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Class Information
Number: 244/19
Name: Aeronautics > Aircraft, heavier-than-air > Paddle wheel sustained
Description: Aeronautical machines sustained by the downward thrust developed by rotating paddle wheels. These paddle wheels may also be the propelling agents.










Sub-classes under this class:

Class Number Class Name Patents
244/20 Feathering 9


Patents under this class:

Patent Number Title Of Patent Date Issued
8398015 Aircraft that can fly horizontally and vertically Mar. 19, 2013
7735773 Aircraft Jun. 15, 2010
7654486 VTOL personal aircraft Feb. 2, 2010
7461811 VTOL personal aircraft Dec. 9, 2008
7344106 Vertical take-off and landing aircraft Mar. 18, 2008
7219854 Cycloidal hybrid advanced surface effects vehicle May. 22, 2007
6932296 Cycloidal VTOL UAV Aug. 23, 2005
6845940 Lift generator by continuously rotating impeller Jan. 25, 2005
6527229 Aerodynamic lift generating device Mar. 4, 2003
6352458 Propulsion system and method Mar. 5, 2002
6224441 Propulsion system and method May. 1, 2001
6007021 Flying apparatus for a vertical take off and landing Dec. 28, 1999
5954295 Lift generation by counter-rotating line vortices Sep. 21, 1999
4527757 Lift generating mechanism for an aircraft Jul. 9, 1985
4390148 Rotary wing device Jun. 28, 1983
4166595 Variable lift advancing wing aircraft Sep. 4, 1979
4165848 Rotary thrust device including axially elongated rotor rotatable in casting having elongated fluid intake and discharge slots Aug. 28, 1979











 
 
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