Patent US-1909-964957

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Takes off like a helicopter and flies like an airplane (therefore can take off directly upward, the author notes, unlike most airplanes, which require acceleration on the ground); aeroplanes and propellers both tilt from vertical to horizontal; propellers have hollow telescoping shafts and pulleys

  • Inventor location (imputed by HistPat): (US Navy); San Francisco, San Francisco county, CA (FIPSloc=6075)

Patents which are supplementary to this one

  • Patent DE-1909-241653 (English title: Aircraft with propellers pivotable together with the wing, Filing date: 1909-10-24)

Sources


Year filed 1909
Year granted 1910
Office US
Patent number 964957
Inventors Halvor Olsen Eiane
Inventor country US
Applicant person Halvor Olsen Eiane
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Flying-machine
English title Flying-machine
Tech fields airplane, takeoff, propulsion, frame, rudder, propeller, helicopter, hybrid, heavier-than-air, marine
Filing date 1909-06-01
Full specification filed date
Application number 1909499391
Grant date 1910-07-19
Granted? 1
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent George H. Strong
Assigned to
National tech categories USPC 244/7R
IPCs
CPCs CPC B64C29/0033
Family year 1909
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims