a display. A light guide mounted on the rotatable element has an inlet end aligned with the light source and an outlet end aligned with the display. Light emitted from the light source enters the inlet end of the light guide, is directed from the inlet end to the outlet end in a beam, and is emitted out the outlet end of the light guide.
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