Patent US-1910-971235

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Biplane (upper and lower parallel aeroplanes); wings pivot with foot pedals available to operator; [do they move at the same angle, parallel to each other, or do they converge or diverge?]

  • Inventor location (imputed by HistPat): Washington, DC (FIPSloc=11001) (/Canadian citizen)

Sources


Year filed 1909
Year granted 1910
Office US
Patent number 971235
Inventors Maurice Ackerman
Inventor country US, CA
Applicant person Maurice Ackerman
Applicant firm
Applicant type INDIV
Applicant is inventor? Yes
Original title Flying-machine
English title Flying machine
Tech fields airplane, frame, navigation, propulsion, rudder, stability, biplane
Filing date September 21, 1909
Full specification filed date
Application number 1909518859
Grant date September 27, 1910
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 518859
Patent agent
Assigned to
National tech categories USPC 244/233, USPC 244/51
IPCs
CPCs CPC B64C9/00
Family year 1909
First filing? Yes
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages 4
Number of diagram pages 5
Number of figures 8
Number of claims 13