Spraying banner for use in e.g. aircraft to represent advertising message in air for traffic control, has valve flaps, where medium is released by synchronized opening of flaps to form small clouds representing messages in matrix
摘要
<p>The device has individual valve flaps provided on an entire length of wings of an aircraft and controllable by special software. A medium is released by synchronized opening of the flaps to form small clouds arranged systematic to each other during flight. The clouds represent messages e.g. advertising messages, in matrix of letters and symbols. The messages are inputted at a location of a show or during the flight. An independent claim is also included for a method for representing messages in air.</p>
