Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Nachman Zimet0
Date of Patent
May 24, 2011
Patent Application Number
11263903
Date Filed
November 2, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A rotary-wing apparatus that is aeronautically stable, easy to fly with a multidimensional control, small size, and safe to fly and low cost to produce. The rotary-wing apparatus includes a coaxial, counter rotating rotor drive providing lifting power with an inherent aeronautical stability; auxiliary propellers that face the direction of flight and are located on opposite sides of said coaxial rotary-wing apparatus and enable flying forwards, backwards and perform yawing. The rotary-wing coaxial helicopter toy is remotely controlled and safe to fly in doors and out doors, while performing exciting maneuvers even by untrained kids.
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