Patent ID: 8230803
Filing Date: 2012-07-31
Classification: G09F,Y10S

Abstract:
1. A runway selector for selecting a runway at an airport which does not have traffic control, comprising: a flat support plate; a first circular compass rose scale, having a periphery, positioned on said support plate; said first scale having compass azimuth indicia thereon extending therearound at said periphery thereof which are spaced apart ten degrees and which are numbered a second circular scale, having a periphery, positioned within said first scale having a smaller diameter than the diameter of said first scale so that said periphery of said second scale is spaced inwardly of the periphery of said first scale and so that the compass azimuth indicia on said first scale are positioned adjacent the periphery of said second scale; said second scale having runway numbering indicia thereon which extend therearound and which are radially aligned with the azimuth indicia on said first scale and which are numbered one through a first, elongated, flat strip having first and second ends; said first strip being selectively rotatably mounted at its center length, about the center of said second scale, whereby the ends thereof may be positioned adjacent the appropriate runway numbering indicia; a second elongated, flat strip having first and second ends; said second strip being selectively rotatably mounted at its center length, about the center of said second scale, whereby the ends thereof may be selectively positioned adjacent the appropriate runway numbering indicia; and a wind direction indicator selectively rotatably mounted with respect to said scales.