Patent FR-1904-348909

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Patent FR-1904-348909 Original Diagram

This is an airplane, with flapping wings, using propellers for forward propulsion, though these may be replaced by other means of propulsion. The main emphasis here has to do with the automatic positional adjustment of the motor, dependent upon the speed and wind displacement of the aircraft.

Patent family descending from Patent FR-1904-348909

  • Inventor location: Geneva, Switzerland

Sources


Year filed 1904
Year granted 1905
Office FR
Patent number 348909
Inventors Armand Dufaux, Henri Dufaux
Inventor country CH
Applicant person Armand Dufaux, Henri Dufaux
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Aéroplane
English title Airplane
Tech fields airplane, flapping, propulsion, motors, propellers, construction, design
Filing date February 26, 1904
Full specification filed date
Application number 348909D
Grant date February 27, 1905
Granted? Yes
Publication date May 2, 1905
Supplementary to patent Patent CH-1905-33302
Related to aircraft? Yes
Serial number 1
Patent agent
Assigned to
National tech categories FR 6.4
IPCs IPC B64C23/00
CPCs CPC B64C2700/6274, CPC B64C23/005
Family year 1904
First filing? 1
Cites these patents
Citations from after 1930
Application ID 19169644
INPADOC family ID 5187665
Number of text pages 3
Number of diagram pages 1
Number of figures 7
Number of claims 2