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Class Information
Number: 244/70
Name: Aeronautics > Aircraft propulsion > Paddle wheel
Description: The arrangement relative to aircraft and the use on aircraft of devices using the thrust developed by rotating paddle wheels for propelling aircraft.

Patents under this class:

Patent Number Title Of Patent Date Issued
8528855 Magnus and transverse flow hybrid rotor Sep. 10, 2013
8398015 Aircraft that can fly horizontally and vertically Mar. 19, 2013
7594625 Proprotor blade with leading edge slot Sep. 29, 2009
6845940 Lift generator by continuously rotating impeller Jan. 25, 2005
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
5265827 Paddle wheel rotorcraft Nov. 30, 1993
5100080 Rotor for developing sustaining and propelling forces in a fluid, steering process, and aircraft equipped with such rotor Mar. 31, 1992
4527757 Lift generating mechanism for an aircraft Jul. 9, 1985
4166595 Variable lift advancing wing aircraft Sep. 4, 1979

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