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Class Information
Number: 244/20
Name: Aeronautics > Aircraft, heavier-than-air > Paddle wheel sustained > Feathering
Description: Aeronautical machines, in which the arrangement of the blades of the paddle wheels is varied during the rotation of the paddle wheel.










Patents under this class:

Patent Number Title Of Patent Date Issued
7762776 Vortex shedding cyclical propeller Jul. 27, 2010
6932296 Cycloidal VTOL UAV Aug. 23, 2005
6227483 Wing movement for ornithopters and apparatus of the like May. 8, 2001
5265827 Paddle wheel rotorcraft Nov. 30, 1993
4527757 Lift generating mechanism for an aircraft Jul. 9, 1985
4210299 Propulsive lifting rotors Jul. 1, 1980
4166595 Variable lift advancing wing aircraft Sep. 4, 1979
4113205 Aerodynamic lifting mechanisms Sep. 12, 1978
3938759 Special aircraft using a novel integrated lift, propulsion and steering system Feb. 17, 1976











 
 
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